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Thursday 28 November 2013

The Tamil Nadu Dr. MGR Medical University Past 25 years question paper- Answer Key in ORAL Histology

Oral mucous membrane

Non keratinocytes: What are non keratinocytes – examples  -  difference between keratinocytes and nonkeratinocytes -  morphology, location  and functions of each  -  Appearance in H & E - diagram.

Functions of dento gingival junctions: What is dento gingival junction - development - Nasmyth’s membrane - attatchment epithelium - other name - appearance, properties , rate of turn over width - epithelial attachment - shift  of dentogingival junction - functions - clinical importance - Diagram.

Functions of basal cell layer of oral epithelium: Structure of oral epithelium - arrangement - diagram - types of basal cell present –other name -  organelles of the cells - mode of attachment between cell and connective tissue - Functions  - diagram.

Lining mucosa: Other name - classified under - location –unique features -  differences compared to keratinized mucosa - adjacent structures in various locations (glands, taste buds, adipose tissue etc)

Describe microscopic and histological section of human gingiva with special reference to epithelial attachment: Gingiva - Briefly on its appearance, adaptation, extension, colour, parts of gingiva and their characteritics - histological appearance—type of keratinisation - cells present -  papillae—lamina propria - gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres -  - –function &  extension of each - Blood supply - Diagram. Epithelial attachment -  -  other name - histology - layers - appearance, properties , rate of turnover, width - physiological importance  - clinical implications

Classify oral mucosa. Describe the macroscopic and microscopic features of gingiva: Classification based on function -  keratinisation, Gingiva - Briefly on its appearance, adaptation, extension, color, parts of gingiva and their characteristics - histological appearance—type of keratinisation - cells present -  papillae—lamina propria - gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres -  - –function &  extension of each - Blood supply - Diagram.

Basal lamina: Ultra structural name of ? - Lamina lucida—lamina densa - width - composition - function - clinical implications - Diagram.

Epithelium of gingiva: Macroscopic appearance - Histological appearance—type of keratinisation - cells present -  papillae—pigments present - Diagram.

Classify oral mucosa. Describe microscopic and macroscopic features of palatal mucosa: Classification based on function - keratinisation and location. Palatal mucosa - macroscopic features - hard and soft - adaptation - attachment - zones in hard palate - lamina propria—microscopic features - describe the layers of keratinised epithelium.

Gingival fibres: Gingiva - lamina propria - Gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres - –function, location &  extension of each - Blood supply - Diagram.

Epithelial cell rests: What are cell rests? - origin - types – Serrae — Malassez  - how they are formed? Note on dental lamina and HERs -  clinical considerations—diagram.

Classify oral mucous membrane. Enumerate histological difference between hard and soft palate: Classification based on function—keratinisation and location.Palatal mucosa - hard and soft - type of keratinisation in  both - adaptation - attachment - zones in hard palate - lamina propria—tabulate the differences - relevant diagrams.

Lamina dura: Radiographic name of ? - bundle bone—Sharpey’s fibres—collagen appearance here—lines of rest - reason for its radiologic appearance - Clinical implications.

Keratin: Protein secreted by the epithelial cells (keratinocytes)  - cyto keratins –function -  basic types and  their location - process of keratinisation— describe keratinised epithelium - morphology of  keratinocytes in the 4 layers—diagram.

Masticatory mucosa - Gingiva - Briefly on its appearance,adaptation,extension,colour,parts of gingiva and their characteristics - histological appearance—type of keratinisation - cells present -  papillae—lamina propria - gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres - –function &  extension of each - Blood supply – Diagram; Hard palate - Briefly on its appearance – attachment to mucosal periosteum - describe the layers of keratinised epithelium -  - adaptations (desmosomes, tonofilaments, grooves and ridges) of  keratinising epithelium - lamina propria - zones of hard palate based on structure of sub - mucosal layer - incisive papilla  - Jacobson’s organ - palatal rugae - epithelial pearls -  - blood and nerve supply – Diagram; Junctional epithelium: What is junctional epithelium - epithelial attachment -  -  other name - histology - layers - appearance, properties , rate of turnover ,width - physiological importance  - clinical implications

Keratinized oral mucosa: Gingiva - Briefly on its appearance,adaptation,extension,colour,parts of gingiva and their characteristics - histological appearance—type of keratinisation - cells present -  papillae—lamina propria - gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres -  - –function &  extension of each - Blood supply – Diagram; Hard palate -  - Briefly on its appearance – attachment to mucosal periosteum - describe the layers of keratinised epithelium -  - adaptations (desmosomes, tonofilaments, grooves and ridges) of  keratinising epithelium - lamina propria - zones of hard palate based on structure of sub - mucosal layer - incisive papilla  - Jacobson’s organ - palatal rugae - epithelial pearls - blood and nerve supply – Diagram; Histological appearance of vermillion border of lip and filiform papillae

Describe histology of hardpalate: Briefly on its appearance – attachment to mucosal periosteum - describe the layers of keratinised epithelium -  - adaptations (desmosomes, tonofilaments, grooves and ridges) of  keratinising epithelium - lamina propria - zones of hard palate based on structure of sub - mucosal layer - incisive papilla  - Jacobson’s organ - palatal rugae - epithelial pearls -  - blood and nerve supply - Diagram

Write about  various types of oral mucosa: Classification - based on location& function - brief description on appearance, location , keratinisation ,histological appearance, staining - note on specialized mucosa - taste buds - function  - clinical implications - diagram.

Odland bodies: What are Odland bodies? - other name -  - location -  -  how it is formed—functions - how is it different in non - keratinising epithelium

Shift of dentogingival junction: What is dento gingival junction - development - Nasmyth’s membrane -  -  attachment epithelium - other name - appearance, properties , rate of turnover ,width - epithelial attachment - shift  of dentogingival junction - active eruption - passive eruption - recession - secondary attachment epithelium - stages in passive eruption -  - functions - clinical importance - Diagram.

Dentogingival junction: What is dento gingival junction - development - Nasmyth’s membrane  - attachment epithelium - other name - appearance, properties , rate of turn over width - epithelial attachment - shift  of dentogingival junction - functions - clinical importance - Diagram.

Vallate papilla: Specialized mucosa/ dorsal portion of tongue - different types of papillae present - position of the valate papilla - number - presence of taste buds - name of the duct  opening into it – taste bud - taste sensation in vallate papilla - Diagram

Define and classify oral mucous membrane. Describe macroscopic and microscopic feature of dorsum of tongue: Definition and classification - based on location& function - brief description on appearance, location, histological appearance, staining—diagram; Macroscopic appearance -  Dorsal lingual mucosa - Describe  anterior 2/3rd and posterior 1/3rd— papillae - taste bud—microscopic appearance - histology of tongue - describe all  papillae with suitable diagrams.

Classify oral mucosa and discuss the cellular events in the maturation of keratinized mucosa: Classification - based on structure& function - brief description on appearance, location, histological appearance, staining—diagram; Process of keratinisation—layers of keratinised oral epithelium - arrangement of keratinocytes in the four layers - morphology of keratinocytes in each layer - define differentiation - (transformation of basal cell into corneum) - desquamation—maturation - turnover time—factors involved in the process

Discuss in detail about the microscopic features of masticatory mucosa: Gingiva - Briefly on its appearance, adaptation, extension, colour, parts of gingiva and their characteristics - histological appearance—type of keratinisation - cells present -  papillae—lamina propria - gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres -function &  extension of each - Blood supply – Diagram; Hard palate - Briefly on its appearance – attachment to mucosal periosteum - describe the layers of keratinised epithelium -  - adaptations (desmosomes, tonofilaments, grooves and ridges) of  keratinising epithelium - lamina propria - zones of hard palate based on structure of sub - mucosal layer - incisive papilla  - Jacobson’s organ - palatal rugae - epithelial pearls -  - blood and nerve supply - Diagram

Classify oral mucous membrane. Discuss in detail abouspecialized mucosa: Classification - based on location& function - brief description on appearance, location , keratinisation, histological appearance, staining - note on specialized mucosa -  dorsal lingual mucosa  - taste buds - function  - clinical implications - diagram

Classify oral mucosa and describe the process of keratinisation: Classification - based on location & function - brief description on appearance, location  ,histological appearance, staining—diagram; Process of keratinisation—layers of keratinised oral epithelium - arrangement of keratinocytes in the four layers - morphology of keratinocytes in each layer - define differentiation - (transformation of basal cell into corneum) - desquamation—maturation - turnover time—factors involved in the process.

Classify oral mucosa according to structure and function. Describe the histology of keratinised oral mucosa with suitable diagrams: Classification - based on structure& function - brief description on appearance, location , keratinisation ,histological appearance, staining - note on specialized mucosa - taste buds - function  - clinical implications – diagram; Gingiva - Briefly on its appearance, adaptation, extension, colour, parts of gingiva and their characteristics - histological appearance—type of keratinisation - cells present -  papillae—lamina propria - gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres -  function &  extension of each - Blood supply – Diagram; Hard palate - Briefly on its appearance – attachment to mucosal periosteum - describe the layers of keratinised epithelium - adaptations (desmosomes, tonofilaments, grooves and ridges) of  keratinising epithelium - lamina propria - zones of hard palate based on structure of sub - mucosal layer - incisive papilla  - Jacobson’s organ - palatal rugae - epithelial pearls -  - blood and nerve supply - Diagram

Classify oral mucosa write in detail about the histology of gingiva: Classification - based on structure& function - brief description on appearance, location, keratinisation ,histological appearance, staining - note on specialized mucosa - taste buds - function  - clinical implications – diagram; Gingiva - Briefly on its appearance, adaptation, extension, colour, parts of gingiva and their characteristics - histological appearance—type of keratinisation - cells present -  papillae—lamina propria - gingival fibres  - types - collagen fibres - accessory fibres /transeptal fibres -  function &  extension of each - Blood supply – Diagram




Bone

Reversal and resting line: Reversal line -  cement line of mineralised matrix -  Organic content  -  Hematoxiphilic and eosin staining  -  limit of bone erosion prior to formation of osteon  -  irregular line.  Resting line -  regular – periods of rest  -  bone formation  -  Diagram

Age changes in alveolar bone: Alveolar socket  -  fatty marrow infiltration  -  edentulous jaw changes  -  trabecular arrangement  -  inorganic and organic content  -  CEJ association  -  changes in adjacent anatomical structures  -  Diagram

Function of bundle bone: Define bundle bone – location  -  organic and inorganic content  -  H& E staining Radiographic appearance  -  lamina dura  -  clinical implications.

Osteoblast and Osteoclast: Origin and formation  -  location  -  detailed description of morphology  -  functions  -  Regulators of their activity  -  H& E staining  -  Diagram

Alveolar bone: Structure - alveolar bone proper - lamellated bone - cortical plates  - spongy bone - development  -  functions - age changes - clinical implications – Diagram

Bone resorption: Definition - cells involved  - regulators - sequence of events - alterations in osteoclasts  -  degradation and removal of the degraded products - diagram (resorption bays) -  Clinical implications

Write the Chemical composition of bone: Organic component—collagen and noncollagenous proteins - inorganic component - composition in woven and mature bone

Structure of alveolar bone - Alveolar bone proper - supporting bone  -  lamellated bone - bundle bone - cortical plates - spongy bone  -  H&E staining – Diagrams

Classification of alveolar bone : Classification – a)compact bone  -   cribriform plate, cortical plate  -  composition  -  histology - b)spongy bone—composition - histology.

Histology of bone: Osteiod - size   - composition - compact bone - spongy bone - lamellar bone - description of osteon—haversian canals - volkmann’s canal—reversal and resting lines - diagram.

Bone remodelling: Cells taking part - sequence of events (Activation, Resorption and Reversal stage) -  Mediators (hormones ,vitamin D,  local factors) - clinical implications.

Matrix Vesicle theory: Definition and theories of calcification - description of matrix vesicle - role in initiation of calcification – inhibitor and promoters of calcification – clinical implications

Effect of calcium on bones: Composition of bone - calcium’s role in calcification (matrix vesicle theory)- hypocalcemia – hypercalcemia – effect on bones – calcium – phosphorus interaction – harmones involved – turn overrate -  clinical implications

Mention the different parts of alveolar bone and describe the histology with suitable diagrams: Alveolar bone proper - supporting bone  -  lamellated bone - bundle bone - cortical plates - spongy bone  -  H&E staining - Diagrams Classification of alveolar bone a)Compact bone  -   cribriform plate,cortical plate  -  composition  -  histology - b)spongy bone—composition - histology.

Osteoclast: Diagram - morphology - formation - regulation - regulators of osteoclastic activity - H&E staining appearance (histology)

Alveolar bone proper: Composition—organic and inorganic  -  lamellar bone(detailed description) - Haversian system - bundle bone—diagram.

Endochondral ossification - Definition – Mechanism - bones involved - formation of cartilaginous model - bone collar  - periosteal bud - medullary cavity - secondary ossification center  - Diagram




Salivary Glands

What are the various salivary glands and histological types? Describe the composition of saliva in detail: Introduction-salivary glands - types of salivary glands (describe the major and minor salivary glands with diagram) - histological types of salivary glands (serous, mucous and seromucousacinar structures — light microscopic and electron microscopic appearance with diagram) - composition of saliva (organic and inorganic constituents, antimicrobial substances)-variation in composition based  on the nature of secretion (serous, mucous) - Clinical considerations

Classify salivary glands. Describe the microscopic features of secretory unit of parotid gland: Introduction-salivary glands - classification of salivary glands - overview of parotid gland ( A note on gross anatomy - histology: serous acinar structures and ductal system (light and electron microscopic appearance) - diagram - clinical considerations

Classify salivary glands. Describe submandibular salivary gland: Introduction - salivary glands-classification of salivary glands - overview of submandibular salivary gland - gross anatomy (parenchyma and ducts) – diagram - histology (light and electron microscopic description of secretory units and the ducts) – diagram - nature of salivary secretion - blood supply and innervations –diagram - clinical considerations

Describe the histology of mixed salivary glands: What are mixed salivary glands and examples - histology of mixed salivary gland (describe the light microscopic and electron microscopic appearance) – diagram - nature of salivary secretions - Clinical considerations

Development, anatomy, structure and functions of salivary gland: What are salivary glands?-what type of glands are they? - development-classification-anatomy (position, relation to surrounding structures, blood supply and innervation) – diagram - histology (describe the LM and EM appearance of secretory units/acinar structures and ductal system) – diagram - functions of saliva

Write about anatomy, capsule, relations, structures, nerve supply of parotid gland: Introduction - parotid gland - gross anatomy ( lobes, position, surfaces, borders and relations to the surrounding structures) – capsule - Stenson’s duct - structures contained within - nerve supply (both sympathetic and parasympathetic innervation; note on otic ganglion), type of acini and nature of secretion – diagrams - clinical considerations

Describe the surfaces, borders, capsule, relations, structure and nerve supply of parotid gland: Introduction-parotid gland - gross anatomy ( lobes, position, surfaces, borders and relations to the surrounding structures) – capsule - Stenson’s duct - structures contained within - nerve supply (both sympathetic and parasympathetic innervations; note on otic ganglion), type of acini and nature of secretion – diagrams - clinical considerations

Ductal systems of major salivary gland: Introduction - ductal system of salivary glands - types of ducts (histology with diagrams)- intercalated ducts - striated ducts - excretory ducts - modification of the saliva in the ductal system(with diagrams) - clinical consideration

Minor salivary glands: Introduction of minor salivary glands - distribution in the oral cavity - types and their description - diagrams - clinical considerations

Functions of saliva: Introduction of saliva (with a note on composition) - functions of saliva- clinical considerations

Histology of salivary gland: Introduction of salivary glands - histology of acinar structures (with diagram; note on the acinar structures in major and minor salivary glands) - histology of ductal structures (with diagram) - clinical considerations

Taste buds: Introduction – distribution – size – shape – histology – functions – diagram - clinical consideration

Composition and functions of saliva: Introduction-saliva - composition of saliva (note on modification of saliva across ducts, organic and inorganic constituents, enzymes, electrolytes, immunoglobulins, antimicrobial substances) - functions of saliva - diagram/schematic representation - clinical considerations

Properties of saliva: Introduction- saliva - organic and inorganic constituents of saliva - nature of secretion & variations in nature in major and minor salivary glands – volume - salivary flow  rate -factors affecting the composition of saliva - Clinical considerations

Duct of salivary glands: Introduction - ductal system of salivary glands - types of ducts (histology with diagrams) - intercalated ducts - striated ducts - excretory ducts - modification of the saliva in the ductal system(with diagrams)- clinical consideration

Intercalated ducts: Introduction - intercalated ducts - light microscopic and electron  microscopic appearance of intercalated ducts - modification of saliva in the intercalated duct-diagram - clinical considerations

Myoepithelial cells: Introduction - what are myoepithelial cells? - shape - light and electron microscopic appearance - functions of myoepithelial cells – diagram - clinical considerations

Role of saliva in defense mechanisms: Introduction - saliva - protection against dehydration -protection from chemical and thermal insults - resistance to dental caries - antimicrobial features (anti-bacterial and anti-fungal) - antioxidant defense mechanism - role of salivary immunoglobulins in defense mechanism

Serous and mucous cells: Introduction of serous and mucous cells in salivary glands - light microscopic and electron microscopic appearance of serous and mucous acini – diagram - nature of secretions by serous and mucous cells - clinical considerations

Striated duct: Introduction-striated ducts - light microscopic and electron microscopic appearance of striated ducts - modification of saliva in the striated duct – diagram - clinical considerations

Difference between serous and mucous acini: Describe the differences under the following headings: introduction/definition - distribution in major and minor salivary glands - nature of secretion - light microscopic appearance - electron microscopic appearance - diagrams -clinical consideration

Histology of mixed salivary glands: Introduction -  mixed salivary glands - examples of mixed salivary glands - nature of secretions - light microscopic and electron microscopic appearance – diagrams - clinical considerations

Oncocytes: Introduction/definition-oncocytes - light and electron microscopic appearance – diagram - clinical considerations

Innervations of salivary glands: Introduction - innervations to salivary glands - sympathetic and parasympathetic innervations - nerve-epithelial cell relationship - axonal varicosities – neurotransmitters - diagram - clinical considerations

Mechanism of salivary secretion: Introduction - salivary secretion (note on the excretory ducts of each major salivary gland) - stages of salivary secretion - production of primary saliva - ductal modification of saliva- final secretion of saliva in the oral cavity




Tempromandibular Joint

Tempromandibular joint: Joint between which bones – development in brief – anatomy – ligaments – blood; nerve supply - function – movements 

Movements of TMJ: Nature of joint – limitation of movements - ligaments of TMJ – types of protrusive – retrusive – lateral movements – mediated by – muscles – ligaments – Translational/rotational/ hinge axis – clinical significance  

Anatomy of TMJ: Joint between which bones – development initiation – role of cartilage – disc shape – architecture – ligament attached – blood supply – nerve supply – function – clinical significance

Articular disc: Borders & attachment of disc - position of disc – parts of the disc – role in movement – rotational/ translational – ligaments attached – blood & nerve supply

Ligaments of TMJ: Major and accessory ligaments – site of attachment – site of insertion – functions of each ligaments including stabilization – blood supply





Histochemistry

Formalin: what is fixative – use of fixation – materials used – how it works - widely employed materials – percentage/ concentration – how should it be used – advantages and disadvantages

Ground section of tooth - indication and preparation: what is ground section – uses of ground section – how is it done – in which condition tooth is studied – what abrasives are used – levels of abarasions (rough/smooth) – thickness of sections – preparation

Hematoxylin: what is hematoxylin – dye – uses of dye in Histopathological section visualization – why section need to be colored – from where, how, why, what – it is used for – nature of (acidic) – basic dye – contrast

Fixatives: what is fixation – ideal fixative – how it works – why tissue needs to be fixed – examples of fixatives – fixatives for special situations

Decalcification of hard tissue: why hard tissue need to be studied – need to make it soft – methods to make it soft – materials used commonly – effect of acid on hard tissue – end point determination

Alkaline phosphatase: what is alkaline phosphatase – secreted by – when – where – why – what – how? Uses of alkaline phosphatase as a histochemical technique

Acid phosphatase: what is acid phosphatase – secreted by – when – where – why – what – how? Uses of acid phosphatase as a histochemical technique

Per Iodic Acid Schiff stain: what is PAS stain – components of the stain – steps in staining – rationale behind stain – uses of PAS

Tissue processing: what is tissue processing – when- why- what – how? – steps in tissue processing




Tooth Eruption and Shedding

Define eruption. Explain the various theories of tooth eruption: Definition of eruption – movement of teeth – theories –Constriction of pulp - Pulp growth theory - Bone growth theories - Fluid pressure/ vascularity theory - Periodontal ligament traction theory – most accepted with diagrams – List the eruption schedule of human deciduous and permanent dentition  

Active and passive eruption of teeth: Active eruption – movement of teeth – functional – physiological movement – why – when – how? Passive eruption – physiology/pathology – why – when – how? – Clinical significance.

Describe in detail various theories of eruption and resorption of deciduous teeth: Shedding of deciduous teeth – mechanism – when – how – why? – Osteoclast/odontoclast - Definition of eruption – movement of teeth – theories –Constriction of pulp - Pulp growth theory - Bone growth theories - Fluid pressure/ vascularity theory - Periodontal ligament traction theory – most accepted with diagrams

Describe process of eruption of permanent teeth in oral cavity: Shedding of deciduous teeth – mechanism – when – how – why? – Osteoclast/odontoclast - Definition of eruption – movement of teeth – theories –Constriction of pulp - Pulp growth theory - Bone growth theories - Fluid pressure/ vascularity theory - Periodontal ligament traction theory – most accepted with diagrams  - Eruption – Pre-eruptive and eruptive Movement – merging of reduced enamel epithelium with oral ectoderm – fusion – apoptosis in central part – formation of junctional epithelium – epithelial cuff – clinical significance. 

Describe process of shedding of deciduous teeth: What is shedding – why – when – how? – Differentiation of Odontoclast – function – pattern of resorption – clinical significance.

Ligament traction theory: Theories of tooth eruption – most accepted – ligament traction – how – Fibronexus unit – parts of fibronexus unit – importance of fibronectin – mechanism of traction – clinical significance with diagram

Mechanism of shedding: What is shedding – why – when – how? – Differentiation of Odontoclast – function – pattern of resorption – clinical significance.





Tooth morphology

Describe morphology of permanent maxillary right first molar: Introduction of maxillary first molar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels - diagrams

Cingulum: definition – clinical significance – potential issues – arising out of improper contact – deep bite

Marginal ridge: Definition – nomenclature – necessity for reconstruction

Developmental groove: Definition – nomenclature – necessity for reconstruction

Point angle: Definition – nomenclature – necessity for reconstruction

Occlusion: Definition – nomenclature –Key of occlusion – its significance - necessity for reconstruction in dentures

Describe the morphology of lower left first premolar: Introduction of lower first premolar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels - diagrams

Define and describe cusp, contact point, contact area, mammelon, transverse ridge: Definition – nomenclature – necessity for reconstruction for each of the term

Enumerate the class traits of premolar. Give difference between  maxillary first and second premolar in tabular form: describe how the premolar has evolved as a transition teeth between canine and premolars with respect to the size, shape, form and function [see Wheeler’s Annexures in this regard]- Also stress how this teeth is adapting and serving to changing pattern of food use – Compare and contrast the Maxillary 1st and 2nd Premolar in the tabular form - - diagrams

Embrasure: Definition – nomenclature – necessity for reconstruction

Describe morphology of permanent maxillary canine: Introduction of permanent canine – details cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and incisal aspect – no. of ridges, fossa, pits, grooves,  pulp cavity shape at various levels - diagrams

Inclined plane: What is inclined plane – how is it measured in posterior teeth – with large cusps with respect to occlusal plane

Curve of Spee and curve of Monsoon: what are curves – compensation – definition – in natural/denture dentition – uses of such curves – Why – when – how should they be reproduced - diagrams

Describe the morphology of lower left first premolar. Difference between lower first premolar and lower second premolar with diagrams: Introduction of lower first premolar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels. Compare and contrast the mandibular 1st and 2nd Premolar [See Wheelers Annexures] - - diagrams

Describe morphology of upper first premolar with diagrams: Introduction of upper first premolar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels - - diagrams

Chronology of deciduous teeth: Sequence of formation – initiation, calcification, ending, eruption, completion of root – shedding of all deciduous teeth – Add a note on difference between genders – significance in terms of clinics

Describe morphology of lower second premolar with diagrams: Introduction of lower second premolar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect [All patterns – U, H and Y type] – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels - diagrams

Describe morphological feature of deciduous maxillary second molar with diagrams: Introduction of upper deciduous second molar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels – Shedding - diagrams

Functions of teeth: Enumerate the functions of teeth

Roots of anterior teeth: describe the morphology, number, surfaces, grooves on the surface of the anterior teeth with - diagrams

Difference between deciduous maxillary molar and permanent maxillary molar
Describe morphology of maxillary first premolar. Difference between maxillary and mandibular first premolar: Introduction of upper first premolar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels -  diagrams – Compare and contrast the Maxillary and Mandibular Molar

Arch traits of maxillary canine: Introduction of permanent canine – details cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and incisal aspect – no. of ridges, fossa, pits, grooves,  pulp cavity shape at various levels – diagrams – Change of form – from incisor to canine to Premolar – how size, shape and function is modified.

Functions of deciduous teeth: list the various function of deciduous teeth

Compare permanent and deciduous maxillary canine: Compare and contrast the maxillary canine – deciduous/permanent teeth in terms of size, shape, contour, root in each aspect with diagram

Tooth numbering systems: Discuss the need for tooth nomenclature – various types of tooth numbering systems – method of each – advantage and disadvantage – Universal, ZP, FDI and Computer application systems

Describe triade of molar. Explain morphology of lower first molar: Introduction of permanent lower 1st molar – details cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and incisal aspect – no. of ridges, fossa, pits, grooves,  pulp cavity shape at various levels – diagrams – Change of form – from canine to Premolar to molar – how size, shape and function is modified. Discuss how the cusps are being evolved from primary cusps to secondary cusps to accessory cusps in lower first molar

Primate space: what is primate space – when – why – what – how much – uses – compensation – how correction – prediction of crowding

Key of Occlusion: Concept of key of occlusion: Tooth –tooth contact – inter and intra arch contacts

Describe Occulsal surface of lower first premolar: Outline - number of cusps – no. of marginal ridges, cusps, fossa, groove, pits, incline planes – description – variation - diagram

Calcification of teeth: initiation of calcification – deciduous and permanent teeth, evidence – clinical significance

Leeway space: what is Leeway space – when – why – what – how much – uses – compensation – how correction – prediction of crowding

Ridge: what is a ridge – type of ridge – where, why, how – clinical implications

Arch traits of maxillary incisors: Introduction of permanent incisors  – details of incisal edge and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and incisal aspect – no. of ridges, fossa, pits, grooves,  pulp cavity shape at various levels – diagrams – Change of form – from incisor to canine to Premolar – how size, shape and function is modified.

Occulsal surface of lower II premolar: Introduction of lower second premolar – no. of cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect [All patterns – U, H and Y type] – no. of ridges (triangular), fossa, pits, grooves,  pulp cavity shape at various levels - diagrams

Sequence of eruption of deciduous and permanent dentition: Sequence of eruption, completion of root – shedding of all deciduous teeth – Add a note on difference between genders – significance in terms of clinics

Importance of chronology of teeth: Sequence of formation – initiation, calcification, ending, eruption, completion of root – shedding of all deciduous teeth – Add a note on difference between genders – significance in terms of clinics

Tabulate eruption time and root completion of all deciduous and permanent teeth: Sequence of formation – initiation, calcification, ending, eruption, completion of root – shedding of all deciduous teeth – Add a note on difference between genders – significance in terms of clinics

Tubercle of Carabelli: What – where – how – why ?

Spillway: What – when – how – why – Describe – numbers – Why is it necessary to be reproduced

Describe the morphology of maxillary permanent first molar with relevant diagram: Introduction of permanent upper 1st molar – details cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal aspect – no. of ridges, fossa, pits, grooves,  pulp cavity shape at various levels – diagrams – Change of form – from canine to Premolar to molar – how size, shape and function is modified.



Describe the morphology of mandibular permanent second premolar with relevant diagram:
Introduction of permanent lower 2nd premolar – details cusps and root – name, outline - shape: Salient features – chronology & dimensions - details from buccal, mesial, distal and occlusal [H, Y, U] aspect – no. of ridges, fossa, pits, grooves,  pulp cavity shape at various levels – diagrams – Change of form – from canine to Premolar to molar – how size, shape and function is modified.





Miscellaneous

What are the muscles of mastication? Describe their function: Name the muscle of mastication – embryology – origin – insertion – blood and nerve supply – function – clinical significance - diagrams

Stages in deglutition: Three stages in deglutition- process/mechanism – nerve involved – clinical significance

Nerve supply of tongue: motor innervations – sensory innervations – Taste sensation – pathways associated – clinical significance - diagrams

Mention the branches of trigeminal nerve. Write in detail about mandibular nerve: Trigeminal nucleus till terminal branches- intra/extra-cranial course – foramen involved – trace the major three branches – detail about mandibular nerve and all its branches – innervations – clinical significance - diagrams

Anatomy of Parotid gland: Position – embryology – shape, size – borders – association – relation – course of duct till opening in to mouth – blood/nerve supply – innervations – sympathetic & parasympathetic stimulation – ganglion associated

What is pain? Explain pain pathway and trace it from maxillary first molar: Define pain – pain pathway – from oral cavity till spinal cord – brain

Extracranial course of facial nerve: Foramen – complete course –all division & innervations - diagrams

Otic ganglion: Sympathetic & parasympathetic fibers – afferent & efferent fibers – structures associated – clinical significance - diagrams

Blood supply to face: - Major arteries supplying face – branches – terminal branches – structures; Venous drainage of face – diagrams

Swallowing & deglutition: define swallowing & deglutition – stages – control – mechanism – clinical significance

Muscles of tongue: intrinsic & extrinsic – origin – insertion – Blood & nerve supply – clinical significance

Inferior Alveolar nerve:

Write development, anatomy, histology & movements of TMJ
Cushion Hammock ligament
Papillae of tongue
Von Ebner Glands
Functions of calcium
Calcium homeostasis
Tetany
Effects of hormones on oral tissue
Vitamin C & oral tissue
Write in detail the origin, course & distribution of the principal sensory nerve of the oral cavity

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