Tooth Morphology

Questions	Answers
The teeth noted as 55 refer to the	Human deciduous right maxillary second molar
The teeth number that is notified as 27 in the clinical notation is	Human deciduous right mandibular canine
The teeth number that is notified as 27 in the FDI notation is the	Human permanent left maxillary second molar
The portion of the jaw that serves as a support for tooth is	Alveolar process. The rest are not part of the jaw but they provide the support for the tooth to be kept in its place.
The surface of tooth facing towards the adjoining teeth in the same dental arch is the	Proximal surface. Facial surface is that part that is towards the lips or buccal mucosa. The surface nearer to palatal is the palatal surface. The surface of tooth facing towards the opposing teeth in the same dental arch is the occlusal surface.
The proximal surface of a tooth that is farthest from the midline is	Distal surface. The proximal surface that is nearest to the midline is the mesial surface.
The linear elevation on the proximal surface of a tooth nearer to the occlusal surface is the	Marginal ridge
The human permanent first molar starts to calcify at	At birth
The term “12 year’s molars” in humans refers to the	Permanent second molars. Permanent first molars are referred as “6 year molars”.
The minimum numbers of centers of formation of a human tooth is	Four