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Tuesday 24 November 2015

Query from a Reader

Dentinal fluid filling the dentinal tubules in human tooth is basically-
a. pulpal exudate
b. odontoplastic fluid
c. transudate of plasma
d. bacterial exudate

Ans: Is a Odontoblastic fluid - a modified version of transudate. 

Q - neural tissue growth completed by
1) 6-7 yr
2) 10-12yr
3) 15-17 yr
4)18 yr

at the max by 10 to 12 years. Especially in CNS. PNS may take a little longer

Q- pH remain constant for period of time after consuming sucrose
1)120 min
2)30 min
3)60 min
4) 20 min

This is tricky. Unless the system - blood, sugar, plaque is mentioned, answer may be incorrect. 


Q- most common malignant bone tumor in children
1)osteosarcoma
2) Ewing sarcoma

Osteosarcoma - world wide 


Q- function of 20% koh for candida albicans staing
1) it stain hyphe
2) it dissolved epithelium background
(Main function) pls tell ....clerify ?

KOH Dissolves background material like debris including shed cells

Q- fusion of two palate shelves start
1) 6 week
2)10. Week
3) 8 week
4) 12 week

by 6th week process is initiated, 


Q- proprioceptive receptor present in dental pulp ?
1) few receptor present
2) not present at all
3) present 

The free nerve endings in pulp, as such are devoid of receptors. Hence, in the pulp, no stimuli- hot, cold or any such stimuli are being interpreted as pain as pain receptors (nociceptors) are only present and possibly few mechanorecptors are only present. Hence answer is not present at all...