PUBLIC HEALTH DENTISTRY - AUGUST 2016 FOURTH YEAR B.D.S. DEGREE EXAM

[LJ 661]                                                    AUGUST 2016                                          Sub. Code: 4223

                                                FOURTH YEAR B.D.S. DEGREE EXAM 
(Common to Third Year Paper IV - Modified Regulation III Candidates and Final Year Paper VIII  New  Modified Regulation Candidates)

PAPER VIII – PUBLIC HEALTH DENTISTRY
Q.P Code: 544223
Time: 180 Minutes                                                                   Maximum: 70 Marks

I. Elaborate on:                                                                                  (2 x 10 = 20)

1.   Mention the various methods of water purification. Write in detail about rapid sand filter
method.

2.   Define   and   classify   epidemiology.   Describe   in   detail   about descriptive
epidemiology.

II. Write Notes on:                                                                                (10 x 5 = 50)

1.   Barriers of communication.
2.   Comprehensive dental care.
3.   Types of biomedical waste.
4.   Measures of dispersion.
5.   Indian Dental Association.
6.   Mechanical plaque control.
7.   Pit and fissure sealant.
8.   Cohort.
9.   Defluoridation methods.
10.   Epidemiological triad.

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PAST BDS Exam PAPERS - PUBLIC HEALTH DENTISTRY PAST QUESTIONS

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# CLICK HERE TO DOWNLOAD FEBRUARY 2018 FOURTH YEAR B.D.S. DEGREE EXAM PAPER

Bacteriostatic and Bactericidal at high doses

# Some antibiotics are bacteriostatic in nature but bactericidal in high doses, such as:
a- erythromycin
b- amoxycillin
c- tetracycline
d- metronidazole
e- cephalosporin

The correct answer is A. Erythromycin.

Witch Chin is seen due to:

# “Witch Chin” is a postoperative complication that occurs when a mucoperiosteal flap is raised in the symphyseal area because of:
A.  injury to the orbicularis oris
B.  detachment of mentalis muscle
C.  incisive nerve damage
D.  periosteal striping
E.  detachment of the platysma muscle

The correct answer is B. Detachment of mentalis muscle.