425:Increased VDO results in;

a) Strained facial appearance
b) Trauma to underlying tissues
c) Clicking of teeth
d) All of the above

Ans: D[Ref. Boucher's 12th ed pg 277 , 282]

424:Tetanus is cased by

a) Cl . Tetani
b) Cl . Welchii
c) Cl . Edematiens
d) Cl . Septicum

Ans: A[Ref. B & L 23rd ed pg 99]

423:Cold abscess is related to

a) Periapical pathology
b) Mycobacterium tuberculosis
c) Streptococcus viridans
d) None of the above

 Ans: B[Ref. B & L 23rd ed pg 101]