ceramic crown gives
A:-Structural durability
B:-Marginal integrity
C:-Structural durability and marginal integrity
D:-Resistance and retention
Correct Answer:- Option-C
Question63:-The root canal should be enlarged for post space only enough
A:-To ensure strength and retention of the post

B:-To enable the post to accurately fit passively ensuring strength and
retention

C:-To enable the post to accurately fit actively ensuring strength and retention
D:-To enable the post to accurately fit
Correct Answer:- Option-B

Question64:-In case of a short root and a tall clinical crown requiring a post, an
apical seal of

A:-3mm is considered acceptable
B:-5mm is considered acceptable
C:-2mm is considered acceptable
D:-1mm is considered acceptable
Correct Answer:- Option-A
Question65:-The influence of post design on stress distribution shows that

A:-Parallel sided posts distribute stress evenly but generates high stress at the
apex

B:-Tapered posts are good

C:-Stress increases as post length increases
D:-Threaded posts are good

Correct Answer:- Option-A

Question66:-A auto polymerizing acrylic resin custom tray used for impression
making in fixed prosthodontics,

A:-Ilmproves the accuracy of the elastomeric impression

B:-Should be 2 to 3mm in thickness

C:-Should have a clearance of 2 to 3mm between the teeth and the tray
D:-All of the above

Correct Answer:- Option-D

Question67:-The convex tissue surface lies in the soft tissue depression or hollow in
the residual ridge giving a good emergence profile. Which is the pontic ?

A:-Conical pontic