1. What is an impression in prosthodontics?
A. Positive replica of oral tissues
B. Negative replica of oral tissues
C. Digital scan of teeth
D. Radiographic image
Answer: B
2. Complete denture impression records:
A. Teeth only
B. Denture bearing areas only
C. Entire denture bearing, stabilizing, and border seal areas
D. Tongue and cheeks only
Answer: C
3. Which area is responsible for stress distribution?
A. Border seal area
B. Stabilizing area
C. Denture bearing area
D. Frenum
Answer: C
4. Stability of a denture refers to resistance to:
A. Vertical movement
B. Horizontal movement
C. Chemical changes
D. Temperature changes
Answer: B
5. Which factor does NOT affect retention?
A. Adhesion
B. Cohesion
C. Atmospheric pressure
D. Tooth color
Answer: D
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