Lab Qui 15 Feb

Multiple Choice

Q. 1: Which of the following is NOT a component of the lingual modified step in the

Modified Class II in tooth # 55?

• Mesial wall

• Axial wall

• Palatal wall

• Gingival seat

Multiple Choice

Q2. For the proximal box in the preparation of Class II in tooth # 65, Which of the

following is correct?

• The axial wall is smooth and flat

• The bucco-gingival line angel is rounded

• The gingival floor is slightly convex

• The axio-pulpal line angel is concave