Quiz 5

Question 1

Which of the following permanent teeth are usually the first to erupt into the oral cavity?

Answer 1

Mandibular first molars

Question 2

The eruption of tooth #29 usually occurs between _____ years

Answer 2

11 and 12

Question 3

The mesial marginal ridge of the permanent mandibular second premolar is ____° to the long axis of the tooth.

Answer 3

90

Question 4

The crown outline from an occlusal view of the permanent mandibular first premolar is

Answer 4

diamond shaped

Question 5

Which of the following can cause patients to have problems performing adequate homecare on the permanent mandibular premolars?

Answer 5

Lingual crown inclination

Question 6

Which of the following teeth have two forms that involve either a three-cusp type or a two-cusp type?

Answer 6

20

Question 7

Which of the following teeth has a much smaller and nonfunctioning lingual cusp as compared to its buccal cusp?

Answer 7

21

Question 8

Which of the following features help with distinguishing a right permanent mandibular first premolar from a left?

Answer 8

Mesial cusp slope of buccal cusp is shorter than distal cusp slope