Max 1st vs 2nd Premolar Proximal views

Question 1

Two roots or deeply divided single root

Answer 1

Maxillary First Premolar

Question 2

Buccal cusp longer than lingual

Answer 2

Maxillary First Premolar

Question 3

Mesial crown and root depression

Answer 3

Maxillary First Premolar

Question 4

Mesial root depression deeper than distal

Answer 4

Maxillary First Premolar

Question 5

Almost always mesial marginal ridge groove

Answer 5

Maxillary First Premolar

Question 6

Single root

Answer 6

Maxillary Second Premolar

Question 7

Buccal and lingual cusps similar length

Answer 7

Maxillary Second Premolar

Question 8

Mesial root but not crown depression

Answer 8

Maxillary Second Premolar

Question 9

Distal root depresssion

Answer 9

Maxillary Second Premolar

Question 10

Distal root depression deeper than mesial

Answer 10

Maxillary Second Premolar

Question 11

Less likely mesial marginal groove

Answer 11

Maxillary Second Premolar

Question 12

______ marginal ridge is more cervical than ______ for both types of maxillary premolars

Answer 12

Distal, Mesial

Question 13

Greater ____ than _____ cervical line curvature for both types of maxillary premolars

Answer 13

Mesial, Distal