The Distolingual Cusp of a Maxillary First Molar Is Quite

Multiple Choice

The distolingual cusp of a maxillary first molar is quite small and considered afunctional. This cusp occupies 10% of the lingual surface and the mesiolingual cusp occupies the remaining 90% of the lingual surface.

A) Both statements are true.
B) The first statement is true; the second is false.
C) The first statement is false; the second is true.
D) Both statements are false.