Question

A patient complains of a posterior tooth that's sensitive to brushing and also to cold. The doctor finds that the gingiva has receded, exposing the _______ and causing the condition.

a. periodontal ligament
b. enamel
c. pulp
d. cementum

Answer 1

periodontal ligament

Answer 2

I would say your best guess would be C. The pulp because the enamel is layer that protects the teeth and is on the outside.