TOOTH MORPHOLOGY Chapter 12 -
Exam Questions & Correct and Verified
Answers.Latest update2025/2026 Graded A+,
Exams of Nursing
cusp - CORRECT ANSWERS major elevation on the masticatory surface of canines and posterior
teeth
fossa - CORRECT ANSWERS wide, shallow depression on the lingual surface of anterior teeth
furcation - CORRECT ANSWERS an area between two or more root branches
canine eminence - CORRECT ANSWERS external vertical bony ridge on the labial surface of the
canines
central groove - CORRECT ANSWERS the most prominent developmental groove on the
posterior teeth
cingulum - CORRECT ANSWERS raised, rounded area on the cervical third of the lingual surfaces
imbrication lines - CORRECT ANSWERS slight ridges that run mesiodistally on the cervical third
are: aka developmental horizontal lines on anterior teeth
mamelon - CORRECT ANSWERS rounded enamel extension on the incisal ridge of the incisors
marginal ridge - CORRECT ANSWERS rounded, raised border on the medial and distal portions
of the lingual surfaces of anterior teeth and the occlusal table of the posterior teeth
Exam Questions & Correct and Verified
Answers.Latest update2025/2026 Graded A+,
Exams of Nursing
cusp - CORRECT ANSWERS major elevation on the masticatory surface of canines and posterior
teeth
fossa - CORRECT ANSWERS wide, shallow depression on the lingual surface of anterior teeth
furcation - CORRECT ANSWERS an area between two or more root branches
canine eminence - CORRECT ANSWERS external vertical bony ridge on the labial surface of the
canines
central groove - CORRECT ANSWERS the most prominent developmental groove on the
posterior teeth
cingulum - CORRECT ANSWERS raised, rounded area on the cervical third of the lingual surfaces
imbrication lines - CORRECT ANSWERS slight ridges that run mesiodistally on the cervical third
are: aka developmental horizontal lines on anterior teeth
mamelon - CORRECT ANSWERS rounded enamel extension on the incisal ridge of the incisors
marginal ridge - CORRECT ANSWERS rounded, raised border on the medial and distal portions
of the lingual surfaces of anterior teeth and the occlusal table of the posterior teeth