DHYG 110 Dental Anatomy Exam 2025
With 100% Correct Answers
two names for canines - CORRECT ANSWER✔✔cuspid, eyeteeth
define the common name for the canine - CORRECT ANSWER✔✔dog-like because they seem to
resemble dogs teeth
universal numbers for canines - CORRECT ANSWER✔✔max: 6,11
mand: 22, 27
are the permanent incisors succedaneous? what teeth are replaced - CORRECT ANSWER✔✔yes,
they replace the primary teeth of same type
why are the canines considered cornerstones of the dental arch? - CORRECT
ANSWER✔✔because of their arch position, tooth form, and function
(dental arch supports facial muscles and keep vertical dimension of face intact)
why are canines not usually involved in dental caries? - CORRECT ANSWER✔✔the crown has a
less pronounced form that promotes self-cleansing and does not easily retain dental biofilm or
other deposits
where is the lingual ridge found on permanent canines? - CORRECT ANSWER✔✔masticatory
surface extending from cusp tip to cingulum
what is the canine eminence? - CORRECT ANSWER✔✔bony ridge of alveolar process
, why are the proximal surfaces of canines more accessible from the lingual approach? - CORRECT
ANSWER✔✔because of the convergence of the proximal surfaces toward the lingual
at what age do permanent maxillary canines erupt and when are the roots completed? -
CORRECT ANSWER✔✔erupt: 11-12 years
root completion: 13-15 years
how can the cusp slope be used to distinguish the rt. canine from lt.? - CORRECT
ANSWER✔✔cusp is round in form and the mesial cusp slope is shorter than distal cusp slope
when first erupted
what is an impacted tooth? - CORRECT ANSWER✔✔unerupted or partially erupted tooth that is
positioned against another tooth, bone or soft tissue in a way that makes complete eruption
unlikely
at what age do perm mand canines erupt and when are roots completed? - CORRECT
ANSWER✔✔erupt; 9-10 years
root completion: 12-14
imbrication lines and perikymata are present on which surface of what permanent canine? -
CORRECT ANSWER✔✔maxillary on the cervical third of labial surface
pronounced root concavities are present on which surfaces of the perm canines - CORRECT
ANSWER✔✔mandibular canines
the root on a cervical cross section of perm canines - CORRECT ANSWER✔✔oval (ovoid/egg-
shape)
from labial view how can the mesial contact to the CEJ help to distinguish the rt from lt. -
CORRECT ANSWER✔✔the mesial outline is an almost straight line
With 100% Correct Answers
two names for canines - CORRECT ANSWER✔✔cuspid, eyeteeth
define the common name for the canine - CORRECT ANSWER✔✔dog-like because they seem to
resemble dogs teeth
universal numbers for canines - CORRECT ANSWER✔✔max: 6,11
mand: 22, 27
are the permanent incisors succedaneous? what teeth are replaced - CORRECT ANSWER✔✔yes,
they replace the primary teeth of same type
why are the canines considered cornerstones of the dental arch? - CORRECT
ANSWER✔✔because of their arch position, tooth form, and function
(dental arch supports facial muscles and keep vertical dimension of face intact)
why are canines not usually involved in dental caries? - CORRECT ANSWER✔✔the crown has a
less pronounced form that promotes self-cleansing and does not easily retain dental biofilm or
other deposits
where is the lingual ridge found on permanent canines? - CORRECT ANSWER✔✔masticatory
surface extending from cusp tip to cingulum
what is the canine eminence? - CORRECT ANSWER✔✔bony ridge of alveolar process
, why are the proximal surfaces of canines more accessible from the lingual approach? - CORRECT
ANSWER✔✔because of the convergence of the proximal surfaces toward the lingual
at what age do permanent maxillary canines erupt and when are the roots completed? -
CORRECT ANSWER✔✔erupt: 11-12 years
root completion: 13-15 years
how can the cusp slope be used to distinguish the rt. canine from lt.? - CORRECT
ANSWER✔✔cusp is round in form and the mesial cusp slope is shorter than distal cusp slope
when first erupted
what is an impacted tooth? - CORRECT ANSWER✔✔unerupted or partially erupted tooth that is
positioned against another tooth, bone or soft tissue in a way that makes complete eruption
unlikely
at what age do perm mand canines erupt and when are roots completed? - CORRECT
ANSWER✔✔erupt; 9-10 years
root completion: 12-14
imbrication lines and perikymata are present on which surface of what permanent canine? -
CORRECT ANSWER✔✔maxillary on the cervical third of labial surface
pronounced root concavities are present on which surfaces of the perm canines - CORRECT
ANSWER✔✔mandibular canines
the root on a cervical cross section of perm canines - CORRECT ANSWER✔✔oval (ovoid/egg-
shape)
from labial view how can the mesial contact to the CEJ help to distinguish the rt from lt. -
CORRECT ANSWER✔✔the mesial outline is an almost straight line
