canines Flashcards
universal system of canines
6,11,22,27
names some slang terms for canines
eyeteeth, fangs, cuspids
why are canines the last to be lost do to decay?
they are generally the last to enter the mouth
all normal teeth develop from how many lobes?
3 or more
canines develop from how many lobes?
4, 3 facial and 1 lingual
3 functions of canines
support lips and muscles, cut pierce or shear, canine guidance ( relieves premolars and molars from horizontal forces while chewing)
why are canines good anchors?
large roots, solid support for replacement teeth
what is the longest tooth in the mouth?
maxillary canine
describe the labial ridge
bulge on labial face
is distal cusp or mesial cusp ridge longer?
distal
name the landmarks on the lingual side
cingulum, mesial lingual fossa, distal lingual fossa, lingual ridge
what is the only other tooth with a lingual ridge?
premolar ( called buccal ridge)
is labial surface concave or convex?
convex
is crown wider faciolingually or mesiodistally
faciolingually
mesial and distal contact is where
incisal 1/3 of crown, distal is more cervically located
which canines roots bend
maxillary
are max. or mand. narrower Mesiodistally?
mandibular
max/mand. has a sharp cusp tip?
maxillary
max/mand. has a more prominent lingual ridge
maxillary
max/ mand. has a slightly distal cingulum
mandibular
why is mandibular slightly tilted?
mandibular arch is smaller so it gets smashed
max/ mandibular. incisal ridge bends distolingually
maxillary
which outline is straighter? mesial or distal?
mesial, distal is shorter and curved
