Exam (elaborations)
Crown Elevations.
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Exam of 1 pages for the course NUR 321 - problems with excretion - renal system p at NUR 321 - problems with excretion - renal system p (Crown Elevations.)
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Crown Elevationsbuccal ridges - ANS-run from centers of premolar buccal cusps toward CEJ on buccal
surface (posterior)
cervical ridges - ANS-run from centers of premolar buccal cusps toward CEJ on buccal
surface (posterior)
cingulum - ANS-large, rounded eminence on the lingual surface at the cervical third of
anterior crowns
cusps - ANS-large, elevated portions or peaks on occlusal surfaces of molars,
premolars, & canines
labial ridges - ANS-runs from canine cusp toward CEJ (cementoenamel junction) on the
labial surface (anterior teeth)
mammelons - ANS-small, rounded or scallop portions of enamel on the incisal edges of
newly erupted incisors of (primary) teeth
marginal ridges - ANS-form mesial & distal rounded borders of enamel on lingual
surfaces of anterior teeth converging toward the cingulum & on posterior teeth, marginal
ridges are located on the mesial & distal borders of the occlusal surface
oblique ridges - ANS-oblique crosses maxillary molars (occlusal surface) from the
distobuccal to mesiolingual cusp.
ridges - ANS-elevated portion of a tooth that runs in a line. Ridges are named for their
location on the tooth surface
transverse ridges - ANS-crosses the occlusal surface of posterior teeth in a
buccolingual direction ( or connecting the buccal and lingual cusps lined up across from
one another on a molar)
triangular ridges - ANS-are located on each major cusp on posterio teeth. Ridges
extend from a cusp tip toward central groove (depression in the middle of the tooth) on
occlusal surface faciolingually
tubercles - ANS-small, elevation of enamel on some portion of the crown of the tooth
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