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EFDA EXAM STUDY GUIDE
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EFDA EXAM STUDY GUIDE...
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EFDA EXAM STUDY GUIDEThe incisal edge is generated when an anterior tooth's linguoincisal surfaces
meet.
Created a linguoincisal surface. This surface creates an angle with
The labial surface.
A lobe is a tooth's developing section. they
merge into a single unit.
Mamelon is a spherical or conical protrusion on an incisal ridge.
Newly emerged incisor. They normally come in groups of three and quickly
disappear due to wear.
A ridge is a linear elevation on the surface of a tooth. It is named.
Depending on its location or form.
Cusp ridge is an elevation that extends in both the mesial and distal directions
from the cusp tip. They formed the buccal and lingual
Margin of the posterior teeth's occlusal surfaces.
The incisal ridge is the incisal part of a recently erupted anterior tooth.
, Marginal ridges are raised crests or rounded folds of enamel.
form the mesial and distal borders of the occlusal surfaces.
posterior teeth and lingual surfaces of anterior teeth.
Oblique ridges are raised prominences on the occlusal surfaces of teeth.
The maxillary molar extends diagonally from the tips of the
The mesiolingual cusp meets the distobuccal cusp.
triangle ridges are notable elevations with a triangle cross-section.
which stretch from the point of a cusp to the middle section of the
occlusal surface of premolars and molars. They're named after the
They belong to the cusp.
Supplemental groove is an obscure linear depression, irregular in
scope and direction, which does not demarcate main divisional areas.
Of a tooth. These frequently leave the occlusal surface wrinkled.
appearance.
A developmental groove is a groove generated by the merging of two lobes.
as the crown grows.
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