Flashcards in Dental Anatomy Miscellaneous Deck (73)
when the mandible moves from CO to edge-to-edge, the condyles move ___ and ___
forward and downward
what directions do non-working condyles move?
downward, forward, and medial
anterior guidance plays the greatest role in discluding the posterior teeth during what movement?
teeth are in contact in intercuspal position during what type of swallowing?
tooth contact almost exclusively determines ___ position
centric relation is a ___-guided position
centric occlusion is a ___-guided position
in posselt's envelope of motion, maximum intercuspal position is the most ___ point
what is another term for centric occlusion?
when the mandible moves from centric occlusion to edge-to-edge, the condyles move ___ and ___
forward and downward
what is the bennett movement
-the side shift of the mandible
-the bodily shift of the mandible toward the working condyle
bennett occurs during which stage of lateral movement?
the earliest stage
physiological rest position is also known as ___
postural position is ___mm below ICP/CO
is postural/physiological position a border position?
the mandibular postural position is determined almost exclusively by ___
the behavior of the mandibular musculature
if you move from physiological/postural position from CO, what muscles are being used?
anterior fibers of the temporalis (elevates the mandible)
which curve (spee or wilson) is the anterior-posterior curvature of the occlusal surfaces as seen in a facial/buccal view?
the usual overjet is ___mm
___ is horizontal overlap, whereas ___ is vertical overlap
the hardest dental tissue is ___
what is the main component of enamel?
inorganic matter (hydroxyapatite, NO collagen)
the direction of enamel rods in the cervical 3rd of permanent teeth is in a ___ direction, whereas it is in a ___ direction in deciduous teeth
-permanent = gingival direction
-primary = apical direction
___ is the result of normal enamel apposition seen on the surface of teeth, whereas ___ is seen on the inside
-striae of retzius
for multirooted teeth, dentin continues to form most rapidly at the ___ and ___ of the pulp chamber
floor and roof
caries stimulates the production of ___ dentin
the percentage of dentin that is organic is ___%
the PRIMARY function of the dental pulp is to ___
the dental papilla forms ___ and ___
dentin and pulp (think dental papilla = DP = dentin pulp)