EXAM #5 (MANDIBLE + TMJ) Flashcards
Temporal bones consist of what major portion?
What does it contain?
Petromastoid portion, which contains the organs for hearing and equilibrium
_____: receives condyle of mandible to form temporomandibular joint (TMJ)
Mandibular fossa: receives condyle of mandible to form temporomandibular joint (TMJ)
Petrous portion projects _____ and _____ between greater wing of _____ and _____ bone
Also called…?
Petrous portion projects medially and anteriorly between greater wing of sphenoid and occipital bone
Also called petrous pyramid
Temporal bone articulates with what 5 bones?
Temporal bone articulates with the parietal, occipital, sphenoid, zygoma, and mandible
Mandible = Largest and densest bone of the face
_____: curved horizontal portion
_____: two vertical portions on each side of body
_____: junction of body and ramus
- Also called _____
_____: anterior, triangular prominence
Mandible = Largest and densest bone of the face
Body: curved horizontal portion
Rami: two vertical portions on each side of body
Angle of mandible: junction of body and ramus
- Also called gonion
Mental protuberance: anterior, triangular prominence
_____: superior border of body; consists of spongy bone that supports roots of teeth
_____: small openings on each side below the second premolar; transmit nerves and blood vessels
Alveolar process: superior border of body; consists of spongy bone that supports roots of teeth
Mental foramina: small openings on each side below the second premolar; transmit nerves and blood vessels
_____: anterior process on top of ramus
_____: posterior process on top of ramus; articulates with mandibular fossa of temporal bone to form temporomandibular joint (TMJ)
Coronoid process: anterior process on top of ramus
Condylar process: posterior process on top of ramus; articulates with mandibular fossa of temporal bone to form temporomandibular joint (TMJ)
What two projections are taken with both mouth open and mouth closed?
TMJ Axiolateral
TMJ Axiolateral oblique
TMJ AP Axial
