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44 Cards in this Set
- Front
- Back
Infratemporal fossa is deep to
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Temporalis m.
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____ closes the temporal fossa by attaching to the ____ and ___
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temporal lines and zygomatic arch
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______ fascia has 2 layers
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Temporal
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___ and ___ make up zygomatic arch
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Zygomatic process of temporal bone and temporal process of zygomatic bone
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Infratemporal fossa contains POMnP T MaC
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Pterygoid mm (medial, lateral)
Otic ganglion Mandibular n. Temporalis m. Maxillary a. Chorda tympani |
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Weakest point of the skull
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Pterion
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-Pterion location
-Implication of fracture - breaking ___ a. causing ____ |
-Junction of frontal, parietal, temporal, great wing of sphenoid
-Middle meningeal; epidural bleeding |
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Mental foramen transmits ____, continuation of ______
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Mental n; inferior alveolar
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-Mylohyoid groove location
-Nerve running in mylohoid groove |
-Below mandibular foramen
-Nerve to mylohyoid |
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Mylohyoid line is attachment for
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Mylohydoid m.
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Submandibular fossa location
-Contents |
-Under mylohyoid line
-Submandibular gland |
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____ m. is lateral to angle, m. _____ is medial
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Masseter; medial pterygoid
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Teeth erupt through _____ during teething
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Alveolar ridge
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Alveolar ridge is maintained to support _____ and will resorb once
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Teeth; teeth fall out
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____ jaw loses height and mass
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Edentulous
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Mental foramen moves to: with edentulous jaw
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Top of mandible
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Anterior dislocation of jaw - ____ pops out of place
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Articular process
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____ communicates form infratemporal fossa to pterygopalatine fossa
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Pterygomaxillary fissure
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Pterygoid maxillary fissure is behind ______ and infront of ____
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Maxilla; pterygoid lamina
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Accessory ligaments of the TMJ (ASS)
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Articular capsule
Stylomandibular Sphenomandibular |
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____ ligament is attached to lingula at mandibular foramen
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Sphenomandibular
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___ ligament that pops during mandibular n. block
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Sphenomandibular
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TMJ is between _____ and ______; ____ separates the joint
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Condyle of mandible; mandibular fossa; fibrous joint
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-TMJ is ____ type of joint
-Innervation |
-Hinge and gliding
-V.3 (also supplies ear) |
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What makes TMJ disc unique
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It's fibrous, not cartilaginous
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Upper part of lateral pterygoid attaches to ___ of TMJ; lower part to_____
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Disc; neck of mandible
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TMJ is close to this foramen:
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External auditory meatus
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-Muscles of mastication that close the jaw
-Open/protract |
-Temporalis, Masseter, Medial pterygoid
-Lateral pterygoid |
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N and V to masseter come under ___ m. and go into masseter through _____
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Temporalis m.; mandibular notch
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Action of anterior fibers of temporalis; posterior
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-Elevate
-Retract |
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___m. moves against posterior fibers of temporalis in chewing
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Lateral pterygoid
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2 bellies of the lateral pterygoid is separated by:
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Buccal n. (V.3) and a.
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Buccal n. of trigeminal is ____ to ____; buccal n. of facial is ____ to ____
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Sensory to corner of mouth; motor to buccal m.
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2 mm. forming sling to close the jaw
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Medial pterygoid and masseter
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___ pterygoid is palpable in mouth & is a landmark for nerve blocks
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Medial
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Medial pteryoid is considered the mirror muscle to _____ m.
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Masseter
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___keeps food between teeth while ____ chew
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Tongue; mm. of mastication
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Occlusal
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Between the teeth
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____ pushes food medially; ____pushes laterally
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Buccinator; tongue
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Artery supplying everything from jaw to bottom of eyeball
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Maxillary
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Middle meningeal a. goes through :
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Foramen spinosum
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Accessory meningeal goes through___; supplies:
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Foramen ovale; trigeminal ganglion itself
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Terminal branches of maxillary a. (ISD)
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Infraorbital
Sphenopalatine Descending palatine |
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Weakness in mm. of mastication could indicate ____ n. problem
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Mandibular division of trigem
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