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16 Cards in this Set
- Front
- Back
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what type of joints are found int he TMJ?
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synovial joint
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what does rotation
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lower joint space
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what does translation
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upper joint space
|
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what is found between the temporal bone and the mandible that separates the upper and lower joint spaces
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articular disc
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what does the articular disc attach to?
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superior head of the lateral pterygoid muscle
inferior head to the neck of the condyle |
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what lines the joint spaces
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synovium
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4 supportive ligaments of the TMJ
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TM ligament
lateral and medial discal ligaments sphenomandibular ligament stylomandibular ligament |
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where does the adult mandible form relative to Meckel's cartilage
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lateral
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Meckel's cartilage is the what of the mandible
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precursor
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GSA - innervation to the TMJ
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auriculotemporal nerve
masseteric nerve |
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blood supply to the TMJ
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superficial temporal artery
deep auricular artery |
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drainage of the TMJ
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pterygoid venous plexus
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muscles involved in depression of the mandible
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lateral pterygoid muscle
suprahyoid infrahyoid |
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muscles involved in elevation of the mandible
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temporalis
masseter medial pterygoid |
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muscles involved in opening
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inferior head of lateral pyerygoid - contracting (translation)
superior head - quiet |
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muscles involved in closing
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inferior head - quiet
superior head - contracting |
