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9 Cards in this Set
- Front
- Back
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Muscles of the TMJ |
temporalis, medial pterygoid, masseter, lateral pterygoid, suprahyoid muscles, infrahyoid muscles, mylohyoid, sternohyoid, geniohyoid, sternothyroid, stylohyoid, thryhyoid, digastric, omohyoid |
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temporalis |
o- temporal fossa i- coronoid process and ramus of mandible a- bilaterally: elevation, retrusion(posterior fibers) Unilaterally: ipsilateral lateral deviation n- trigeminal nerve (cranial nerve 5)
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Massester |
o- zygomatic arch of temporal bone and zygomatic process of maxialla i- angle of the ramus and coronoic process of mandible a-bilaterally: elevation unilaterally: ipsilateral lateral deviation n- trigeminal nerve (cranial nerve 5) |
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madial pterygoid muscle |
o- lateral pterygoid plate of the sphenoid bone and tuberosity of the maxilla i- ramus and angle of the mandible a- bilaterally: elevation, protrusion unilaterally: contralateral lateral deviation n- trigeminal nerve (cranial nerve 5) |
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lateral pterygoid |
o- lateral pterygoid plate and greater wing of the sphenoid i- mandibular condyle and articular disk a- bilaterally: depresion, protrusioin unilaterally: contralateral lateral deviation n- trigeminal nerve (cranial nerve 5) |
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mylohyoid |
o- interior medial mandible i- hyoid a- assist in depressing mandible n- branch of trigeminal nerve (cranial nerve 5) |
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geniohyoid |
o- mental spine of mandible i- hyoid a- assists in depressing mandible n- branch of C1 via hypoglossal nerve (cranial nerve 13) |
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stylohoid |
o- styloid process of temporal bone i- hyoid a- assists in depressing mandible n- branch of facial nerve (cranial nerve 7) |
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digastric |
o- anterior: internal inferior mandible posterior: mastoid process i- via pulleylike tendon to hyoid a- assists in depressing mandible n- branch of trigeminal nerve (cranial nerve 5) and branch of facial nerve (cranial never 7) |
