Axial Anatomy > Craniomandibular Actions > Flashcards

Craniomandibular Actions Flashcards

(12 cards)

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1
Q

Elevates mandible, (closes mouth)

A

Masseter
Temporalis
Lateral Pterygoid, (superior portion)
Medial Pterygoid

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2
Q

Opens mouth

A 
Lateral Pterygoid-inferior portion (unilateral fibers)
Anterior Digastric (on fixed hyoid)
Posterior Digastric (on fixed hyoid)
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3
Q

Elevates Hyoid

A 
Posterior Digastric (on fixed mandible)
Anterior Digastric (on fixed mandible)
Geniohyoid
Mylohyoid
Stylohyoid
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4
Q

Depresses Hyoid

A

Omohyoid
Sternohyoid
Sternothyroid
Thyrohyoid

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5
Q

Active during coughing/swallowing

A

Anterior Digastric

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6
Q

Stabilizes hyoid

A

Omohyoid

Sternohyoid

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7
Q

Depresses Larnyx

A

Sternothyroid

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8
Q

Elevates Larnyx

A

Thyrohyoid

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9
Q

Retrusion

A

Temporalis (bilateral posterior fibers)

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10
Q

Mandible Deviation

A 
Temporalis (Unilateral:  ipsilateral mandible deviation)
Medial Pterygoid (Unilateral, contralateral deviation)
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11
Q

Protrusion

A 
Lateral Pterygoid, Inferior Portion (bilateral fibers)
Medial Pterygoid (Bilateral fibers)
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12
Q

Stabilizes Tongue

A

Mylohyoid

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Axial Anatomy
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