Muscles of the Tongue Flashcards by Drew Zimmerman | Brainscape

Q

Styloglossus

A

Origin: Styloid process

Insertion: Into side of tongue

Action: Retracts and elevates tongue

Innervation: Hypoglossal N.

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Q

Hyoglossus

A

Origin: Hyoid bone

Insertion: Into side of tongue

Action: Retracts and depresses tongue; deflects tongue to side

Innervation: Hypoglossal N.

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Q

Genioglossus

A

Origin: Mental spines of mandible

Insertion: Fan out beneath body of the tongue

Action: Retracts, protrudes, and depresses tongue

Innervation: Hypoglossal N.

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Q

Lingualis

A

Origin: Muscular body of tongue that lies on top of Genioglossus

Insertion: Muscular body of tongue that lies on top of Genioglossus

Action: Changes shape of tongue

Innervation: Hypoglossal N.

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