Infrahyoid Muscles Flashcards by Drew Zimmerman | Brainscape

Q

Sternohyoid

A

Origin: Back of manubrium

Insertion: Hyoid bone

Action: Depresses hyoid

Innervation: Ansa cervicalis

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Q

Sternothyroid

A

Origin: Back of manubrium

Insertion: Thyroid cartilage

Action: Depresses thyroid

Innervation: Ansa cervicalis

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Q

Thyrohyoid

A

Origin: Thyroid cartilage

Insertion: Hyoid bone

Action: Depresses hyoid

Innervation: Hypoglossal N

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Q

Omohyoid

A

Origin: Upper border of scapula and suprascapular ligament

Insertion: 2 bellies with an intermediate tendon passing through a ligamentous pulley - inserts on hyoid bone

Action: Depresses hyoid

Innervation: Ansa cervicalis

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