Infrahyoid Muscles Flashcards

1
Q

What are the origins for sternohyoid?

A

Sternum and clavicle

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2
Q

What is the origin for sternothyroid?

A

Sternum

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3
Q

What is the origin for thyrohyoid?

A

Thyroid cartilage

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4
Q

What is the insertion for omohyoid, sternohyoid, and thyrohyoid?

A

Hyoid bone

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5
Q

What is the insertion for sternothyroid?

A

Thyroid cartilage

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6
Q

What do omohyoid, sternohyoid, sternothyroid, and thyrohyoid all do?

A

Depress hyoid bone

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7
Q

Besides depressing the hyoid, what else does the sternothyroid muscle do?

A

Depress thyroid cartilage and larynx

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8
Q

Besides depressing the hyoid, what else does thyrohyoid do?

A

Elevate larynx

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9
Q

What is the innervation for omohyoid, sternohyoid, and sternothyroid?

A

Ansa cervicalis

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10
Q

What is the innervation for thyrohyoid?

A

C1 via branch hitchhiking w/ hypoglossal nerve

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11
Q

What is the origin of the inferior belly of omohyoid?

A

Scapula

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