Serratus Anterior Flashcards

1
Q

Serratus Anterior (ORIGIN)

A

External surfaces of the lateral parts of ribs 1-8 (or 9)

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2
Q

Serratus Anterior (INSERTION)

A

Anterior surface of the medial border of the scapula

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3
Q

Serratus Anterior (INNERVATION)

A

Long thoracic nerve (C5, C6, C7)

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4
Q

Serratus Anterior (BLOOD SUPPLY)

A

Lateral thoracic artery and thoracodorsal arerty

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5
Q

Serratus Anterior (ACTION)

A

Protracts (abducts) and upwardly rotates the scapula; stabilizes the scapula against the thoracic wall

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