Muscles of Shoulder Actions Flashcards by Angelle Bills | Brainscape

Q

Supraspinatus (S)

A

initiates abduction

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Q

Infraspinatus (I)

A

external rotation of arm at shoulder

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Q

Teres minor (T)

A

external rotation of arm at shoulder

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Q

Teres Major

A

extends + adducts + internally rotates arm at shoulder

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Q

Subscapularis

A

internally rotates arm at shoulder

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Q

Deltoid

A

abducts arm at shoulder

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