Rotator cuff muscles Flashcards by No Name | Brainscape

Q

What 4 shoulder muscles are in the rotator cuff?

A

Supraspinatus, infraspinatus, teres minor, subscapularis

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Q

Supraspinatus: innervation?

A

Suprascapular n

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Q

Supraspinatus: action?

A

Initial aBduction of arm (before delt kicks in)

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Q

MC RC muscle injured?

A

Supraspinatus

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Q

Infraspinatus: innervation?

A

Suprascapular n

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Q

Infraspinatus: action?

A

Lateral rotation of the arm

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Q

Which muscle is commonly injured in pitchers?

A

Infraspinatus

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Q

Teres minor: innervation?

A

Axillary n

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Q

Teres minor: action?

A

ADduction and lateral rotation of arm

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Q

Subscapularis: innervation?

A

Subscapular n

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Q

Subscapularis: action?

A

Medial rotation and aDduction of arm

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