shoulder joint muscles P1 Flashcards by alana hughes | Brainscape

Q

what is the origin of supra spinatus

A

supra spinous fossa

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Q

what is the insertion of supra spinatus

A

greater tubercle of humorous

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Q

what is the action of supra spinatus

A

first 20oc of shoulder abduction

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Q

what is the origin of infra spinatus

A

infra spinous fossa

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Q

what is the insertion of infra spinatus

A

greater tubercle of humorous

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Q

what is the action of infra spinatus

A

lateral shoulder rotation

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Q

what is the origin of teres minor

A

lateral border of the scapula

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Q

what is the insertion of teres minor

A

greater tubercle of the humorous

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Q

what is the action of teres minor

A

assists lateral rotation of the shoulder

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Q

what is the origin of subscapularous

A

sub scapular fossa

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Q

what is the insertion of subscapularous

A

lesser tubercle of humorous

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Q

what is the action of subscapularous

A

medial rotation of the shoulder

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