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Movement- Laterally rotates the arm at the shoulder

Daily Human Activity- raising your hand to answer questions.

Infraspinatus point of insertion on top knob of humerous bone

Infraspinatus

Meaning of name- Below the spine

Origin- On the scapula

Movement- Abduction of the arm at the shoulder

Daily human activity which involves the supraspinatus- shopping for groceries.

Point of insertion-

the humerous

Meaning of name- Above the spine (of the scapula)

Supraspinatus

Origin- on top of the scapula and shoulder blade

clue for remembering-

Both have the word spine in them and are located near the spine.

Supraspinatus-superior or above the infraspinatus

Infraspinatus-located on Scapula

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