Supraspinatus muscle :-

Supraspinatus muscle :-

Muscle details :-

supraspinatus muscle

  • The supraspinatus (plural supraspinati) is a relatively small muscle of the upper back that runs from the supraspinatous fossa superior portion of the scapula (shoulder blade) to the greater tubercle of the humerus.

Origin :-

  • medial two -thirds of the supraspinous fossa of the scapula .

Insertion :-

  • upper impression of the greater tubercle of the humerus .

Nerve supply :-

  • suprascapular nerve (c5-c6) .

Action :-

supraspinatus muscle action

  • along with other short scapular muscles it steadies the head of the humerus during movements of the arm . its action as abductor of shoulder joint from 0-15 is controversial .

 

 

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About vastralphysiotherapyclinic

Physiotherapist , Samarpan Physiotherapy Clinic, Vastral, Nirant Cross Road, Ahmedabad

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