su·pra·spi·na·tus (s  pr -sp -n  ts)n. A muscle with origin from the supraspinous fossa of the scapula, with insertion into the humerus, with nerve supply from the suprascapular nerve, and whose action abducts the arm. |
Supraspinatus
A muscle at the top of the shoulder blade.
Mentioned in: Tendinitis
supraspinatus
[so̅o̅′prə·spī·nā′tus]
Etymology: L, supra, above + spina, spine
a muscle originating in the supraspinous fossa and inserting in the greater tubercle of the humerus. It functions to abduct the humerus.
supraspinatus
above the spine of the scapula.
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