Medical Definition of Infraspinatus
1.
Origin, infraspinous fossa of scapula; insertion, middle facet of greater tubercle of humerus; action, extends arm and rotates it laterally; nerve supply, suprascapular (from fifth to sixth cervical spinal nerves).
Synonym: musculus infraspinatus.
(05 Mar 2000)
Lexicographical Neighbors of Infraspinatus
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