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Subscapularis muscle | |
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![]() Subscapularis muscle (in red). Ribs are shown as semi-transparent. | |
![]() The subscapularis is difficult to see from the front (labeled middle right) | |
Details | |
Origin | Subscapular fossa |
Insertion | Lesser tubercle of humerus |
Artery | Subscapular artery |
Nerve | Upper subscapular nerve, lower subscapular nerve (C5, C6) |
Actions | Internally rotates and adducts humerus; stabilizes shoulder |
Identifiers | |
Latin | musculus subscapularis |
TA98 | A04.6.02.012 |
TA2 | 2460 |
FMA | 13413 |
Anatomical terms of muscle |
The subscapularis is a large triangular muscle which fills the subscapular fossa and inserts into the lesser tubercle of the humerus and the front of the capsule of the shoulder-joint.
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