Musculus supraspinatus

Posterior view of muscles connecting the upper extremity to the vertebral column.

Beginning: fossa supraspinata scapulae.

Tendon: tuberculum majus humeri.

Innervation: nervus suprascapularis (C5).

Function: external rotation of the limb, auxiliary muscle in abduction of the arm.

Vascular supply: a. suprascapularis

References

• ČIHÁK, Radomír a Miloš GRIM. Anatomie. 2., uprav. a dopl vydání. Praha : Grada Publishing, 2002. 470 s. sv. 1. ISBN 80-7169-970-5.