Synonyms
Latin: M. supraspinatusThe upper bone muscle has a triangular shape, up to 2 cm thick. The supraspinatus muscle has its origin in the upper bony fossa of the shoulder blade.
- Back musculature overview
- To the musculature overview
Approach/origin/innervation
Base: Facet of the upper, large humerus (Tuberculum majus humeri) Origin: Superficial fossa of the scapula (Fossa supraspinata scapulae) Innervation: N. suprascapularis, C2 As with the underbone muscle, the upper bone muscle is a muscle to which no particular attention is paid in strength training. Only in the definition phase of bodybuilding is attention paid to the development of individual muscles. The upper bone muscle is stressed during abduction in the shoulder joint and therefore the following exercise is recommended.
- Page lift
To set the stretch stimulus for the upper bone muscle, the arm must be crossed in front of the body. The free arm additionally pulls at the elbow of the arm to be stretched towards the middle of the body. You can find more detailed information under Stretching
Function
The function of the upper bone muscle (Musculus supraspinatus) consists of an anteversion (lifting forward) and abduction (lifting outward) of the arm. It also takes over the stabilization of the humeral head in the glenoid cavity.
