Muscle origin
Supraspinous fossa and spine of scapula
Muscle insertion
Greater tubercle of humerus
Muscle function
Stability of Glenohumeral joint (part of the rotatorcuff) and shoulder abduction.
Nerve innervation
C5-6 (Lovett reactor T12-L1)
Primary muscle type
Tonic / Type I (60-70%)
Myofascial lines
Deep back arm line
Primary inhibatory muscles
Rhomboid, Levator scapula, Triceps, Teres major, Latissimus dorsi, Pectoralis minor, Biceps brachii
Organ relationship (T4-9, n. Vagus)
Related joints
Associated muscles
Manual and practical therapy strategies that will help you find the root cause(s) and achieve faster and better results with your clients.
Functional Rehab Academy is a part of:
Move2Peak Academy ApS, Denmark
contact@functionalrehabacademy.com