Muscle origin
Anterior surface, costal cartilages of ribs 3-5
Muscle insertion
Medial border and coracoid process of scapula
Muscle function
Protraction, medial rotation and depression of the Scapula. Control of Clavicle bone and AC joint through Coracoclavicular ligament. Control of 3-5th rib
Nerve innervation
C5-T8 (Lovett reactor T10-L1)
Primary muscle type
Phasic / Mixed type (50-60%)
Myofascial lines
Deep front arm line
Primary inhibatory muscles
Rhomboid, Trapezius upper, Levator scapula, Biceps brachii, Coracobrachialis
Organ relationship (T1-6, T10-L2, 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