146 - Muscles of the Shoulder Flashcards
Muscles attaching pectoral girdle to trunk from the thoracic wall 1 2 3 4
Pectoralis Major Pectoralis Minor Subclavius Serratus Anterior
Muscles attaching pectoral girdle to trunk from the vertebral column 1 2 3 4 5
Trapezius Latissimus Dorsi Levator Scapulae Rhomboid Minor Rhomboid Major
Movements of pec major
Adduction, internal rotation of shoulder. Accessory muscle of inspiration
Origins of pec major
Clavicular, sternocostal
Muscle stabilising clavicle
Subclacius
Pectoral muscle stabilising scapula
Pec minor
Relative positions of pec minor and major
Pec minor lies deep to pec major
Fascia associated with the shoulder joint
Pectoral, clavipectoral, axillary fascia
What can cause winged scapulae?
Damage to the nerve supply of serratus anterior
Muscles attaching humerus to scapula 1 2 3 4 5 6
Deltoid Subscapularis * Supraspinatus * Infraspinatus * Teres Minor * Teres Major *=rotator cuff muscles
*Posterior muscles of the shoulder
*Superior view of the shoulder
*Location of teres major
Muscles of the anterior arm 1 2 3
Coracobrachialis Biceps Brachialis
Muscles of the posterior arm
Triceps