Shoulder anatomy

Bones - anterior scapula G: subscapular fossa H: scapular notch Medial border Lateral border Superior angle Inferior angle Glenoid fossa Coracoid process Acromion process

Bones - anterior scapula A: Acromion process B: Coracoid process C: Glenoid fossa D: Lateral border E: Inferior Angle F: Medial border G: Subscapular fossa H: Scapular notch I: Superior angle

Bones – Posterior Scapula Ignore C and D for now Medial border Lateral border Inferior angle Spine of the scapula Superior angle Scapular notch Glenoid fossa Acromion process Coracoid process

Bones – Posterior Scapula A: Superior angle B: Scapular notch E: Medial border F: Inferior angle G: Lateral border H: Glenoid fossa I: Spine of the scapula J: Coracoid process K: Acromion process

Bones - Clavicle Neck Sternal End Acromial End C

Bones - Humerus D – Head of the humerus E – Bicipital groove A – Greater trochanter N – Olegranon fossa J/L - Epicondyles

Muscles – Flexion and extension Flexors Pectoralis minor Pectoralis major Coracobrachilalis Biceps brachii Extensors Latissimus Dorsi Triceps Brachii Teres Major

Muscles – abduction and adduction Supraspinatus Deltoid Adduction Latissimus dorsi

Muscles – horizontal adduction and abduction Pectoralis minor Pectoralis major Latissumus dorsi Horizontal Abduction Teres minor Posterior deltoid

Muscles – Internal and external Rotation Rotator cuff muscle group SITS S-Supraspinatus I-Infraspinatus T-Teres minor S-Subscapularis (only IR)

Muscles – protraction and retraction Serratus anterior Retraction Rhomboids