Sports Medicine 1 Unit 10: The Shoulder

Bones of The Shoulder

Scapula *Captain

Clavicle

Humerus

Classification and Sub-classification

Diarthroidal

Ball and Socket

Motions

Flexion

Extension

Abduction

External Rotation

Internal Rotation

Circumduction

Shoulder Joint

Proper

Humerus

Clavicle

Scapula

Shoulder Girdle

Sternum to Spine

Four motions for the girdle only

Contains the shoulder joint

Rotator Cuff Group

Supraspinatus

Infraspinatus

Teres Minor

Subscapularis

Deltoid Group

Anterior

Middle

Posterior

Other Muscles

Latissimus Dorsi

Teres Major

Biceps

Shoulder Ligaments Purpose

Hold the joint stable

Capsular Ligament

Glenohumeral Superior

Glenohumeral Anterior

Glenohumeral Inferior

Glenohumeral Posterior

Acromioclavicular Ligament

Labrum

Rim of cartilage of glenoid

Allows the head of humerus a deeper socket

Articular

End of humerus

Allows smooth movement of the joints

Shoulder Girdle

Sternum to spine

Shoulder Girdle Movements

Elevation

Depression

Protraction

Retraction

Shoulder Girdle Major Muscles

Trapezius/Levator Scapula

Pectoralis Major/minor

Serratus Anterior

Rhomboids

Ligament Sprains Type 1

Could be capsular

Usually FOOSH
Violent forced motion

Ligament Sprain Type 2

Could be AC or CC

FOOSH

Direct contact

Tendinitis

Inflammation of the rotator cuff or bicep tendon

Nerve Injury

Overstretching of nerves

Affects brachial plexus coming out of neck

Burning feeling

Weakness, lack of ROM

Humerus dislocation

Humerus slips out of glenoid fossa

Labrum Tears

Rim of cartilage starts to come loose from the glenoid fossa

Clavicle Fracture

Falling on the tip

Direct contact

Change in distal 3rd

Bursitis

Bursa in the shoulder becomes inflammed

Overhead activity