Shoulder Flashcards
What type of joint is the gleno-humeral joint?
Ball and socket
Synovial
-Humeral head & glenoid fossa of scapula
What bones are involved in the shoulder girdle?
Scapula
Clavicle
Proximal humerus
What are the supportive muscles of the shoulder girdle?
Deltoid
Rotator cuff
What muscles in the shoulder provides bone stability?
Rotator cuff muscles
What is the supraspinatus muscles attachment to the humerus and action?
Greater tuberosity
Initiation of abduction
Which 2 muscles do the action of external rotation and where do they attach to the humerus?
Infraspinatus and teres minor
Attach at the greater tuberosity
Which muscle attaches to the humerus by the lesser tuberosity? What is it’s action?
Subscapularis
Internal rotation
What does chronic rotator cuff insufficiency result in?
Glenohumeral OA
Common shoulder issues with younger patients?
Instability
Common shoulder issues with middle aged patients/
Rotator cuff tears (grey hair, cuff tear), frozen shoulder
Common shoulder problems in elderly patients?
Glenohumeral OA