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Shoulder Joints OIA
Shoulder Joint OIA's
Question | Answer |
---|---|
Pectorialis Major Origin | AC (acromion), clavicle, SC, Sternum. |
Pectorialis Major Insertion | Greater tubercle of the humerus. |
Pectorialis Major Actions | Flexion, adduction, internal rotation. |
Latissimus Dorsi Origin | T6(6th thoracic), T12(12th thoracic), L1-5(Lumbar 1-5),sacrum, and coccyx. |
Latissimuus Dorsi Insertion | Intertubercule groove of the humerus. |
Latissimus Dorsi Action | Adduction, extension internal rotation of the humerus. |
Deltoid Origin | Clavicle, AC, spine of the scapula. |
Deltoid Insertion | Deltoid tuberosity. |
Deltoid Action | Abduction, flexion, and extension of the humerus. |
Biceps Origin | 1st- top of the scapula, 2nd coracoid. |
Biceps Insertion | Tuberosity of the radius. |
Biceps Action | Flexion, internal rotation. |
Teres Major Origin | Scapula. |
Teres Major Insertion | Intertubercle grove. |
Teres Major Action | Adduction, internal rotation of the humerus. |
Coracobrachialis Origin | Coracoid process. |
Coracobrachialis Insertion | Mid humerus. |
Coracobrachialis Action | Horizontal rotation. |