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All of the following muscles of the shoulder joint are located on the posterior surface of the scapula, EXCEPT?

Which of the following is a characteristic of the sternoclavivular joint?

The glenohumeral joint is primarily responsible for ___________, the ulnohumeral joint is primarily responsible for __________, and the radiocarpal joint is primarily responsible for _____________.

Glenohumeral joint stability is enhanced by the glenoid labrum.

The Scaphoid is considered the key to the writs carpal bones.

The biceps brachii originates from the supraglenoid tubercle. The biceps brachii produces elbow flexion and supination. 

Opposition is movement of the thumb across palmar aspect to oppose any or all of the phalanges

Describe 3 injuries to the upper extremity (shoulder, elbow, wrist, hand, or finger). How could they occur in dance?

The acromion process is part of the clavicle .

Please describe the proper way to do a plank or push -up. Specifically address form and alignment of the upper extremity. Please list 2 common mistakes.