Muscles of the shoulder and arm flashcards

Muscles of the shouder and arm; attachments


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Origin: SERRATUS ANTERIOR

This muscle originates on the R1-R8, laterally and anteriorly.

       

Muscles of the shoulder and arm; attachments – reversed


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Which muscle inserts on the olecranon process?

TRICEPS BRACHII

       

Muscles of the shouder and arm; actions


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Action: SUBCLAVIUS

This muscle performs stabilization of the clavicle to protect the joints of the shoulder girdle and slight depression of clavicle.

       

Muscles of the shouder and arm; actions reversed


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Which action do infraspinatus, teres minor and posterior deltoid have in common?

These are the lateral rotators of the humerus.

       

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