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Laboratory 5. Axillary Region
Step 6. Parts of the Axillary Artery

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Examine the axillary artery which begins at the lateral border of the first rib as the continuation of the subclavian artery. It is divided into three parts based on its spacial relationship to pectoralis minor muscle. Retraction of the medial and lateral cords may be necessary to view the axillary artery.

Now, identify the parts of the axillary artery. They are the:

Links and References:
Grant's 6.6, 6.22 -6.27;
Netter (1ed.): 402-405; (2ed.): 398-401;
Rohen/Yokochi 374-377, 384-391