Figure 3: Dissection of left axilla showing the course of sba, third part of axillary artery and its branches and profunda brachii artery; sba: Superficial brachial artery; mn: Median nerve; rn: Radial nerve; pba: Profunda brachii artery; aa: Axillary artery; sa: Subscapular artery; pcha: Posterior circumflex humeral artery.