Occlusion occurs at 2nd pa of axillary aery, blood flow is maintained by which of the following anastomosis
Correct Answer: Suprascapular aery and post circumflex humeral aery
Description: SCAPULAR ANASTOMOSIS It is required to supply upper limb when its aeries are blocked. Subclan aery exits neck region by crossing outer border of 1st rib, enter axilla becomes axillary aery 3rd pa of Axillary aery gives subscapular aery which anastomosis with Dorsal scapular aery, a branch of subclan aery/sometimes given by deep branch of transverse cervical aery. 3rd pa of Axillary aery gives Posterior circumflex humeral aery which goes to acromion process & anastomosis with suprascapular aery, which is a branch of subclan aery. This suprascapular aery also anastomosis with circumflex scapular aery, which is a branch of subscapular A
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