Major blood supply of pectoralis major muscles is: (A) Thoracoacromial trunk, (B) Lateral thoracic aery, (C) Internal mammary aery perforating branches, (D) Axillary aery
Answer is A. Major blood Supply of Pectoralis major muscles is thoracoacromial trunk. The intercostal perforators arising from the internal mammary aery provide a segmental blood supply BD CHAURASIA'S HUMAN ANATOMY.VOLUME 1. 6TH EDITION.PAGE NO 180. TABLE A1.5:aeries of upper limb