Which of the following aeries supply pectoralis major muscle? 1. Pectoral branches of thoracoacromial aery 2. Intercostal aery 3. Lateral thoracic aery 4. Subclan aery 5. Internal mammary aery
Blood supply of pectoralis major: Pectoralis major derives it blood supply mainly from pectoral branch of the thoracoacromial aery. Other aeries supplying the muscle are: First perforating branch of the internal thoracic aery (Internal mammary aery) and intercostal aery.
1, 2 & 3
2, 3 & 4
1, 2 & 5
1, 2, 4 & 5