Upper two posterior intercostal aeries arise from: (A) Aoa, (B) Superior intercostal aery, (C) Internal mammary aery, (D) Bronchial aery
Answer is B. First and second posterior intercostal aeries arise from superior intercostal aery B D CHAURASIA&;S HUMAN ANATOMY UPPER LIMB THORAX-VOLUME-1 SIXTH EDITION,Page no-219