Artery responsible for bleeding in hemoptysis is?: (A) Bronchial artery, (B) Pulmonary artery, (C) Intersegmental artery, (D) Intercostal collaterals
Answer is A. ANSWER: (A) Bronchial arteryREF: Harrison's 17th ed table 34-1The bronchial arteries, which originate either from the aorta or from intercostal arteries and are therefore part of the high-pressure systemic circulation, are the source of bleeding in bronchitis or bronchiectasis or with endobronchial tumors.