<prompt> Artery responsible for bleeding in hemoptysis is?Bronchial arteryPulmonary arteryIntersegmental arteryIntercostal collaterals  <response>: ANSWER: A Bronchial arteryREF: Harrisons 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. 