<prompt> All of the following statements about bronchial circulation are true, ExceptContribute 2 of systemic circulationContribute to gaseous exchangeCause venous admixing of bloodProvide nutritive function of lung  <response>: Ans. b Contribute to gaseous exchangeRef: Ganong, 25th edp.637Bronchial circulation supplies oxygenated blood to the lungs through bronchial arteriesBronchial circulation constitutes about 2 of the cardiac outputBronchial arteries supply lung till the level of terminal bronchiolesBronchial circulation doesnt contribute to gaseous exchange 