<prompt> Breslaus second life test is done on which organ?LungsSkinStomach and intestinesBrain  <response>: Breslaus second life test or stomach bowel test is used to detect presence of air in the stomach and intestine which float in water if double ligated. Other tests for live bih: Foderes test static test: Weight of lungs is 30 g in still born and 60 g in live born. Ploquets test: Weight of lungs to body wt of lungs increase after live bih due to blood flowing in them. 1:70 in unrespired lung and 1:35 in respired lung. Wredins test: Air is present in the middle ear with respiration. Raygats test hydrostatic floatation test: Lungs float if child has respired. 