Heart sound 2 (choose all correct) is generated by the closing of the atrioventricular valves occurs when the aortic and pulmonary valves backfill with blood marks the beginning of isovolumic relaxation is associated with turbulence during atrial contraction
Heart sound 2 (choose all correct)
is generated by the closing of the atrioventricular valves
occurs when the aortic and pulmonary valves backfill with blood
marks the beginning of isovolumic relaxation
is associated with turbulence during atrial contraction