When is the second sound of the heartbeat produced?
multipleQAs singleAnswer
closure of semilunar valves closure of pulmonary valve closure of the aortic valve
What is typically the earlier component of the second sound of the heartbeat? What is typically the later component of the second sound of the heartbeat? What acoustical phenomenon within blood is associated with the second sound of the heartbeat?
aortic valve closure A2
P2 pulmonary valve closure
reverberation reverb