Heart PRACTICAL EXERCISE 4 HEART societal organisation AND CIRCULATION Q.1 Describe the heart expires you hear. Explain the origin of ii reasoning(a)s. ii heart sounds are normally heard through with(predicate) a stethoscope on the chest wall, "lab" "dap". The first sound rotter be described as soft, but resonant, and continuing hence the second one. This sound is associated with the closure of AV valves (atrioventricular valves) at the branch of systole. The second sound is louder and sharp. It is associated with closure of the pulmonary and aortic valves (semilunar valves) at the beginning of diastole. There is a pause between the each(prenominal) set of sounds. It is a period of total heat rest period method called quiescent period. Q.2 Which structures are responsible for(p) for these sounds? If these structures were damaged or functionally incorrectly, what do you think would happen to the heart sound? The structures responsible for these sounds are: pulmonary, aortic and atrioventricular valves. T...If you want to pull back a full essay, order it on our website: BestEssayCheap.com
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