a) Given that ventilation–perfusion is gravity dependent, how does your body position affect where the greatest volume o

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a) Given that ventilation–perfusion is gravity dependent,how does your body position affect where the greatest volume ofventilation–perfusion occurs? b). . How would moderate to heavyaerobic exercise affect the development of collateral circulationof the heart? c). What would your body need to do to maintainoptimal blood pressure if you had increased peripheral vascularresistance (PVR) as may occur with arteriosclerosis (a condition ofstiffening of the arteries)? d). Do you think that it is moreproblematic to have persistent elevations in systolic or diastolicblood pressure? e) Low-dose daily aspirin is commonly used toprevent MI. Aspirin reduces platelet aggregation. How would thismedication help to prevent MI?