Physiological Changes of the Cardiovascular System with Aging

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What happens to the systolic pressure as a result of aging?

It remains relatively constant

It initially increases and then decreases

It decreases by 6.0-7.0 mmHg per decade

It rises by 6.0-7.0 mmHg per decade (correct)

What is the effect of aging on the cardiovascular response to exercise?

It declines progressively (correct)

It remains constant

It improves progressively

It initially declines and then improves

What is the effect of small decreases in venous filling on stroke volume and cardiac output in the elderly?

It has no effect

It has a profoundly negative effect (correct)

It has a minimal effect

It has a mildly negative effect

What is the effect of inhalation anesthetics on the negative inotropic and chronotropic effects of calcium channel blockers and beta-adrenergic blockers?

They exaggerate the effects Signup and view all the answers

What is the effect of fluid overloads on the elderly compared to young subjects?

It is more likely to precipitate heart failure and pulmonary edema Signup and view all the answers

What is the effect of aging on the pulse wave velocity in the aorta?

It doubles Signup and view all the answers

What is the effect of aging on the impedance of the descending aorta?

It quadruples Signup and view all the answers

What is the effect of perioperative hypotension on the elderly compared to young subjects?

It is more frequent and severe Signup and view all the answers

What happens to the myocardial cells as the heart ages?

There is a linear loss of myocardial cells Signup and view all the answers

Which change is NOT associated with aging of the heart?

Reduction in systolic function Signup and view all the answers

How does aging affect the heart's diastolic relaxation?

It delays diastolic relaxation Signup and view all the answers

What response of the heart is diminished due to aging?

Contractility and rise in heart rate Signup and view all the answers

What is a common physical finding in older adults with aging hearts?

Heart murmurs Signup and view all the answers

Physiological Changes of the Cardiovascular System with Aging

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Questions and Answers

What happens to the systolic pressure as a result of aging?

What is the effect of aging on the cardiovascular response to exercise?

What is the effect of small decreases in venous filling on stroke volume and cardiac output in the elderly?

What is the effect of inhalation anesthetics on the negative inotropic and chronotropic effects of calcium channel blockers and beta-adrenergic blockers?

What is the effect of fluid overloads on the elderly compared to young subjects?

What is the effect of aging on the pulse wave velocity in the aorta?

What is the effect of aging on the impedance of the descending aorta?

What is the effect of perioperative hypotension on the elderly compared to young subjects?

What happens to the myocardial cells as the heart ages?

Which change is NOT associated with aging of the heart?

How does aging affect the heart's diastolic relaxation?

What response of the heart is diminished due to aging?

What is a common physical finding in older adults with aging hearts?

Which changes occur predominantly in the medial layer with aging in the vasculature?

What happens to central elastic vessels as a result of aging?

How does aging affect vascular responsiveness to catecholamines?

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