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The Renin-Angiotensin-Aldosterone System Quiz

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The Renin-Angiotensin-Aldosterone System Quiz

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Questions and Answers

What is the primary stimulus for the production of Renin by JG cells?

Decreased heart rate

Increased mean arterial pressure

Decreased mean arterial pressure (correct)

Increased heart rate

What is the result of Angiotensin II acting on arterioles?

Decreased peripheral resistance

Increased blood flow to the kidneys

Vasodilation

Vasoconstriction (correct)

What is the role of aldosterone in response to Angiotensin II stimulation?

Decreases Na+ reabsorption

Increases K+ excretion

Decreases ECF volume

Increases Na+ reabsorption (correct)

Where are the receptors for Angiotensin II found?

<p>Brain and adrenal cortex (C)</p> Signup and view all the answers

What is the effect of Angiotensin II on the hypothalamus?

<p>Increases thirst and water intake (A)</p> Signup and view all the answers