Homeostatic Regulation of the Kidney

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Questions and Answers

Which inputs contribute to homeostasis for blood pressure and volume?

  • Neither nervous nor hormonal inputs
  • Both nervous and hormonal inputs (correct)
  • Nervous inputs
  • Hormonal inputs

What does antidiuretic hormone (ADH) do?

  • Increases permeability of collecting ducts (correct)
  • Decreases permeability of collecting ducts
  • Increases blood osmolarity
  • Decreases blood osmolarity

What triggers the release of ADH?

  • Increase in blood osmolarity (correct)
  • Decrease in blood pressure
  • Increase in blood pressure
  • Decrease in blood osmolarity

What happens when osmolarity decreases?

<p>ADH secretion decreases (B)</p> Signup and view all the answers

What is the function of ADH in the kidney?

<p>To decrease urine production (D)</p> Signup and view all the answers

Which part of the kidney does ADH affect?

<p>Collecting duct (B)</p> Signup and view all the answers

What happens when ADH is released?

<p>Urine production decreases (A)</p> Signup and view all the answers

What triggers the release of ADH when blood osmolarity increases?

<p>Hormonal inputs (D)</p> Signup and view all the answers

What is the role of ADH in fluid retention in the kidney?

<p>To increase fluid retention (B)</p> Signup and view all the answers

Which peptide is a product of the renin-angiotensin-aldosterone system (RAAS)?

<p>Angiotensin II (B)</p> Signup and view all the answers

What is the effect of angiotensin II on blood pressure and blood flow in the kidney?

<p>Angiotensin II raises blood pressure and decreases blood flow to capillaries in the kidney. (C)</p> Signup and view all the answers

What condition are drugs that block angiotensin II production used to treat?

<p>Hypertension (chronic high blood pressure) (C)</p> Signup and view all the answers

Which system regulates kidney function?

<p>Renin-angiotensin-aldosterone system (RAAS) (A)</p> Signup and view all the answers

What is the role of angiotensin II in the body?

<p>Regulating blood pressure and blood flow (A)</p> Signup and view all the answers

What is the primary function of the renin-angiotensin-aldosterone system (RAAS)?

<p>Regulating kidney function (C)</p> Signup and view all the answers

Which peptide is involved in raising blood pressure?

<p>Angiotensin II (A)</p> Signup and view all the answers

Which drugs are used to treat hypertension?

<p>Drugs that block angiotensin II production (A)</p> Signup and view all the answers

What is the effect of angiotensin II on blood flow to capillaries in the kidney?

<p>Angiotensin II decreases blood flow to capillaries in the kidney. (D)</p> Signup and view all the answers

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