Acid-Base Balance Regulation Quiz
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Questions and Answers

In the nephron, which part is permeable to water but impermeable to NaCl?

  • Late Distal Convoluted Tubule
  • Descending Loop of Henle (correct)
  • Early Distal Convoluted Tubule
  • Ascending Loop of Henle

    • What is the function of aldosterone in the late Distal Convoluted Tubule and Collecting Duct?

  • Inhibits ADH
  • Promotes Na+ reabsorption (correct)
  • Increases facultative water reabsorption
  • Enhances K+ excretion

    • Which hormone can lead to urine being up to 1200 mOsm/L in concentration?

  • Aldosterone
  • Renin
  • ADH (correct)
  • ANP

    • What is the main mechanism by which urea maintains blood plasma pH?

    <p>Countercurrent Multiplier Mechanism</p> Signup and view all the answers

    Which part of the nephron establishes and maintains a vertical osmotic gradient?

    <p>Juxtamedullary Nephrons</p> Signup and view all the answers

    What happens when filtrate flows down the Descending Loop of Henle?

    <p>Water moves into the interstitial fluid by osmosis</p> Signup and view all the answers

    What is the primary function of the early Distal Convoluted Tubule?

    <p>Remove salt from filtrate</p> Signup and view all the answers

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