Kidney Function Quiz
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Questions and Answers

Which part of the kidney acts as a countercurrent system?

  • Epithelium
  • Loop of Henle (correct)
  • Collecting Duct
  • Capillaries

    • What is the name of the system that involves active transport and energy expenditure?

  • Concentrating system
  • Countercurrent system
  • Multiplier system (correct)
  • Transport system

    • What is the function of the loop of Henle and surrounding capillaries in the kidney?

  • Concentrating urine (correct)
  • Regulating pH levels
  • Filtering blood
  • Producing hormones

    • Which type of transport is involved in the countercurrent system?

    <p>Active transport</p> Signup and view all the answers

    What is the purpose of the countercurrent multiplier system?

    <p>To concentrate urine</p> Signup and view all the answers

    Which part of the kidney is involved in the countercurrent system?

    <p>Loop of Henle</p> Signup and view all the answers

    What is the role of active transport in the countercurrent system?

    <p>To concentrate urine</p> Signup and view all the answers

    What is the function of the countercurrent system in the kidney?

    <p>To concentrate urine</p> Signup and view all the answers

    Which animals excrete the most hyperosmotic urine?

    <p>Desert-dwelling mammals</p> Signup and view all the answers

    How do birds conserve water?

    <p>By excreting uric acid</p> Signup and view all the answers

    What is the function of the long loops of Henle in desert-dwelling mammals?

    <p>To conserve water</p> Signup and view all the answers

    What is unique about the kidneys of South American vampire bats?

    <p>They can produce very concentrated urine</p> Signup and view all the answers

    What is the advantage of the South American vampire bats' ability to produce very dilute urine?

    <p>To reduce body weight rapidly</p> Signup and view all the answers

    How do birds excrete waste products?

    <p>By excreting uric acid</p> Signup and view all the answers

    What is the function of the shorter loops of Henle in birds?

    <p>To digest large amounts of protein</p> Signup and view all the answers

    What is the purpose of the adaptations in the vertebrate kidney?

    <p>To conserve water</p> Signup and view all the answers

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