The Renal System 1 & 2 Quiz
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Questions and Answers

Which of the following accurately describes the major functions of the kidneys?

  • Regulating fluid and electrolyte balance (correct)
  • Controlling heart rate
  • Producing digestive enzymes
  • Regulating body temperature

    • What is the average value of glomerular filtration rate (GFR)?

  • 500 mL/min
  • 2000 mL/min
  • 125 mL/min (correct)
  • 1000 mL/min

    • How is GFR controlled by the renin-angiotensin-aldosterone system?

  • By regulating blood pressure and volume (correct)
  • By influencing respiratory rate
  • By controlling muscle contractions
  • By regulating glucose levels

    • What is the main function of the ureters in the urinary system?

    <p>Transporting urine from the kidneys to the urinary bladder</p> Signup and view all the answers

    How is the micturition reflex activated?

    <p>By the parasympathetic nervous system</p> Signup and view all the answers

    What is the role of the myogenic mechanism in controlling GFR?

    <p>It regulates GFR by constricting or dilating the afferent arteriole in response to changes in blood pressure</p> Signup and view all the answers

    What is the main function of the renal corpuscle in the kidney?

    <p>Filtration of blood to form filtrate</p> Signup and view all the answers

    How does the sympathetic nervous system activity influence GFR?

    <p>It causes vasoconstriction of the afferent arteriole, reducing GFR</p> Signup and view all the answers

    Which hormone plays a role in increasing sodium reabsorption and potassium excretion in the kidneys?

    <p>Aldosterone</p> Signup and view all the answers

    What is the primary function of the ureters in the urinary system?

    <p>Transport urine from the kidneys to the urinary bladder</p> Signup and view all the answers

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