Urinary System Functions and Disorders Quiz
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Questions and Answers

What hormone is responsible for causing Na+ secretion in diabetic kidney disease?

  • Renin
  • Natriuretic hormone (correct)
  • Parathyroid hormone
  • Aldosterone
  • Which hormone causes an increase in Ca++ reabsorption and blocks phosphate reabsorption?

  • Parathyroid hormone (correct)
  • Renin
  • Aldosterone
  • Natriuretic hormone
  • What is responsible for checking blood pressure in the aorta and carotid sinuses?

  • EPO
  • ADH
  • Renin
  • Baroreceptors (correct)
  • Which substance promotes vasodilation in the nephron?

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

    What is the primary hormone that controls sodium levels indirectly?

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

    What is the main function of the glomeruli in the kidney?

    <p>Filter blood to create urine</p> Signup and view all the answers

    What is the average volume of urine excreted by a healthy individual per day?

    <p>2 liters</p> Signup and view all the answers

    What does oliguria, a condition where a person excretes 300-500 mL of urine per day, indicate?

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

    Which part of the nephron is responsible for the regulation of sodium and flow rate in the renal tubules?

    <p>Distal Convoluted Tubule (DCT)</p> Signup and view all the answers

    What is the purpose of the macula densa in the kidney's nephron?

    <p>Monitor sodium levels</p> Signup and view all the answers

    What does the presence of leukocytes in urine indicate?

    <p>Urinary tract infection</p> Signup and view all the answers

    In the context of kidney function, what is tubular reabsorption?

    <p>Reabsorption of substances into circulation from renal tubules</p> Signup and view all the answers

    What is the primary function of the collecting ducts in the kidney?

    <p>Regulate water reabsorption</p> Signup and view all the answers

    Why does systemic edema occur in cases where too much protein is pushed into the filtrate?

    <p>'Pumped up' body due to lower osmotic pressure in blood</p> Signup and view all the answers

    Which hormone regulates sodium reabsorption in the distal convoluted tubule?

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

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