University of Raparin Human Physiology Lab: Urine Formation and Urinalysis (Part 1)
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Questions and Answers

What is the normal range for urine output per day?

  • 3 - 5 L/day
  • 2 - 4 L/day
  • 0.5 - 1.5 L/day
  • 1 - 2.5 L/day (correct)

    • Which of the following best describes polyuria?

  • Urine output > 2.5 L/day (correct)
  • Excessive urination during the night
  • Urine output < 400 mL/day
  • Urine output < 100 mL/day

    • What is the normal pH range for urine?

  • 6 - 8.5
  • 2 - 4
  • 4.5 - 8 (correct)
  • 7 - 9

    • What is the purpose of measuring urine specific gravity?

    <p>To determine the concentration of urine relative to plasma</p> Signup and view all the answers

    Which of the following is NOT a method for preserving urine samples if they cannot be tested within 1-2 hours?

    <p>Adding sodium chloride</p> Signup and view all the answers

    Which of the following is NOT a recommended preservative for urine samples if they cannot be tested within 1-2 hours?

    <p>Sodium Chloride</p> Signup and view all the answers

    In urine samples, what does the clarity and turbidity of urine depend on?

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

    What is the recommended timeframe for testing urine samples delivered to the laboratory before needing refrigeration or a preservative?

    <p>Within 3-4 hours</p> Signup and view all the answers

    What is the normal urine output per day considered to be in the case of oliguria?

    <p>&lt; 400ml/day</p> Signup and view all the answers

    The appearance of urine color depends on which aspect most significantly?

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

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