Introduction to Anatomy and Physiology 1
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Questions and Answers

Which fluid compartment comprises approximately 75% of the ECF?

  • Transcellular fluid
  • Plasma
  • Interstitial fluid (correct)
  • Intracellular fluid
  • What percentage of the body weight does the plasma constitute?

  • 5%
  • 20% (correct)
  • 25%
  • 40%
  • Which fluid compartment constitutes about 40% of body weight?

  • Transcellular fluid
  • Interstitial fluid
  • Intracellular fluid (correct)
  • Plasma
  • What is the primary mechanism for the maintenance of a constant internal state in organisms?

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

    Which of the following is NOT a factor homeostatically regulated?

    <p>Body temperature</p> Signup and view all the answers

    What percentage of body weight does interstitial fluid constitute?

    <p>15%</p> Signup and view all the answers

    Which body fluid compartment contributes to about 25% of the ECF?

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

    What percentage of body weight does intracellular fluid constitute?

    <p>40%</p> Signup and view all the answers

    What is the primary factor homeostatically regulated regarding water and electrolytes?

    <p>Volume and pressure</p> Signup and view all the answers

    What is the primary function of homeostasis according to the provided text?

    <p>Maintenance of a constant internal state</p> Signup and view all the answers

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