Osmoregulation Quiz
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Questions and Answers

What is the pressure needed to offset movement of pure solute across a semipermeable membrane?

  • Osmotic pressure (correct)
  • Ionic pressure
  • Hydrostatic pressure
  • Electrolytic pressure

    • What is the pressure that fluid physically exerts on its surroundings?

  • Hydrostatic pressure (correct)
  • Evaporative pressure
  • Osmotic pressure
  • Ionic pressure

    • What do humans and terrestrial birds usually produce, in terms of urine acidity?

  • Varied urine acidity
  • Highly basic urine (pH 8-10)
  • Neutral urine (pH 7)
  • Slightly acidic urine (pH 5-7) (correct)

    • What is the main challenge in maintaining homeostasis related to the extracellular fluid matrix?

    <p>Osmotic balance</p> Signup and view all the answers

    What is the composition that serum is approximately equal to?

    <p>Extracellular fluid (ECF)</p> Signup and view all the answers

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