Cell Physiology Lecture 1: Homeostasis and Function
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Questions and Answers

What is the approximate percentage of interstitial fluid in the extracellular fluid?

  • 60%
  • 20% (correct)
  • 40%
  • 80%
  • Which of the following individuals typically have a lower percentage of total body water?

  • Newborns
  • Adult females (correct)
  • Elderly persons
  • Lean persons
  • What is the primary difference in the basic compositions of intracellular fluid (ICF) and extracellular fluid (ECF)?

  • High in NaCl and low in K+ for ICF, and high in K+ and low in NaCl for ECF
  • High in K+ and low in NaCl for ICF, and high in NaCl and low in K+ for ECF (correct)
  • Low in NaCl and K+ for both ICF and ECF
  • High in NaCl and K+ for both ICF and ECF
  • What is the physiological blood plasma osmolarity approximately?

    <p>286m Osmoles/L</p> Signup and view all the answers

    What major mechanism fundamentally leads to edema due to decreased plasma oncotic pressure?

    <p>Decreased plasma oncotic pressure</p> Signup and view all the answers

    What is the study of how the body and its parts work or function?

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

    What is the term used to describe the relative stability of the body's internal environment?

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

    Which compartment of body fluids is the fluid inside cells known as?

    <p>Intracellular Fluid</p> Signup and view all the answers

    What are the adaptive mechanisms responsible for maintaining homeostasis?

    <p>Chemical substances called hormones and immune cells</p> Signup and view all the answers

    What are studied together to give students a full understanding of the human body?

    <p>Anatomy and Physiology</p> Signup and view all the answers

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