Physiology Fundamentals
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Questions and Answers

Which of the following best defines homeostasis?

  • The ability of the body to maintain a stable internal environment despite external changes (correct)
  • The regulation of blood sugar levels in the body
  • The ability of the body to respond to stress
  • The process of maintaining a constant body temperature

Which of the following accurately describes the two major compartments of the human body?

  • Cardiovascular system and respiratory system
  • Nervous system and endocrine system
  • Intracellular fluid and extracellular fluid (correct)
  • Blood and lymph

What is the difference between equilibrium and steady state?

  • Equilibrium refers to a constant internal environment, while steady state refers to a state of balance
  • Equilibrium and steady state are the same thing
  • Equilibrium refers to a state of balance, while steady state refers to a constant internal environment (correct)
  • Equilibrium and steady state are unrelated terms in physiology

Which of the following best describes the relationship between a regulated variable and its setpoint?

<p>The setpoint is the desired value that the body tries to maintain (C)</p> Signup and view all the answers

What is the difference between negative feedback and positive feedback?

<p>Negative feedback maintains homeostasis, while positive feedback disrupts homeostasis (B)</p> Signup and view all the answers

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