Respiratory System Volumes and Capacities
12 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is the approximate tidal volume during normal breathing at rest?

  • $3500 cm^3$
  • $2000 cm^3$
  • $500 cm^3$ (correct)
  • $1000 cm^3$

    • What is the inspiratory reserve volume?

  • The maximum volume of air that can be inhaled after a normal tidal inspiration (correct)
  • The volume of air contained in the lungs after maximal inspiration
  • The maximum volume of air that can be exhaled after a normal tidal expiration
  • The volume of air remaining in the lungs after a maximal expiration

    • What is the functional residual capacity (FRC)?

  • The volume of air remaining in the lungs after a maximal expiration
  • The volume of air contained in the lungs after maximal inspiration
  • The volume of air remaining in the lungs after a normal expiration (correct)
  • The maximum volume of air that can be exhaled after a normal tidal expiration

    • What is the residual volume?

    <p>The volume of air which remains in the lungs after a maximal expiration</p> Signup and view all the answers

    What is the total lung capacity (TLC)?

    <p>The volume of air contained in the lungs after maximal inspiration</p> Signup and view all the answers

    What are anatomical and physiological dead spaces?

    <p>The spaces in the respiratory system where air does not provide oxygen to the body</p> Signup and view all the answers

    What is the definition of anatomical dead space?

    <p>The volume of air in the conducting airways where gas exchange does not occur</p> Signup and view all the answers

    What is the relationship between compliance and lung stiffness?

    <p>A stiff lung has low compliance</p> Signup and view all the answers

    What is the range of compliance in normal adults?

    <p>0.18-0.27 liter/cmH2O</p> Signup and view all the answers

    Which of the following situations would result in reduced lung compliance?

    <p>Pulmonary fibrosis</p> Signup and view all the answers

    According to the Law of Laplace for a sphere, what is the relationship between the pressure difference across the alveolar wall and the alveolar radius?

    <p>$\Delta P = 4\gamma / R$</p> Signup and view all the answers

    What is the definition of compliance in the context of lung mechanics?

    <p>The change in volume produced by a small change in pressure</p> Signup and view all the answers

    More Like This

    Use Quizgecko on...
    Browser
    Open
    Browser
    Browser