Pulmonary System

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Questions and Answers

Which of the following is the correct equation for Boyle's Law?

  • $P1V1 > P2V2$
  • $P1V1 = P2V2$ (correct)
  • $P1V1 = P2V2 + C$
  • $P1V1 < P2V2$

What is the primary function of the pulmonary system?

  • To transport air into the lungs
  • To facilitate diffusion of oxygen into the blood stream
  • To expel carbon dioxide
  • All of the above (correct)

Where is the greatest amount of perfusion in the lungs?

  • Perfusion is evenly distributed in the lungs
  • At the apex of the lungs
  • At the base of the lungs (correct)
  • At the middle of the lungs

What is the equation for calculating perfusion?

<p>Perfusion = pulmonary alveolar ventilation / pulmonary capillary perfusion (B)</p> Signup and view all the answers

What is the primary function of respiration?

<p>To facilitate diffusion of gases across the alveolar-capillary membrane (D)</p> Signup and view all the answers

Which of the following statements is true about ventilation in the pulmonary system?

<p>Ventilation causes pressure changes in the lungs. (D)</p> Signup and view all the answers

What happens to pressure when the volume of the lungs increases?

<p>Pressure decreases. (D)</p> Signup and view all the answers

What is the equation for perfusion in the pulmonary system?

<p>Perfusion = pulmonary alveolar ventilation / pulmonary capillary perfusion (D)</p> Signup and view all the answers

What is the primary function of respiration in the pulmonary system?

<p>To facilitate the diffusion of gases from a higher to lower concentration. (A)</p> Signup and view all the answers

What is the process of diffusion of gas across the alveolar-capillary membrane called?

<p>External respiration (A)</p> Signup and view all the answers

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