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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?

Perfusion = pulmonary alveolar ventilation / pulmonary capillary perfusion Signup and view all the answers

What is the primary function of respiration?

To facilitate diffusion of gases across the alveolar-capillary membrane Signup and view all the answers

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

Ventilation causes pressure changes in the lungs. Signup and view all the answers

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

Pressure decreases. Signup and view all the answers

What is the equation for perfusion in the pulmonary system?

Perfusion = pulmonary alveolar ventilation / pulmonary capillary perfusion Signup and view all the answers

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

To facilitate the diffusion of gases from a higher to lower concentration. Signup and view all the answers

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

External respiration Signup and view all the answers