Pulmonary Gas Exchange and Respiration Regulation Quiz
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Questions and Answers

What is the source of energy for the diffusion of molecules through the respiratory membrane?

  • Pressure difference between gases
  • Temperature difference
  • Chemical potential energy
  • Random kinetic motion of molecules (correct)

    • What is the total pressure in the context of gases in the respiratory system?

  • Sum of the partial pressures (correct)
  • Maximum of the partial pressures
  • Average of the partial pressures
  • Difference between the partial pressures

    • In terms of respiratory physiology, what is the occurrence of diffusion related to?

  • Concentration and volume
  • Rate and source of energy (correct)
  • Temperature and pressure
  • Chemical composition and density

    • What does the partial pressure of a gas dissolved in water or body tissues represent?

    <p>The pressure exerted by the gas</p> Signup and view all the answers

    What is the primary factor contributing to the diffusion of molecules through the respiratory membrane?

    <p>Kinetic motion of molecules</p> Signup and view all the answers

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