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Understanding the Gas Exchange Process

The body's use of oxygen, and the resulting creation of carbon dioxide, requires a highly efficient absorption/elimination and transport system.


Students will be able to describe the make up of atmospheric air and how it relates to patient care;

Students will be able to describe the passive and active processes of inhalation and exhalation;

Students will be able to apply their knowledge of the gas exchange process to a sick patient.


Dezube, R. "Exchanging Oxygen and Carbon Dioxide." Merck Manuals. June 2019.  Retrieved from

  • Format
  • Duration
    1 hour
  • Credits
    1 CE
  • After passing the course, your certificate will be available for download here.