Trachea: partial pressure of CO2 is approximately 0 BY: University of Michigan Medical School Gas Composition in the Alveolar Space PiO2 = (barometric pressure-H2O vapor pressure)xFiO2 = (760 – 47) x 0.21 =150 mmHg In the alveolar space, oxygen diffuses into the blood and CO2 diffuses into the alveolus from the blood.Ventilation and Perfusion at the Level of the Whole Lung BY: University of Michigan Medical School.Ventilation/Perfusion Matching Thomas H.Viewer discretion advised: Material may contain medical images that may be disturbing to some viewers. Mention of specific products in this recording solely represents the opinion of the speaker and does not represent an endorsement by the University of Michigan. Users of content are responsible for their compliance with applicable law. The Regents of the University of Michigan do not license the use of third party content posted to this site unless such a license is specifically granted in connection with particular content objects. Copyright holders of content included in this material should contact with any questions, corrections, or clarifications regarding the use of content. Material contains copyrighted content, used in accordance with U.S. You assume all responsibility for use and potential liability associated with any use of the material. You should speak to your physician or make an appointment to be seen if you have questions or concerns about this information or your medical condition. Copyright 2008, Thomas Sisson The following information is intended to inform and educate and is not a tool for self-diagnosis or a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional. Unless otherwise noted, the content of this course material is licensed under a Creative Commons Attribution 3.0 License.
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