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Name: Systems of Gas Exchange
ID: m44792
Language: English (en)
Summary: By the end of this section, you will be able to:
  • Describe the passage of air from the outside environment to the lungs
  • Explain how the lungs are protected from particulate matter
Subject: Science and Technology
Keywords: acini, acinus, air sacs, alveolar duct, alveolar sac, alveoli, alveolus, bronchi, bronchiole, bronchus, cartilage, chitin, cilia, diaphragm, diffusion, direct diffusion, flatworm, gills, larynx, main bronchus, mucin, Muc protein, mucus, nasal cavity, particulate matter, pharynx, primary bronchus, respiratory bronchiole, smooth muscle, terminal bronchiole, trachea, tracheal system, Ventricaria ventricosa
License: Creative Commons Attribution License CC-BY 3.0

Authors: OpenStax College (
Copyright Holders: Rice University (
Maintainers: OpenStax College (, Cnx Biology (

Latest version: 1.7 (history)
First publication date: Aug 23, 2012 3:47 pm +0000
Last revision to module: Jun 26, 2013 1:36 pm +0000


PDF: m44792_1.7.pdf PDF file, for viewing content offline and printing. Learn more.
XML: m44792_1.7.cnxml XML that defines the structure and contents of the module, minus any included media files. Can be reimported in the editing interface. Learn more.

Version History

Version: 1.7 Jun 26, 2013 1:36 pm +0000 by Cnx Biology
Wiley errata

Version: 1.6 Jun 21, 2013 9:53 am +0000 by Cnx Biology

Version: 1.5 May 16, 2013 4:52 pm +0000 by Cnx Biology
replaced image

Version: 1.4 Apr 10, 2013 3:01 pm +0000 by Cnx Biology
Review Questions

Version: 1.3 Apr 9, 2013 1:30 pm +0000 by Cnx Biology
review changes

Version: 1.2 Mar 7, 2013 9:54 am +0000 by Cnx Biology
migration spreadsheet changes

Version: 1.1 Aug 30, 2012 2:54 pm +0000 by Cnx Biology
Created module

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