Wku anatomy bio 131 - Study guides, Class notes & Summaries

adventitia - outermost layer of trachea/ Fibrous connective tissue that blends into adventitia of other organs of mediastinum Alveolar gas exchange - the swapping of O2 and CO2 across the respiratory membrane/ Air in the alveolus is in contact with a film of water covering the alveolar epithelium/ For oxygen to get into the blood it must dissolve in this water, and pass through the respiratory membrane separating the air from the bloodstream/ For carbon dioxide to leave the blood it must pa...