Unformatted text preview: called sufactant 3. Respiratory physiology a. Pulmonary ventilation - (breathing) b. Gas exchange between pulmonary blood and alveoli (in lungs), external respiration c. Gas transport - blood carries gases to and from body tissues d. Internal respiration - gas exchange between blood and tissue cells of body 4. Respiratory cycle - one breath 5. Tidal volume - amount of air that moves in and out of the lungs in each breath 6. Gas transport in blood a. Oxygen - most is attached to hemoglobin b. Carbon Dioxide - some can attach to hemoglobin , some is dissolved into plasma, most of it is converted into carbonic acid, buffers - bicarbonate, converts acid into less harmful form and eventually dumps off carbon dioxide into lungs 7. Control of respiration is done by pons and medulla oblongata...
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- Spring '08
- sufactant Respiratory physiology