Gas transport in the body is most affected by changes in which of the following variables?
a. Ambient pressure
b. Inspired gas temperature
c. Oxygen's solubility coefficient
d. Water vapor pressure of inspired gases
ANS: A
The partial pressure of the dissolved gas is the product of its coefficient of solubility and the par-tial pressure of the gas to which the liquid is exposed. Oxygen and carbon dioxide transport can change significantly with changes in body temperature or the pressure to which the body is ex-posed.
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