During some pulmonary function tests, saturated gas exhaled from a patient's lungs is gathered at room temperature

Which of the following correction-factor tables would you use to determine what volume this gas occupied in the patient's lungs?
a. Standard temperature, standard pressure, dry (STPD) to body temperature, ambient pressure, saturated (BTPS)
b. BTPS to STPD
c. Ambient temperature, ambient pressure, saturated (ATPS) to BTPS
d. ATPS to STPD


ANS: C
Correction from ATPS to standard temperature and pressure (0° C and 760 torr), dry (STPD).

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