When using indirect calorimetry to determine a person's resting energy expenditure, which of the following physiologic measurements are involved in the process? I. VD/VT ratio II. O2 consumption III. shunt fraction IV. CO2 production
A. I, III only
B. II, III only
C. II, IV only
D. II, III, IV only
?ANS: B
A. Incorrect response: See explanation B.
B. Correct response: Indirect calorimetry is the best means of determining the resting energy expenditure (REE). Indirect calorimetry uses the O2 consumption and the CO2 production to indirectly predict the REE.
C. Incorrect response: See explanation B.
D. Incorrect response: See explanation B.
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