Which of the following factors will cause inaccurate calorimetry measurements on a mechanically ventilated patient?
a. FIO2 >0.5 c. Room temperature = 23° C
b. Varying pressure d. Heat and moisture exchanger
ANS: A
Clinical studies have demonstrated that currently available systems cannot provide accurate and reproducible oxygenation consumption per minute (O2) measurements for patients breathing FIO2s greater than 0.5.
You might also like to view...
An example of biologically based therapy is:
A) massage. B) aromatherapy. C) chiropractic. D) biofeedback.
State an ethically based rationale for discouraging conflicts of interest in our practices
You should prepare sanitized and disinfected instruments and equipment for loading into the ________ by wrapping them in muslin, special porous paper, plastic bags, or envelopes and labeling each pack.
Fill in the blank(s) with the appropriate word(s).
CPAP and PEEP increase the functional residual capacity and are useful to correct hypoxemia due to ____.
A. V/Q mismatch B. deadspace ventilation C. diffusion defect D. intrapulmonary shunting