What is the primary determinant of the PAO2?
a. Body's CO2
b. Metabolic rate of the body tissues
c. PaO2
d. PO2 in the inspired gas
ANS: D
Many factors determine the alveolar partial pressure of oxygen (PAO2). Most important is the inspired partial pressure of oxygen, or PIO2.
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Malignant tumors are also referred to as:
A) benign growth. B) noninvasive. C) cancer. D) none of the above.
____ means the difference between the overall cost and selling price.
A. Stock price B. Overhead cost C. Gross profit D. Net profit
John's recent physician's office visit was not paid by the insurance company. It was his first claim of the year. The claim totaled $200. The reason the claim was denied was likely related to John's
A) copayment
B) subscriber
C) deductible
D) premium
The membrane that covers the thoracic cavity and the upper side of the diaphragm is called the:
A. parietal pleura. B. pleural fluid. C. visceral pleura. D. pleural cavity