Which device is appropriate for assessing a patient's response to bronchodilator therapy at the bedside?
a. Stead-Wells spi-rometer c. Inductive plethys-mograph
b. Mainstream capno-graph d. Rotating-vane flowmeter
ANS: D
Rotating-vane flowmeters are used as handheld peak flowmeters and at the bedside to assess pa-tient response to bronchodilator therapy.
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As a patient with hemorrhagic blood loss becomes more acidotic, what homeostatic process is usually impaired?
A) Coagulation B) Hemoptysis C) Vascular phase D) Aerobic metabolism
The ____ is perhaps the safest site for the placement of a CVAD by an inexperienced operator.
A. femoral vein B. internal jugular vein C. carotid artery D. subclavian vein
Which Root Operation does NOT involve taking out solids, fluids or gasses from a body part?
A) drainage B) extirpation C) fragmentation D) release
Which of the following is the normal range of values for the hematocrit of the adult male?
a. 36–46% b. 30–40% c. 40–45% d. 40–55%