What type of instrument could be used to analyze pH, PO2, PCO2, and various electrolytes at the patient's bedside?
a. Point-of-care blood gas analyzer c. Potentiometer
b. CO-oximeter d. Capnograph
ANS: A
Point-of-care testing typically involves the use of portable devices that can be located at or near the point of patient care. These devices are not only portable but also lightweight, allowing in vitro arterial blood gas and pH measurements to be made in the emergency department, intensive care unit, physician's office, or a transport vehicle.
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