What is the purpose of an inspiratory HEPA filter in a ventilator circuit?
a. The purpose is to serve as a heated ther-mistor that prevents condensation from forming in the circuits.
b. It prevents pathogens from being expelled into the surroundings.
c. When placed between the ventilator and the circuit, it can eliminate bacteria.
d. None of the above.
ANS: C
The purpose of an inspiratory HEPA filter, when it is placed between the ventilator and the ex-ternal circuit, is to eliminate bacteria from the driving gas and prevent retrograde contamination back into the ventilator.
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a. 1 only b. 1 and 2 only c. 1 and 3 only d. 3 only
Baby boomers are also sometimes referred to as ________.
A. millennials B. the hippie generation C. Gen Xers D. the sandwich generation
Where is the notation "SEE:" used?
A) in the Alphabetic Index B) in the Tabular List C) in the Alphabetic Index and in the Tabular List D) in the Alphabetic Index (instructs the coder to cross-reference the term listed)
When blood is centrifuged, the red layer below the buffy coat consists of ________ red blood cells.
Fill in the blank(s) with the appropriate word(s).