Increasing the flow through an unheated bubble humidifier has which of the following effects?
a. Decreasing the water vapor content
b. Decreasing the relative humidity
c. Increasing the water vapor content
d. Increasing the relative humidity
ANS: A
As gas flow increases, these devices become less efficient as the reservoir cools and contact time is reduced.
Health Professions
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During the first four weeks of life, an infant is primarily a(n) " breather."
A. nose C. mouth and nose B. mouth D. agonal
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Which of the following best describes a dialysis shunt?
A) Cannulation of a vein, such as the A/C, under fluoroscopy B) An implanted device requiring a special needle for access C) A surgically implanted catheter in the subclavian vein D) A loop connecting an artery and a vein
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