TMC- Test bank questions BEST STUDYING
MATERIAL WITH VERIFIED ANSWERS LATEST
VERSION UPDATE 2024-2025 WITH 100+
QUESTIONS
You note that a patient who is being mechanically ventilated has thick, mucoid
secretions. It is determined that the wick humidifier is producing insufficient
humidity. You should do which of the following?
A. remove the excess water in the humidifier
B. check/confirm proper temperature setting
C. increase the flow through the humidifier
D. shorten the tubing between the gas source and humidifier
- ANSWER check/confirm proper temperature setting
Which of the following is characteristic of volume controlled ventilation?
A. it ends expiration after a preset volume is delivered.
B. it begins inspiration after a specific volume is inhaled.
C. it ends inspiration after the patient exhales a preset volume.
,D. it ends inspiration after a preset volume is delivered by the ventilator
- ANSWER it ends inspiration after a preset volume is delivered by the ventilator
You observe a nurse changing a disposable oximeter probe on a patient whose
SpO2 was 93% before the change. Immediately upon attaching the new probe, the
oximeter low alarm sounds, with the SpO2 reading now 71%. There is no change
in FIO2 or the patient's condition. The most likely cause is that the:
A. oximeter unit needs to undergo recalibration
B. probe is taped too tightly and should be loosened
C. probe/probe site needs to be rewarmed to 42°C
D. oximeter unit has failed or is malfunctioning
- ANSWER probe is taped too tightly and should be loosened
A Thorpe tube flowmeter is pressure compensated if:
A. the needle valve is positioned before the float tube
B. with the valve open, the float jumps when attached to 50 psig
C. with the valve open, no gas comes through the float tube
, D. with the valve closed, the float jumps when attached to 50 psig
- ANSWER with the valve closed, the float jumps when attached to 50 psig
You open the valve on an E cylinder which has a regulator attached and hear a
hissing noise. The flowmeter/gauge is turned off. Which of the following
corrective actions would you take first?
A. obtain a new E cylinder
B. tighten the regulator connection
C. turn the flowmeter/gauge on
D. replace the pressure regulator
- ANSWER tighten the regulator connection
The major function of the baffle in a nebulizer is to
A. entrain water from the capillary tube
B. remove larger particles from the suspension
C. mix aerosol particles with the main gas flow
D. promote particle evaporation
- ANSWER remove larger particles from the suspension
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