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Study this! NBRC CRT Revision Questions and Answers.
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Study this! NBRC CRT RevisionQuestions and Answers.
Which of the following therapeutic gas mixture should the respiratory therapist select to
improve the distribution of ventilation for a patient with high airway resitance?
A. helium/oxygen
B. nitric oxide/oxygen
C. nitrous oxide/oxygen
D. carbon dioxide/oxygen -
\A. helium/oxygen
The respiratory therapist assesses a patient receiving supplemental oxyby a
transtracheal oxygen catheter. The patient is diaphoretic, has a higher than a norman
respiratory rate, and appears cyanotic. Which of the following is the possible
explanation?
A. There is excess humidity in transtracheal system
B. The flow going to the transtracheal system is too high
C. The transtracheal catheter is obstructed by a mucus plug
D. The transtracheal catheter is advanced too far into the airway -
\C. The transtracheal catheter is obstructed by a mucus plug
A patient who is receiving mechanaical ventilation using PEEP is switched to
acontinuos flow CPAP system for weaning. On initial evaluation, the manometer shows
negative pressure during inspiration, and the patient appears agitated and
uncomfortable. Which of the following actions is most appropriate?
A. Hyper oxygenate and suction the patient
B. Reinstitute mechanical ventilation
C. Increase CPAP by 2cm H2O
D. Increase System Flow -
\D. Increase System Flow
An adult patient with ARDS has been receiving mechanical ventilation for two weeks
and is being considered for weaning. Nitric Therapy is in use at a concentration of
10ppm. The patients' PVR has change from 190 dynes to 150 dynes and the PaO2 is
90 torr with an FiO2 of 0.50. The NO concentration should be change to?
A. 0 ppm
B. 5 ppm
C. 15 ppm
D. 20 ppm -
\B. 5 ppm
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