Page 1 of 348
NBRC TMC/CRT/RRT EXAM TESTBANK 3 VERSIONS
WITH A STUDY GUIDE 2024 ACCURATE AND EXPERT
VERIFIED AGRADE
NBRC ACTUAL TMC Exam
You notice that the patient's secretions have become thicker and more difficult to suction since
the ventilator humidifier was replaced with an HME. The RT should recommend which of the
following?
A. Increase inspiratory flow
B. Decrease the temperature to the HME
C. Replace with a new HME
D. Replace the HME with a conventional heated humidifier - ANSWER>>D. Replace the HME
with a conventional heated humidifier
Which of the following are indications for cool, bland aerosol therapy?
1. A cough must be induced for sputum collection
2. Mobilization of secretions must be improved
3. Postextubation inflammation of the upper airway must be treated
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A. 1 only
B. 1 and 3 only
C. 2 and 3 only
D. 1, 2, and 3 - ANSWER>>D. 1, 2, and 3
You notice that very little mist is being produced by a nebulizer attached to an aerosol mask.
Which of the following could be responsible for this?
1. The liter flow is too high
2. The nebulizer jet is clogged with lint
3. The filter on the capillary tube is obstructed
A. 1 only
B. 2 only
C. 1 and 3 only
D. 2 and 3 only - ANSWER>>D. 2 and 3 only
An autoimmune compromised patient is to be placed on oxygen with a humidity/aerosol
device. Which of the following devices is most likely to deliver contaminated water to the
patient?
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A. Heated cascade humidifier
B. Bubble humidifier
C. Heated wick humidifier
D. Heated jet nebulizer - ANSWER>>D. Heated jet nebulizer
To minimize an increased airway resistance produced by high-density aerosol inhalation, the RT
should recommend which of the following?
A. Administer a bronchodilator along with the aerosol
B. Instruct the patient to breathe through the nose
C. Use a heated nebulizer to deliver the aerosol
D. Perform chest physiotherapy after the aerosol treatment - ANSWER>>A. Administer a
bronchodilator along with the aerosol
The RT is asked to recommend a humidifier that will be able to provide the highest water vapor
content to the patient's airway. Which of the following humidifiers should the therapist select?
A. Pass-over
B. HME
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, Page 4 of 348
C. Heated wick
D. Bubble - ANSWER>>C. Heated wick
A heated humidifier is delivering 100% body humidity to a patient's airway. What volume of
water is being delivered?
A. 24 mg/L
B. 37 mg/L
C. 44 mg/L
D. 47 mg/L - ANSWER>>C. 44 mg/L
A patient is experiencing cardiac arrhythmias and muscle weakness. An arterial blood gas
determines that the patient is in metabolic alkalosis. Which of the following is the most
appropriate lab value to assess at this time?
A. WBC
B. BUN
C. Plasma protein
D. Potassium - ANSWER>>D. Potassium
4
NBRC TMC/CRT/RRT EXAM TESTBANK 3 VERSIONS
WITH A STUDY GUIDE 2024 ACCURATE AND EXPERT
VERIFIED AGRADE
NBRC ACTUAL TMC Exam
You notice that the patient's secretions have become thicker and more difficult to suction since
the ventilator humidifier was replaced with an HME. The RT should recommend which of the
following?
A. Increase inspiratory flow
B. Decrease the temperature to the HME
C. Replace with a new HME
D. Replace the HME with a conventional heated humidifier - ANSWER>>D. Replace the HME
with a conventional heated humidifier
Which of the following are indications for cool, bland aerosol therapy?
1. A cough must be induced for sputum collection
2. Mobilization of secretions must be improved
3. Postextubation inflammation of the upper airway must be treated
1
,Page 2 of 348
A. 1 only
B. 1 and 3 only
C. 2 and 3 only
D. 1, 2, and 3 - ANSWER>>D. 1, 2, and 3
You notice that very little mist is being produced by a nebulizer attached to an aerosol mask.
Which of the following could be responsible for this?
1. The liter flow is too high
2. The nebulizer jet is clogged with lint
3. The filter on the capillary tube is obstructed
A. 1 only
B. 2 only
C. 1 and 3 only
D. 2 and 3 only - ANSWER>>D. 2 and 3 only
An autoimmune compromised patient is to be placed on oxygen with a humidity/aerosol
device. Which of the following devices is most likely to deliver contaminated water to the
patient?
2
,Page 3 of 348
A. Heated cascade humidifier
B. Bubble humidifier
C. Heated wick humidifier
D. Heated jet nebulizer - ANSWER>>D. Heated jet nebulizer
To minimize an increased airway resistance produced by high-density aerosol inhalation, the RT
should recommend which of the following?
A. Administer a bronchodilator along with the aerosol
B. Instruct the patient to breathe through the nose
C. Use a heated nebulizer to deliver the aerosol
D. Perform chest physiotherapy after the aerosol treatment - ANSWER>>A. Administer a
bronchodilator along with the aerosol
The RT is asked to recommend a humidifier that will be able to provide the highest water vapor
content to the patient's airway. Which of the following humidifiers should the therapist select?
A. Pass-over
B. HME
3
, Page 4 of 348
C. Heated wick
D. Bubble - ANSWER>>C. Heated wick
A heated humidifier is delivering 100% body humidity to a patient's airway. What volume of
water is being delivered?
A. 24 mg/L
B. 37 mg/L
C. 44 mg/L
D. 47 mg/L - ANSWER>>C. 44 mg/L
A patient is experiencing cardiac arrhythmias and muscle weakness. An arterial blood gas
determines that the patient is in metabolic alkalosis. Which of the following is the most
appropriate lab value to assess at this time?
A. WBC
B. BUN
C. Plasma protein
D. Potassium - ANSWER>>D. Potassium
4
