NBRC/TMC/ CRT / WRRT Exams (Latest 2024/ 2025
Updates STUDY BUNDLE PACKAGE WITH SOLUTIONS)
Questions and Verified Answers| 100% Correct| Grade
A
A family is found sleeping in their vehicle on the side of the road during a long trip.
The officer who found them reports the family was difficult to arouse. Which of the
following would be the most appropriate examination?
A. COHb
B. arterial blood gas analysis
C. pulse oximetry
D. drug toxicology screen - ANSWERThe correct answer is : A
While transferring a ventilator-dependent patient from bed to gurney, the
respiratory therapist notices sudden resistance when manually ventilating a patient
through a standard tracheostomy tube. The therapist is unable to pass a suction
catheter. The therapist should NEXT
A. ensure adequate cuff inflation.
B. call for help.
C. replace the tracheostomy tube.
D. provide ventilation by bag and mask. - ANSWERThe correct answer is : C
A homecare patient indicates that she is not getting enough air from her
transtracheal oxygen catheter. The therapist should instruct the patient to
A. flush the catheter with saline.
B. use a nasal cannula.
C. remove the catheter.
D. increase the flow of oxygen to the catheter. - ANSWERThe correct answer is : B
A patient receives non-invasive positive pressure ventilation with an IPAP of 16 and
an EPAP of 8 cmH2O. The following blood gas data on these settings is available:
pH 7.30
PaCO2 52 mm Hg
PaO2 80 mm Hg
HCO3- 24 mEq/L
BE 0 mEq/L
Which of the following change is most appropriate?
A. increase IPAP and EPAP
B. increase IPAP
C. decrease IPAP
D. decrease EPAP - ANSWERThe correct answer is : B
A patient is receiving non-invasive positive pressure ventilation with an IPAP of 28
and an EPAP of 12 cmH2O. The following blood gas data on these settings is
available:
,pH 7.37
PaCO2 42 mm Hg
PaO2 72 mm Hg
HCO3- 24 mEq/L
BE 0 mEq/L
Which of the following change is most appropriate?
A. decrease EPAP
B. increase IPAP
C. increase IPAP and EPAP
D. decrease IPAP and EPAP - ANSWERThe correct answer is : C
A patient in the emergency room has been diagnosed with status asthmaticus. She
has received IV steroids, MDI steroids, bronchodilators and antibiotics. Which
medication should be discontinued first once the patient becomes stable?
A. bronchodilators
B. antibiotics
C. IV steroids
D. MDI steroids - ANSWERThe correct answer is : C
Pulmonary function testing is done on a patient with venous distension and a
flattened diaphragm. The following pulmonary function data is recorded:
Percent of Predicted
Fev1/FVC % 58%
FEF200-1200 75%
FEF25-75 52%
SVC 88%
FVC 81%
Actual value
DLCO 15 CO/min/mm Hg
Which of the following most likely represents the patient's condition?
A. chronic bronchitis
B. asthma
C. emphysema
D. pulmonary fibrosis - ANSWERThe correct answer is : C
Pulmonary function is done on a 68-year old male with a 20-pack-year history of
smoking. The following pulmonary function data is recorded:
Percent of Predicted
Fev1/FVC % 62%
FEF200-1200 78%
FEF25-75 60%
SVC 85%
FVC 83%
Actual Value
, DLCO 22 CO/min/mm Hg
Which of the following most likely represents the patient's condition?
A. emphysema
B. chronic bronchitis
C. asbestosis
D. sarcoidosis - ANSWERThe correct answer is : B
A respiratory therapist is performing a routine patient/ventilator check on a
mechanically ventilated patient. Returned tidal volume is 150 mL less than delivered.
A high-pitched audible leak is auscultated through the neck. What is the appropriate
response?
A. reposition the patient
B. advance the endotracheal tube 1 cm
C. add air to the cuff
D. increase delivered tidal volume - ANSWERThe correct answer is : C
A chest radiograph indicates the presence of plate-like infiltrates. This finding is most
closely associated with which of the following?
A. CHF
B. mesothelioma
C. mycoplasma pneumonia
D. atelectasis - ANSWERThe correct answer is : D
An oral pharyngeal airway is measured from the patient's jaw angle to the tip of the
chin. After placement, the semi-conscious patient repeatedly pushes the airway out
with his tongue. The therapist should
A. replace with a nasal endotracheal tube
B. reinsert the oral airway.
C. secure the airway with tape.
D. insert a larger airway. - ANSWERThe correct answer is : B
A 57-year-old cachectic male patient with known COPD is receiving oxygen by nasal
cannula at 5 L/min. The patient is very drowsy with a respiratory rate of 8/min.
Oxygen saturation is 100%. The therapist should
A. place on an NRB mask.
B. draw an arterial blood gas.
C. reduce supplemental oxygen delivery.
D. obtain a CT scan. - ANSWERThe correct answer is : C
Prior to a pulmonary function test, a respiratory therapist conducts spirometry
calibration with a 3.0 Liter super-syringe obtaining the following results:
Trail 1. 2.74 L
Trial 2. 2.68 L
Trial 3. 2.72 L
Updates STUDY BUNDLE PACKAGE WITH SOLUTIONS)
Questions and Verified Answers| 100% Correct| Grade
A
A family is found sleeping in their vehicle on the side of the road during a long trip.
The officer who found them reports the family was difficult to arouse. Which of the
following would be the most appropriate examination?
A. COHb
B. arterial blood gas analysis
C. pulse oximetry
D. drug toxicology screen - ANSWERThe correct answer is : A
While transferring a ventilator-dependent patient from bed to gurney, the
respiratory therapist notices sudden resistance when manually ventilating a patient
through a standard tracheostomy tube. The therapist is unable to pass a suction
catheter. The therapist should NEXT
A. ensure adequate cuff inflation.
B. call for help.
C. replace the tracheostomy tube.
D. provide ventilation by bag and mask. - ANSWERThe correct answer is : C
A homecare patient indicates that she is not getting enough air from her
transtracheal oxygen catheter. The therapist should instruct the patient to
A. flush the catheter with saline.
B. use a nasal cannula.
C. remove the catheter.
D. increase the flow of oxygen to the catheter. - ANSWERThe correct answer is : B
A patient receives non-invasive positive pressure ventilation with an IPAP of 16 and
an EPAP of 8 cmH2O. The following blood gas data on these settings is available:
pH 7.30
PaCO2 52 mm Hg
PaO2 80 mm Hg
HCO3- 24 mEq/L
BE 0 mEq/L
Which of the following change is most appropriate?
A. increase IPAP and EPAP
B. increase IPAP
C. decrease IPAP
D. decrease EPAP - ANSWERThe correct answer is : B
A patient is receiving non-invasive positive pressure ventilation with an IPAP of 28
and an EPAP of 12 cmH2O. The following blood gas data on these settings is
available:
,pH 7.37
PaCO2 42 mm Hg
PaO2 72 mm Hg
HCO3- 24 mEq/L
BE 0 mEq/L
Which of the following change is most appropriate?
A. decrease EPAP
B. increase IPAP
C. increase IPAP and EPAP
D. decrease IPAP and EPAP - ANSWERThe correct answer is : C
A patient in the emergency room has been diagnosed with status asthmaticus. She
has received IV steroids, MDI steroids, bronchodilators and antibiotics. Which
medication should be discontinued first once the patient becomes stable?
A. bronchodilators
B. antibiotics
C. IV steroids
D. MDI steroids - ANSWERThe correct answer is : C
Pulmonary function testing is done on a patient with venous distension and a
flattened diaphragm. The following pulmonary function data is recorded:
Percent of Predicted
Fev1/FVC % 58%
FEF200-1200 75%
FEF25-75 52%
SVC 88%
FVC 81%
Actual value
DLCO 15 CO/min/mm Hg
Which of the following most likely represents the patient's condition?
A. chronic bronchitis
B. asthma
C. emphysema
D. pulmonary fibrosis - ANSWERThe correct answer is : C
Pulmonary function is done on a 68-year old male with a 20-pack-year history of
smoking. The following pulmonary function data is recorded:
Percent of Predicted
Fev1/FVC % 62%
FEF200-1200 78%
FEF25-75 60%
SVC 85%
FVC 83%
Actual Value
, DLCO 22 CO/min/mm Hg
Which of the following most likely represents the patient's condition?
A. emphysema
B. chronic bronchitis
C. asbestosis
D. sarcoidosis - ANSWERThe correct answer is : B
A respiratory therapist is performing a routine patient/ventilator check on a
mechanically ventilated patient. Returned tidal volume is 150 mL less than delivered.
A high-pitched audible leak is auscultated through the neck. What is the appropriate
response?
A. reposition the patient
B. advance the endotracheal tube 1 cm
C. add air to the cuff
D. increase delivered tidal volume - ANSWERThe correct answer is : C
A chest radiograph indicates the presence of plate-like infiltrates. This finding is most
closely associated with which of the following?
A. CHF
B. mesothelioma
C. mycoplasma pneumonia
D. atelectasis - ANSWERThe correct answer is : D
An oral pharyngeal airway is measured from the patient's jaw angle to the tip of the
chin. After placement, the semi-conscious patient repeatedly pushes the airway out
with his tongue. The therapist should
A. replace with a nasal endotracheal tube
B. reinsert the oral airway.
C. secure the airway with tape.
D. insert a larger airway. - ANSWERThe correct answer is : B
A 57-year-old cachectic male patient with known COPD is receiving oxygen by nasal
cannula at 5 L/min. The patient is very drowsy with a respiratory rate of 8/min.
Oxygen saturation is 100%. The therapist should
A. place on an NRB mask.
B. draw an arterial blood gas.
C. reduce supplemental oxygen delivery.
D. obtain a CT scan. - ANSWERThe correct answer is : C
Prior to a pulmonary function test, a respiratory therapist conducts spirometry
calibration with a 3.0 Liter super-syringe obtaining the following results:
Trail 1. 2.74 L
Trial 2. 2.68 L
Trial 3. 2.72 L
