NBRC TMC CRT RRT Actual Exam Verified
Questions & Answers
Question 1
An RT returns to the room of a 63 year-old patient and finds her less responsive. The
patient's HR is 154/min, RR 8/min and a weak pulse. She is receiving 2L/min nasal
cannula what should the RT do first?
A. Contact the physician for patient evaluation
B. Activate the medical emergency team
C. Recommend a CXR to evaluate pulmonary status
D. Increase nasal cannula to 4L/min and monitor with pulse oximetry
Correct Answer
B. Activate the medical emergency team
Question 2
A patient in the ICU complains of light headedness, nausea, and chest pains. The
patient is diaphoretic and has a blood pressure of 90/60mmHg. What should the RT
recommend?
A. Lidocaine HCl
B. Cardioversion
C. Defibrillation
D. Epinephrine
Correct Answer
B. Cardioversion
Page 1 of 107
,Question 3
A patient with COPD is receiving VC AC ventilation.
What should the RT recommend adjust the ventilator settings to:
1. Decrease PEEP
2. Increase Expiratory Time
3. Decrease Inspiratory Flow
4. Increase Tidal Volume
Correct Answer
Increase the expiratory time
Question 4
Following a cholecystectomy, a 43 y/o male patient with a BMI of 45 experiences
increasing SOB and a rapid shallow breathing pattern. The patient is receiving O2 by
an air-entrainment mask with an FiO2 of 40%
7.32/45/47/23 -3 82%
To correct the patient's hypoxemia, an RT should recommend what?
Correct Answer
NPPV
Question 5
What are the potential complications associated with obtaining an ABG through an
indwelling radial arterial catheter?
Correct Answer
1. Infection
2. Arteriospasm
3. Finger Ischemia
Page 2 of 107
,Question 6
A 52-year-old patient with newly diagnosed OSA undergoes a CPAP titration study.
With a CPAP of 12cm H2O, the AHI is 3 and the lowest observed oxygen saturation is
90%. The patient continues to snore, what should the RT do?
Correct Answer
Increase the CPAP level
Question 7
What is the formula for dynamic compliance?
Correct Answer
VT/ (PIP-PEEP)
Question 8
Which of the following patients upon discharge should the RT recommend apnea
monitoring for home use?
1. Preterm neonate who has been treated with caffeine
2. Neonate who was diagnosed with cystic fibrosis
3. Term infant who exhibits intermittent acrocyanosis
4. 3 y/o following surgery for an intestinal obstruction
Correct Answer
1. Preterm neonate who has been treated with caffeine
Question 9
In a healthy adult, the difference between pulmonary artery diastolic pressure and
pulmonary capillary wedge pressure is approximately?
Correct Answer
3mmhg
Page 3 of 107
, Question 10
An RT is checking a jet nebulizer with an entrainment setting 35%. A properly
calibrated oxygen analyzer measures the concentration at 45%. What best explains
this finding?
Correct Answer
Water in the tubing
Question 11
While examining a chest radiograph from an adult patient an RT notes the presence
of air bronchograms. What is the most likely cause?
Correct Answer
Pneumonia
Question 12
Transcutaneous monitoring of a 3-week-old female in the NICU with an SpO2 of 97%
reveals a PTCCO2 of 42mmHg. Concurrent CBG analysis results:
7.37/62/46/36 +8 81%
What is the most likely cause of the discrepancy in the patient's values?
Correct Answer
The sample site was warmed to 36C (96.8F)
Question 13
Immediately after an ABG to a patient's radial artery, what should the RT do?
Correct Answer
Compress the site
Page 4 of 107
Questions & Answers
Question 1
An RT returns to the room of a 63 year-old patient and finds her less responsive. The
patient's HR is 154/min, RR 8/min and a weak pulse. She is receiving 2L/min nasal
cannula what should the RT do first?
A. Contact the physician for patient evaluation
B. Activate the medical emergency team
C. Recommend a CXR to evaluate pulmonary status
D. Increase nasal cannula to 4L/min and monitor with pulse oximetry
Correct Answer
B. Activate the medical emergency team
Question 2
A patient in the ICU complains of light headedness, nausea, and chest pains. The
patient is diaphoretic and has a blood pressure of 90/60mmHg. What should the RT
recommend?
A. Lidocaine HCl
B. Cardioversion
C. Defibrillation
D. Epinephrine
Correct Answer
B. Cardioversion
Page 1 of 107
,Question 3
A patient with COPD is receiving VC AC ventilation.
What should the RT recommend adjust the ventilator settings to:
1. Decrease PEEP
2. Increase Expiratory Time
3. Decrease Inspiratory Flow
4. Increase Tidal Volume
Correct Answer
Increase the expiratory time
Question 4
Following a cholecystectomy, a 43 y/o male patient with a BMI of 45 experiences
increasing SOB and a rapid shallow breathing pattern. The patient is receiving O2 by
an air-entrainment mask with an FiO2 of 40%
7.32/45/47/23 -3 82%
To correct the patient's hypoxemia, an RT should recommend what?
Correct Answer
NPPV
Question 5
What are the potential complications associated with obtaining an ABG through an
indwelling radial arterial catheter?
Correct Answer
1. Infection
2. Arteriospasm
3. Finger Ischemia
Page 2 of 107
,Question 6
A 52-year-old patient with newly diagnosed OSA undergoes a CPAP titration study.
With a CPAP of 12cm H2O, the AHI is 3 and the lowest observed oxygen saturation is
90%. The patient continues to snore, what should the RT do?
Correct Answer
Increase the CPAP level
Question 7
What is the formula for dynamic compliance?
Correct Answer
VT/ (PIP-PEEP)
Question 8
Which of the following patients upon discharge should the RT recommend apnea
monitoring for home use?
1. Preterm neonate who has been treated with caffeine
2. Neonate who was diagnosed with cystic fibrosis
3. Term infant who exhibits intermittent acrocyanosis
4. 3 y/o following surgery for an intestinal obstruction
Correct Answer
1. Preterm neonate who has been treated with caffeine
Question 9
In a healthy adult, the difference between pulmonary artery diastolic pressure and
pulmonary capillary wedge pressure is approximately?
Correct Answer
3mmhg
Page 3 of 107
, Question 10
An RT is checking a jet nebulizer with an entrainment setting 35%. A properly
calibrated oxygen analyzer measures the concentration at 45%. What best explains
this finding?
Correct Answer
Water in the tubing
Question 11
While examining a chest radiograph from an adult patient an RT notes the presence
of air bronchograms. What is the most likely cause?
Correct Answer
Pneumonia
Question 12
Transcutaneous monitoring of a 3-week-old female in the NICU with an SpO2 of 97%
reveals a PTCCO2 of 42mmHg. Concurrent CBG analysis results:
7.37/62/46/36 +8 81%
What is the most likely cause of the discrepancy in the patient's values?
Correct Answer
The sample site was warmed to 36C (96.8F)
Question 13
Immediately after an ABG to a patient's radial artery, what should the RT do?
Correct Answer
Compress the site
Page 4 of 107
