NBRC TMC EXAM 2025 – PRACTICE QUESTIONS AND CORRECT AND
VERIFIED ANSWERS GUARANTEED PASS
1. A patient's sputum is purulent, green in appearance, has separated into
layers, and has a foul odor. What is the most likely cause?
A. Aspiration
B. Tuberculosis
C. Emphysema
D. Bronchiectasis -
E. Answer-D. Bronchiectasis
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 -
E. Answer-B. Cardioversion
3. A patient with Guillain-Barre syndrome has a vital capacity of 625mL. An RT
should recommend which of the following be performed FIRST?
A. MIP evaluation
B. Edrophonium Chloride (Tensilon) test
C. MVV test
D. EMG and nerve conduction study -
E. Answer-A. MIP
4. Which of the following beside pulmonary function testing results for a
patient with multiple sclerosis most strongly indicates the need for
ventilatory assistance?
A. 5% decrease in peak expiratory flow
B. FEV1/FVC 85%
C. MIP of -23cmH2O
D. Vital Capacity of 5 mL/kg -
E. Answer-D. Vital capacity of 5mL/kg
5. A 23-year-old patient is in moderate respiratory distress while receiving
oxygen. ABG=7.42/ 31/ 38/ 20/ -3/ 71%
How should these results be interpreted? -
Answer-Chronic Respiratory Alkalosis with severe hypoxemia
6. What is the patient's TLC?
Vital Capacity=
3.6L FRC= 6.0 L
ERV = 1.0 -
Answer-8.6
,7. A COPD patient becomes hypotensive following a drug overdose.
Following intubation VC A/C ventilation should be initiated with which of the
following oxygen concentrations?
A. 0.21
B. 0.50
C. 0.70
D. 1.0 -
E. Answer-D. 1.0
8. A patient has been receiving VC ventilation for 24 hours. A respiratory
therapist is called to the bedside because the high pressure alarm is sounding
with each breath. What should the RT do first? -
9. Answer-Manually ventilate the patient
10. Just prior to removing the endotracheal tube, a respiratory therapist should
do what?
-
Answer-Deflate the cuff
11. While preparing to assist with a chest tube insertion , an RT learns that
pleurodesis will follow. What equipment would the RT provide? -
12. Answer-Hemostat and 3-way stopcock
13. What is the formula for dynamic compliance? -
14. Answer-VT/ (PIP-PEEP)
15. 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? -
16. Answer-Increase the CPAP level
17. What is the target FiO2 range of nasal cannula in a patient with normal
minute ventilation? -
18. Answer-0.24-0.40
19. An RT is called to the ED to assist with the intubation of an alert, agitated
patient in respiratory failure. 2 intubation attempts were unsuccessful. In
addition to a neuromuscular blockade, which of the following drugs will best
facilitate intubation?
A. Propranolol HCl (Inderal)
B. Midazolam HCl (Versed)
C. Amlodipine (Norvasc)
D. Nitroprusside Sodium -
E. Answer-B. Midazolam HCl (Versed)
20. A 14 year old male who is 163cm /5ft4in tall and weighs 51kg/112lbs is
brought to the ED for suspected drug overdose. He is intubated receiving VC
,AC ventilation. Mandatory Rate: 14
Tidal Volume: 300mL
Inspiratory Flow: 20L/min
Pressure limit: 50cm H2O
, The physician wants the RT to adjust the I:E from 1:1.2 to 1:3
What should the RT increase? -
Answer-The inspiratory flow
21. A 180-cm (5ft 11in) 75kg (165lb) male had a cardiac arrest and is admitted to
the ICU. The patient is apneic, receiving 100% O2 by a bag valve mask
resuscitator, and has an SpO2 of 94%. Which is the most appropriate ventilator
setting?
1. SIMV/FiO2 1.0/Rate 10/VT 400/PEEP +3
2. SIMV/FiO2 0.40/Rate 12/VT 750/PEEP +5
3. AC/ FiO2 1.0/Rate 12/VT 600/PEEP +5
4. AC/FiO2 0.40/Rate 10/VT 550/PEEP +3 -
5. Answer-3. AC/ FiO2 1.0/Rate 12/VT
600/PEEP +5
22. While instructing a 9-year-old with pneumonia in use of PEP therapy device
a respiratory therapist observes the child is consistently unable to keep the
seal around the mouthpiece. What should the RT recommend? -
23. Answer-Select a mask rather than a mouthpiece
24. What can be used to confirm the correct endotracheal tube
position? -
25. Answer-CXR
Lung fields appear whiter on a chest radiograph when the imaging technique is
-
Answer-Underexposed
A 71-year-old man who has a femur fracture had a chest CT angiogram due to
increased shortness of breath. An RT observes multiple pulmonary arterial
thrombi. SpO2 is 94% while receiving oxygen at 2L/min by nasal cannula. What
should the RT recommend? -
Answer-Intravenous heparin
A 49-year-old female with polyneuropathy has received mechanical ventilation
for 74 days. For the past week the patient has been receiving an FiO2 of 0.28 by
tracheostomy collar for progressively longer periods of time. Data collected for
the weaning trial are:
30 Minutes:
HR=99/RR=22/SpO2=96%
2 Hours:
HR=103/RR=24/SpO2=94%
3 Hours:
HR=132/RR=36/SpO2=88%
VERIFIED ANSWERS GUARANTEED PASS
1. A patient's sputum is purulent, green in appearance, has separated into
layers, and has a foul odor. What is the most likely cause?
A. Aspiration
B. Tuberculosis
C. Emphysema
D. Bronchiectasis -
E. Answer-D. Bronchiectasis
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 -
E. Answer-B. Cardioversion
3. A patient with Guillain-Barre syndrome has a vital capacity of 625mL. An RT
should recommend which of the following be performed FIRST?
A. MIP evaluation
B. Edrophonium Chloride (Tensilon) test
C. MVV test
D. EMG and nerve conduction study -
E. Answer-A. MIP
4. Which of the following beside pulmonary function testing results for a
patient with multiple sclerosis most strongly indicates the need for
ventilatory assistance?
A. 5% decrease in peak expiratory flow
B. FEV1/FVC 85%
C. MIP of -23cmH2O
D. Vital Capacity of 5 mL/kg -
E. Answer-D. Vital capacity of 5mL/kg
5. A 23-year-old patient is in moderate respiratory distress while receiving
oxygen. ABG=7.42/ 31/ 38/ 20/ -3/ 71%
How should these results be interpreted? -
Answer-Chronic Respiratory Alkalosis with severe hypoxemia
6. What is the patient's TLC?
Vital Capacity=
3.6L FRC= 6.0 L
ERV = 1.0 -
Answer-8.6
,7. A COPD patient becomes hypotensive following a drug overdose.
Following intubation VC A/C ventilation should be initiated with which of the
following oxygen concentrations?
A. 0.21
B. 0.50
C. 0.70
D. 1.0 -
E. Answer-D. 1.0
8. A patient has been receiving VC ventilation for 24 hours. A respiratory
therapist is called to the bedside because the high pressure alarm is sounding
with each breath. What should the RT do first? -
9. Answer-Manually ventilate the patient
10. Just prior to removing the endotracheal tube, a respiratory therapist should
do what?
-
Answer-Deflate the cuff
11. While preparing to assist with a chest tube insertion , an RT learns that
pleurodesis will follow. What equipment would the RT provide? -
12. Answer-Hemostat and 3-way stopcock
13. What is the formula for dynamic compliance? -
14. Answer-VT/ (PIP-PEEP)
15. 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? -
16. Answer-Increase the CPAP level
17. What is the target FiO2 range of nasal cannula in a patient with normal
minute ventilation? -
18. Answer-0.24-0.40
19. An RT is called to the ED to assist with the intubation of an alert, agitated
patient in respiratory failure. 2 intubation attempts were unsuccessful. In
addition to a neuromuscular blockade, which of the following drugs will best
facilitate intubation?
A. Propranolol HCl (Inderal)
B. Midazolam HCl (Versed)
C. Amlodipine (Norvasc)
D. Nitroprusside Sodium -
E. Answer-B. Midazolam HCl (Versed)
20. A 14 year old male who is 163cm /5ft4in tall and weighs 51kg/112lbs is
brought to the ED for suspected drug overdose. He is intubated receiving VC
,AC ventilation. Mandatory Rate: 14
Tidal Volume: 300mL
Inspiratory Flow: 20L/min
Pressure limit: 50cm H2O
, The physician wants the RT to adjust the I:E from 1:1.2 to 1:3
What should the RT increase? -
Answer-The inspiratory flow
21. A 180-cm (5ft 11in) 75kg (165lb) male had a cardiac arrest and is admitted to
the ICU. The patient is apneic, receiving 100% O2 by a bag valve mask
resuscitator, and has an SpO2 of 94%. Which is the most appropriate ventilator
setting?
1. SIMV/FiO2 1.0/Rate 10/VT 400/PEEP +3
2. SIMV/FiO2 0.40/Rate 12/VT 750/PEEP +5
3. AC/ FiO2 1.0/Rate 12/VT 600/PEEP +5
4. AC/FiO2 0.40/Rate 10/VT 550/PEEP +3 -
5. Answer-3. AC/ FiO2 1.0/Rate 12/VT
600/PEEP +5
22. While instructing a 9-year-old with pneumonia in use of PEP therapy device
a respiratory therapist observes the child is consistently unable to keep the
seal around the mouthpiece. What should the RT recommend? -
23. Answer-Select a mask rather than a mouthpiece
24. What can be used to confirm the correct endotracheal tube
position? -
25. Answer-CXR
Lung fields appear whiter on a chest radiograph when the imaging technique is
-
Answer-Underexposed
A 71-year-old man who has a femur fracture had a chest CT angiogram due to
increased shortness of breath. An RT observes multiple pulmonary arterial
thrombi. SpO2 is 94% while receiving oxygen at 2L/min by nasal cannula. What
should the RT recommend? -
Answer-Intravenous heparin
A 49-year-old female with polyneuropathy has received mechanical ventilation
for 74 days. For the past week the patient has been receiving an FiO2 of 0.28 by
tracheostomy collar for progressively longer periods of time. Data collected for
the weaning trial are:
30 Minutes:
HR=99/RR=22/SpO2=96%
2 Hours:
HR=103/RR=24/SpO2=94%
3 Hours:
HR=132/RR=36/SpO2=88%
