NBRC PREP Exam | Verified Exam Questions and Answers | Latest Updated Study Material 2026

NBRC PREP Exam | Verified Exam Questions and Answers | Latest
Updated Study Material 2026

Question:

Which of the following can be used to estimate the level of Hemoglobin?
A. Theophylline level
B. C(a-v)O2
C. RBC
D. PAO2
Answer:

C

Question:

Which of the following alarms would be most important for a patient receiving positive pressure
ventilation by a pressure-cycled ventilator?
A. low volume
B. high pressure
C. low FIO2
D. I:E ratio
Answer:

A

Question:

A patient with suspected myasthenia gravis in the emergency room should receive which of the
following to confirm a diagnosis?
A. Edrophonium Bromide
B. Neostigmine
C. Norcuron
D. Meperidine (Demerol)
Answer:

A

,Question:

Which of the following would be most helpful for a patient with fixed upper airway obstruction?
A. corticosteroids
B. heliox therapy
C. beta II agonist medication
D. aerosolized epinephrine
Answer:

B

Question:

While administering a treatment with Albuterol to a patient with COPD, the therapist notes a
sudden change in the patient's color to marked cyanosis. The patient appears apneic and the heart
rate on the pulse oximeter indicates 30/min. The therapist should FIRST
A. administer oxygen by non-rebreathing mask
B. go get help
C. auscultate breath sounds
D. begin mouth-to-mouth resuscitation
Answer:

D

Question:

Prior to the removal of chest tubes, which of the following should be done?
A. suction pressure should be increased temporarily
B. the chest tube should be exposed to normal atmospheric pressure
C. flush the chest tube with normal saline
D. clamp the chest tube for 24 hours
Answer:

D

Question:

Prior to obtaining an MEP value with a pressure manometer, the respiratory therapist notes the
needle is pointing at a positive pressure of -4 cmH2O prior to the maneuver. During the MEP
maneuver, the needle reaches 32 cmH2O. The therapist should

,A. record and MEP of -28 cmH2O
B. record an MEP of 28 cmH2O
C. report the problem to the medical director
D. record an MEP of 36 cmH2O
Answer:

D

Question:

A 70-kg (154-lb) male patient is receiving mechanical ventilation. After increasing PEEP, the
following data is available:
Arterial blood gases reveal
pH 7.32
PaCO2 47 mmHg
PaO2 80 mmHg
HCO3- 26 mEq/L
BE +2 mEq/L
C.I. 2.5
PAP 14 mmHg
CVP 4 mmHg
PCWP 8 mmHg
The respiratory therapist should do which of the following?
A. administer sodium bicarbonate
B. decrease mandatory rate
C. decrease FIO2
D. remove 100 mL of deadspace
Answer:

D

Question:

What would occur on a time-cycled ventilator with a fixed rate if the inspiratory flow rate were
increased?

, A. increase in inspiratory time
B. increase in tidal volume
C. decrease in inspiratory time
D. decrease in tidal volume
Answer:

B

Question:

Which of the following is a strategy that may help reduce or prevent autoPEEP in a patient with
ARDS?
A. matching PEEP
B. sedation of the patient
C. high flow rates
D. increasing minute ventilation
Answer:

C

Question:

Which of the following is the most significant complication of bronchoscopy?
A. vagal nerve stimulation
B. hypotension
C. laryngospasms
D. coughing
Answer:

C

Question:

What is the respiratory therapist observing if monitoring the total amount of gas exhaled in 60
seconds after excluding dead space?
A. dead space ventilation
B. maximum voluntary ventilation
C. alveolar minute ventilation