NBRC PREP UPDATED ACTUAL
Questions and CORRECT Answers
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 - CORRECT ANSWER -C
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 - CORRECT ANSWER -A
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) - CORRECT ANSWER -A
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 - CORRECT ANSWER -B
,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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -B
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 - CORRECT ANSWER -C
Which of the following is the most significant complication of bronchoscopy?
A. vagal nerve stimulation
B. hypotension
C. laryngospasms
D. coughing - CORRECT ANSWER -C
Questions and CORRECT Answers
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 - CORRECT ANSWER -C
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 - CORRECT ANSWER -A
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) - CORRECT ANSWER -A
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 - CORRECT ANSWER -B
,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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -D
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 - CORRECT ANSWER -B
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 - CORRECT ANSWER -C
Which of the following is the most significant complication of bronchoscopy?
A. vagal nerve stimulation
B. hypotension
C. laryngospasms
D. coughing - CORRECT ANSWER -C
