CRT NBRC-Questions with Correct Answers/Verified/ Latest Update
2024/2025
the RT notices excess condensation developing in the corrugated tubing of a heated large volume
nebulizer set at FiO2 28%. Puffs of aerosol are noted in the mask. which of the following is likely
true? - ✔️✔️FIO2 is increased
during a routine ventilator check the RT notices the following data on the ventilator flow sheet
Time 1300 - 1500 - 1700
peak pressure 25 - 33 - 39
plateau pressure 12 - 12 - 12 - ✔️✔️pt requires suctioning
a patient is receiving a supplemental oxygen via venturi mask set at 28%. The flow is set at 6 L/min.
The total flow to the patient is? - ✔️✔️66 L/min
A patient with a 90 pack of history of smoking is thrashing about while receiving volume controlled
mechanical ventilation. which of the following would be most appropriate? - ✔️✔️placement of
nicotine dermal patch
a 54-year-old post-coronary artery bypass graft patient is being monitored with a balloon tipped,
flow directed, pulmonary artery catheter. The following measurements are current:
CVP - 11cmH2O
PAP - 18mmHg
PCWP - 22 mmHg
CO 3.1 L/min
The RT should recommend which of the following? - ✔️✔️Crystodignin (Digitalis)
a 64 kg (141 lb) male is receiving mechanical ventilation on the following settings:
Mode - A/C
Freq. - 14bpm
Vt - 450ml
FiO2 - .60
PEEP - 12cmH2O
, Lab results show:
pH - 7.39
PaCO2 - 41torr
PaO2 - 55torr
HCO3 - 23mEq/L
SaO2 - 88%
C.O. - 5.2 L/min
the RT should: - ✔️✔️increase peep to 15cmh2O
an adult female is receiving mechanical ventilation on the following settings:
Mode - SIMV
Freq. - 12bpm
Vt - 500ml
FiO2 - .60
PEEP - 18cmH2O
Lab results show:
pH - 7.35
PaCO2 - 45torr
PaO2 - 52torr
HCO3 - 23mEq/L
SaO2 - 88%
CVP - 5mmHg
PAP - 26mmHg
PCWP - 17 mmHg
C.O. - 3.1 L/min
the RT should: - ✔️✔️increase FiO2 to .80
A RT is administering IPPB therapy with a mask. before the patient has completely exhaled, the
machine begins the inspiratory phase. The therapist should adjust: - ✔️✔️sensitivity
2024/2025
the RT notices excess condensation developing in the corrugated tubing of a heated large volume
nebulizer set at FiO2 28%. Puffs of aerosol are noted in the mask. which of the following is likely
true? - ✔️✔️FIO2 is increased
during a routine ventilator check the RT notices the following data on the ventilator flow sheet
Time 1300 - 1500 - 1700
peak pressure 25 - 33 - 39
plateau pressure 12 - 12 - 12 - ✔️✔️pt requires suctioning
a patient is receiving a supplemental oxygen via venturi mask set at 28%. The flow is set at 6 L/min.
The total flow to the patient is? - ✔️✔️66 L/min
A patient with a 90 pack of history of smoking is thrashing about while receiving volume controlled
mechanical ventilation. which of the following would be most appropriate? - ✔️✔️placement of
nicotine dermal patch
a 54-year-old post-coronary artery bypass graft patient is being monitored with a balloon tipped,
flow directed, pulmonary artery catheter. The following measurements are current:
CVP - 11cmH2O
PAP - 18mmHg
PCWP - 22 mmHg
CO 3.1 L/min
The RT should recommend which of the following? - ✔️✔️Crystodignin (Digitalis)
a 64 kg (141 lb) male is receiving mechanical ventilation on the following settings:
Mode - A/C
Freq. - 14bpm
Vt - 450ml
FiO2 - .60
PEEP - 12cmH2O
, Lab results show:
pH - 7.39
PaCO2 - 41torr
PaO2 - 55torr
HCO3 - 23mEq/L
SaO2 - 88%
C.O. - 5.2 L/min
the RT should: - ✔️✔️increase peep to 15cmh2O
an adult female is receiving mechanical ventilation on the following settings:
Mode - SIMV
Freq. - 12bpm
Vt - 500ml
FiO2 - .60
PEEP - 18cmH2O
Lab results show:
pH - 7.35
PaCO2 - 45torr
PaO2 - 52torr
HCO3 - 23mEq/L
SaO2 - 88%
CVP - 5mmHg
PAP - 26mmHg
PCWP - 17 mmHg
C.O. - 3.1 L/min
the RT should: - ✔️✔️increase FiO2 to .80
A RT is administering IPPB therapy with a mask. before the patient has completely exhaled, the
machine begins the inspiratory phase. The therapist should adjust: - ✔️✔️sensitivity
