Master the CRT NBRC: Essential
Practice for Success
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
The RT responds to a high pressure alarm on a patient receiving volume control
ventilation through a 7.0 mm or endotracheal tube. The patient appears agitated, is
mildly thrashing about the bed, & is not responsive to verbal direction. The therapist
should: -
\perform endotracheal suctioning
results of a pre & post bronchodilator spirometry are as follows:
Pre. Post
FVC 81 83
FEV1 61 76
FEF 25-75 54 71
FEF 200-1200 79 80
which of the following best represents a correct interpretation of this data? -
\obstructive lung disease
Practice for Success
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
The RT responds to a high pressure alarm on a patient receiving volume control
ventilation through a 7.0 mm or endotracheal tube. The patient appears agitated, is
mildly thrashing about the bed, & is not responsive to verbal direction. The therapist
should: -
\perform endotracheal suctioning
results of a pre & post bronchodilator spirometry are as follows:
Pre. Post
FVC 81 83
FEV1 61 76
FEF 25-75 54 71
FEF 200-1200 79 80
which of the following best represents a correct interpretation of this data? -
\obstructive lung disease
