NBRC Practice Exam 4 || Possible Questions Accurately Answered.
The RT is instructing a patient who is about to be discharged from the hospital the proper method
for cleaning equipment in the home. Which of the following should be included in the
procedure?
A. The equipment should be towel dried immediately after it is removed from the liquid
disinfectant
B. After soaking the equipment in a vinegar solution for 30 minutes, it should be rinsed and
allowed to air dry
C. The equipment should be disinfected after each use
D. An autoclave should be purchased to ensure adequate cleaning of the equipment correct
answers After soaking the equipment in a vinegar solution for 30 minutes, it should be rinsed and
allowed to air dry
The RT is calibrating a blood gas analyzer using a gas mixture containing 8% CO2 and 15% O2.
The barometric pressure is 747 torr. The PCO2 should be set at which of the following values?
A. 8 torr
B. 24 torr
C. 56 torr
D. 60 torr correct answers 56 torr
An oxygen analyzer is reading inaccurately. To calibrate the analyzer which of the following
gases should be used?
1. Oxygen
2. Room air
3. Nitrogen correct answers 1 and 2 only
, The RT is preparing to monitor a neonate's TCPO2. With a barometric pressure of 747 torr, the
monitor should be calibrated to room air at which of the following values?
A. 0 torr
B. 100 torr
C. 147 torr
D. 157 torr correct answers 147 torr
Droplet isolation precautions require all of the following except:
A. Protective eyewear
B. Gloves
C. Face mask
D. Special air handling correct answers Special air handling
Alcohols such as ethyl and isopropyl are unable to kill which of the following?
A. Bacteria
B. Viruses
C. Fungi
D. Bacterial spores correct answers Bacterial spores
A 3.0 L calibration syringe is used for quality control of a spirometer. According to ATS/ERS
Standards, the volume shown on the computer should equal the syringe volume within what
percentage?
A. 2%
B. 3.5%
The RT is instructing a patient who is about to be discharged from the hospital the proper method
for cleaning equipment in the home. Which of the following should be included in the
procedure?
A. The equipment should be towel dried immediately after it is removed from the liquid
disinfectant
B. After soaking the equipment in a vinegar solution for 30 minutes, it should be rinsed and
allowed to air dry
C. The equipment should be disinfected after each use
D. An autoclave should be purchased to ensure adequate cleaning of the equipment correct
answers After soaking the equipment in a vinegar solution for 30 minutes, it should be rinsed and
allowed to air dry
The RT is calibrating a blood gas analyzer using a gas mixture containing 8% CO2 and 15% O2.
The barometric pressure is 747 torr. The PCO2 should be set at which of the following values?
A. 8 torr
B. 24 torr
C. 56 torr
D. 60 torr correct answers 56 torr
An oxygen analyzer is reading inaccurately. To calibrate the analyzer which of the following
gases should be used?
1. Oxygen
2. Room air
3. Nitrogen correct answers 1 and 2 only
, The RT is preparing to monitor a neonate's TCPO2. With a barometric pressure of 747 torr, the
monitor should be calibrated to room air at which of the following values?
A. 0 torr
B. 100 torr
C. 147 torr
D. 157 torr correct answers 147 torr
Droplet isolation precautions require all of the following except:
A. Protective eyewear
B. Gloves
C. Face mask
D. Special air handling correct answers Special air handling
Alcohols such as ethyl and isopropyl are unable to kill which of the following?
A. Bacteria
B. Viruses
C. Fungi
D. Bacterial spores correct answers Bacterial spores
A 3.0 L calibration syringe is used for quality control of a spirometer. According to ATS/ERS
Standards, the volume shown on the computer should equal the syringe volume within what
percentage?
A. 2%
B. 3.5%
