RADIATION PROTECTION IN MEDICAL
RADIOGRAPHY PRACTICE TEST 2026 FULL
SOLUTIONS REVIEW PACK
◉ What is the maximum period of time that a thermoluminescent
dosimeter (TLD) may be worn as a personnel device?
a. 1 hour
b. 1 week
c. 1 month
d. 3 months.
Answer: D
◉ The effective atomic number (Zeff) of lithium fluoride (LiF) is
equal to
a. 5.9.
b. 6.4.
c. 7.0.
d. 8.2..
Answer: D
,◉ Which of the following personnel dosimeters resembles an
ordinary fountain pen externally?
a. Personnel digital ionization dosimeter
b. Optically stimulated luminescence dosimeter
c. Pocket ionization chamber
d. Thermoluminescent dosimeter.
Answer: C
◉ Which of the following is not a requirement that radiation survey
instruments must meet?
a. They must all be equally sensitive in the detection of ionizing
radiation.
b. They should be able to detect all common types of ionizing
radiation.
c. They should be calibrated annually to ensure accurate operation.
d. They should interact with ionizing radiation similarly to the way
human tissue
reacts..
Answer: A
◉ When changing employment, what must a radiation worker
convey to his/her new employer?
a. A list of all fluoroscopic procedures performed daily
,b. A list of all radiographic procedures performed daily
c. Data pertinent to accumulated permanent equivalent dose to be
placed on file
d. A report of all procedures performed when "on call" after regular
hours.
Answer: C
◉ The digital ionization dosimeter provides an instant read-out of
dose information when connected to a computer via a connector
such as a (an)
a. universal serial bus (USB).
b. charge-coupled device.
c. electrometer.
d. ionization chamber..
Answer: A
◉ The front of the white paper packet of the optically stimulated
luminescence (OSL) dosimeter
a. may be color coded to facilitate correct usage and placement of
the dosimeter on
the body of occupationally exposed personnel.
b. must not have any type of printing on it.
c. must be radiopaque.
, d. must never be exposed to ionizing radiation..
Answer: A
◉ An ionization chamber connected to an electrometer is a device
that can measure
a. electromagnetic force.
b. tiny electric currents with high precision and accuracy.
c. potential difference.
d. Voltage in an x-ray machine circuit.
Answer: B
◉ Which of the following personnel monitoring devices can be used
to provide an immediate exposure readout for a radiation
worker?
1. Personnel digital ionization dosimeter
2. Optically stimulated luminescence dosimeter without an in-house
reader
3. Pocket ionization chamber
4. Thermoluminesence dosimeter
a. 1 and 2 only
b. 1 and 3 only
c. 1 and 4 only
RADIOGRAPHY PRACTICE TEST 2026 FULL
SOLUTIONS REVIEW PACK
◉ What is the maximum period of time that a thermoluminescent
dosimeter (TLD) may be worn as a personnel device?
a. 1 hour
b. 1 week
c. 1 month
d. 3 months.
Answer: D
◉ The effective atomic number (Zeff) of lithium fluoride (LiF) is
equal to
a. 5.9.
b. 6.4.
c. 7.0.
d. 8.2..
Answer: D
,◉ Which of the following personnel dosimeters resembles an
ordinary fountain pen externally?
a. Personnel digital ionization dosimeter
b. Optically stimulated luminescence dosimeter
c. Pocket ionization chamber
d. Thermoluminescent dosimeter.
Answer: C
◉ Which of the following is not a requirement that radiation survey
instruments must meet?
a. They must all be equally sensitive in the detection of ionizing
radiation.
b. They should be able to detect all common types of ionizing
radiation.
c. They should be calibrated annually to ensure accurate operation.
d. They should interact with ionizing radiation similarly to the way
human tissue
reacts..
Answer: A
◉ When changing employment, what must a radiation worker
convey to his/her new employer?
a. A list of all fluoroscopic procedures performed daily
,b. A list of all radiographic procedures performed daily
c. Data pertinent to accumulated permanent equivalent dose to be
placed on file
d. A report of all procedures performed when "on call" after regular
hours.
Answer: C
◉ The digital ionization dosimeter provides an instant read-out of
dose information when connected to a computer via a connector
such as a (an)
a. universal serial bus (USB).
b. charge-coupled device.
c. electrometer.
d. ionization chamber..
Answer: A
◉ The front of the white paper packet of the optically stimulated
luminescence (OSL) dosimeter
a. may be color coded to facilitate correct usage and placement of
the dosimeter on
the body of occupationally exposed personnel.
b. must not have any type of printing on it.
c. must be radiopaque.
, d. must never be exposed to ionizing radiation..
Answer: A
◉ An ionization chamber connected to an electrometer is a device
that can measure
a. electromagnetic force.
b. tiny electric currents with high precision and accuracy.
c. potential difference.
d. Voltage in an x-ray machine circuit.
Answer: B
◉ Which of the following personnel monitoring devices can be used
to provide an immediate exposure readout for a radiation
worker?
1. Personnel digital ionization dosimeter
2. Optically stimulated luminescence dosimeter without an in-house
reader
3. Pocket ionization chamber
4. Thermoluminesence dosimeter
a. 1 and 2 only
b. 1 and 3 only
c. 1 and 4 only
