Diagnostic Imaging Final
Radiation primarily affects: - correct answer ✔✔The water surrounding the cell.
X-rays are - correct answer ✔✔Initiated when the electrons in the cathode are heated
Which of the following tissues are most radiosensitive? - correct answer ✔✔Bone marrow in the arm
X-rays have properties that allow them to: - correct answer ✔✔Penetrate or be absorbed by matter
KV is selected from: - correct answer ✔✔The autotransformer
The ALARA principle is an anagram for: - correct answer ✔✔As low as reasonably achievable
Which of the following is preferable for protecting a patient? - correct answer ✔✔Low kVp, high mAs;
72" distance
The care of leaded aprons should include: - correct answer ✔✔Hanging them by the shoulders with no
folds or creases.
The ALARA concept is used to protect: - correct answer ✔✔The veterinary staff and patients.
Radiation workers should be equipped with a personal dosimeter: - correct answer ✔✔That should be
stored in a location where it will not be exposed to radiation
A stationary anode will be used in a: - correct answer ✔✔Dental unit
A common phenomenon of light and x-rays is - correct answer ✔✔Their wave/particle duality
, RADs are used to measure - correct answer ✔✔Radiation absorbed dose.
The tube filament is composed of: - correct answer ✔✔Tungsten
Secondary or scattered radiation: - correct answer ✔✔Is the radiation from which the health care
workers require protection
Inverse square law: - correct answer ✔✔Concerns the intensity of the radiation from a source.
Three methods of protection are time, distance, and shielding: - correct answer ✔✔Time measures the
amount of exposure during the examination.
A patient should not be manually restrained during a radiographic procedure: - correct answer ✔✔To
reduce the radiation exposure to health care workers
The x-ray tube: - correct answer ✔✔Is a heat resistant glass enclosure containing an anode and a
cathode
The target material used in the anode must: - correct answer ✔✔Have a high atomic number.
Medical radiation involves: - correct answer ✔✔Disruption of the normal relationship of the nucleus and
its electrons
The x-ray beam contains: - correct answer ✔✔Multiple photon energies
Measurement of personal radiation is achieved using - correct answer ✔✔A dosimeter that is read on a
regular basis
According to the Occupational Health and Safety Act, the employer must: - correct answer ✔✔Provide
proper training for safety devices and monitoring for all employees.
Radiation primarily affects: - correct answer ✔✔The water surrounding the cell.
X-rays are - correct answer ✔✔Initiated when the electrons in the cathode are heated
Which of the following tissues are most radiosensitive? - correct answer ✔✔Bone marrow in the arm
X-rays have properties that allow them to: - correct answer ✔✔Penetrate or be absorbed by matter
KV is selected from: - correct answer ✔✔The autotransformer
The ALARA principle is an anagram for: - correct answer ✔✔As low as reasonably achievable
Which of the following is preferable for protecting a patient? - correct answer ✔✔Low kVp, high mAs;
72" distance
The care of leaded aprons should include: - correct answer ✔✔Hanging them by the shoulders with no
folds or creases.
The ALARA concept is used to protect: - correct answer ✔✔The veterinary staff and patients.
Radiation workers should be equipped with a personal dosimeter: - correct answer ✔✔That should be
stored in a location where it will not be exposed to radiation
A stationary anode will be used in a: - correct answer ✔✔Dental unit
A common phenomenon of light and x-rays is - correct answer ✔✔Their wave/particle duality
, RADs are used to measure - correct answer ✔✔Radiation absorbed dose.
The tube filament is composed of: - correct answer ✔✔Tungsten
Secondary or scattered radiation: - correct answer ✔✔Is the radiation from which the health care
workers require protection
Inverse square law: - correct answer ✔✔Concerns the intensity of the radiation from a source.
Three methods of protection are time, distance, and shielding: - correct answer ✔✔Time measures the
amount of exposure during the examination.
A patient should not be manually restrained during a radiographic procedure: - correct answer ✔✔To
reduce the radiation exposure to health care workers
The x-ray tube: - correct answer ✔✔Is a heat resistant glass enclosure containing an anode and a
cathode
The target material used in the anode must: - correct answer ✔✔Have a high atomic number.
Medical radiation involves: - correct answer ✔✔Disruption of the normal relationship of the nucleus and
its electrons
The x-ray beam contains: - correct answer ✔✔Multiple photon energies
Measurement of personal radiation is achieved using - correct answer ✔✔A dosimeter that is read on a
regular basis
According to the Occupational Health and Safety Act, the employer must: - correct answer ✔✔Provide
proper training for safety devices and monitoring for all employees.
