1
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Dental Radiation Safety Questions and
Answers (100% Correct Answers) Already
Graded A+
Use of lead apron in keeping with what concept of patient
protection [ ANS: ] ALARA (As low as reasonably achievable)
This is required on all x-ray equipment to remove long wavelength
x-rays [ ANS: ] Aluminum Filter
Maximum Permissible Dose [ ANS: ] Dose of radiation the body can
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endure with little or no injury within a specific period
Maximum Accumulated Dose [ ANS: ] The maximum
accumulated lifetime radiation dose
Guru01 - Stuvia
Film Holding Device [ ANS: ] reduces exposure to patient and
movement of the film and stabilizes film
What are the three categories of methods for protecting oral
health personnel from radiation? [ ANS: ] Distance, Shielding, and
time
When is the thyroid collar recommended? [ ANS: ] Intraoral Exam
Inherent Filtration [ ANS: ] filtration that is built into the x-ray tube.
Such as the oil surrounding the tube and glass window
Added Filtration [ ANS: ] refers to aluminum discs in the x-ray path
between the collimator and the tubehead in the x-ray machine.
Total Filtration [ ANS: ] the sum of inherent and added filtration
what material and how much is used in a lead apron? [ ANS: ]
.25mm of lead or its equivalent
what is the ideal place to stand or protection when taking a radio-
graph? [ ANS: ] behind a structural barrier
, 2
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this controls the size and shape of the useful beam [ ANS: ]
collimator
what is the technique of choice for exposing perriapical radio
graphs [ ANS: ] paralleling technique
When taking a x-ray what angle should the operator stand from
where the primary beam exits the patient [ ANS: ] 45 Degrees
a lead apron provides a protective barrier against what? [ ANS: ]
Scatter radiation
who monitors regulations regarding radiation safety measures? [
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ANS: ] State and Federal Guidelines
who should hold the tube head in place when its drifting? [ ANS: ]
No one
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what shape do collimator come in? [ ANS: ] Round and
rectangular
how should a lead apron be sterilized [ ANS: ] cant be sterilized it
can only be disinfected
F speed [ ANS: ] fastest film available
This criteria should be used when determining which patients need
radiographs [ ANS: ] Evidence Based Selection Criteria
The______the PID the less divergent the beam [ ANS: ] longer
Which of the following cells is more radio resistant epithelial cells,
nerve cells, immature reproductive cells, or red blood cells [ ANS: ]
Nerve Cells
This law states that actively dividing cells are more sensitive than
slowly diving cells. The more specialized a cell is, the more
radioresistant it is. [ ANS: ] Law of T and B
For Expert help and assignment solutions, +254707240657
Dental Radiation Safety Questions and
Answers (100% Correct Answers) Already
Graded A+
Use of lead apron in keeping with what concept of patient
protection [ ANS: ] ALARA (As low as reasonably achievable)
This is required on all x-ray equipment to remove long wavelength
x-rays [ ANS: ] Aluminum Filter
Maximum Permissible Dose [ ANS: ] Dose of radiation the body can
© 2025 Assignment Expert
endure with little or no injury within a specific period
Maximum Accumulated Dose [ ANS: ] The maximum
accumulated lifetime radiation dose
Guru01 - Stuvia
Film Holding Device [ ANS: ] reduces exposure to patient and
movement of the film and stabilizes film
What are the three categories of methods for protecting oral
health personnel from radiation? [ ANS: ] Distance, Shielding, and
time
When is the thyroid collar recommended? [ ANS: ] Intraoral Exam
Inherent Filtration [ ANS: ] filtration that is built into the x-ray tube.
Such as the oil surrounding the tube and glass window
Added Filtration [ ANS: ] refers to aluminum discs in the x-ray path
between the collimator and the tubehead in the x-ray machine.
Total Filtration [ ANS: ] the sum of inherent and added filtration
what material and how much is used in a lead apron? [ ANS: ]
.25mm of lead or its equivalent
what is the ideal place to stand or protection when taking a radio-
graph? [ ANS: ] behind a structural barrier
, 2
For Expert help and assignment solutions, +254707240657
this controls the size and shape of the useful beam [ ANS: ]
collimator
what is the technique of choice for exposing perriapical radio
graphs [ ANS: ] paralleling technique
When taking a x-ray what angle should the operator stand from
where the primary beam exits the patient [ ANS: ] 45 Degrees
a lead apron provides a protective barrier against what? [ ANS: ]
Scatter radiation
who monitors regulations regarding radiation safety measures? [
© 2025 Assignment Expert
ANS: ] State and Federal Guidelines
who should hold the tube head in place when its drifting? [ ANS: ]
No one
Guru01 - Stuvia
what shape do collimator come in? [ ANS: ] Round and
rectangular
how should a lead apron be sterilized [ ANS: ] cant be sterilized it
can only be disinfected
F speed [ ANS: ] fastest film available
This criteria should be used when determining which patients need
radiographs [ ANS: ] Evidence Based Selection Criteria
The______the PID the less divergent the beam [ ANS: ] longer
Which of the following cells is more radio resistant epithelial cells,
nerve cells, immature reproductive cells, or red blood cells [ ANS: ]
Nerve Cells
This law states that actively dividing cells are more sensitive than
slowly diving cells. The more specialized a cell is, the more
radioresistant it is. [ ANS: ] Law of T and B
