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Exam (elaborations)

Dental Radiology Exam Practice Questions and Answers

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  • Dental Radiology
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  • Dental Radiology

Dental Radiology Exam Practice Questions and Answers in X-radiation, ionization occurs when? - Answer️️ -Photons penetrate matter what are found in the nucleus of an atom? - Answer️️ -Protons and Neutrons A Gray (rad)is defined as the - Answer️️ -unit of absorbed dose of radiatio...

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  • August 27, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Dental Radiology
  • Dental Radiology
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SophiaBennett
©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM


Dental Radiology Exam Practice
Questions and Answers

in X-radiation, ionization occurs when? - Answer✔️✔️-Photons penetrate
matter

what are found in the nucleus of an atom? - Answer✔️✔️-Protons and
Neutrons

A Gray (rad)is defined as the - Answer✔️✔️-unit of absorbed dose of
radiation per gram of tissue

which cell type is most sensitive to carcinogenesis following porlonged
exposure to ionizing radiation? - Answer✔️✔️-Blood

What part of an atom that carries a negative charge? - Answer✔️✔️-Electron

the biologic effect of ionizing radiation is related to the? - Answer✔️✔️-Area
Exposed, Dose rate, and Total dose

Which Disease is associated with long-term, low level radiation exposure? -
Answer✔️✔️-Leukemia

The x-rays that are most likely to be absorbed by the skin are x-rays that are
- Answer✔️✔️-Of long wavelength

The time between exposure to x-rays and appearance of radiation damage
is called the? - Answer✔️✔️-Latent Period




1

, ©SOPHIABENNET@2024/2025 Tuesday, August 20, 2024 10:21 AM

The quantity (numbers) of radiation emitted is primarily dependent upon
the? - Answer✔️✔️-Milliamperage Setting

The location at which x-rays originate in the x-ray tubehead is called the? -
Answer✔️✔️-Tungsten target

The most dangerous time for a fetus to be exposed to x-radiation is during
the? - Answer✔️✔️-First Trimester

If a radiographic film would be properly darkened in 2 seconds of
exposure at 10 mA, it would obtain the same darkness in 1 second of
exposure at? - Answer✔️✔️-20 mA

How often do the walls of the dental operatory need to be treated in order
to remove any residual radiation that has accumulated? - Answer✔️✔️-
Never

Compared to 75 kVp, a film produced at 90 kVp will have? - Answer✔️✔️-
High Contrast, and a long gray scale

Ionizing radiation consists of? - Answer✔️✔️-photons that travel at the
speed of light, photons that travel in a wave motion, photons without mass

The Alara concept is related to the? - Answer✔️✔️-use of minimum exposure
time and mA necessary, and use of the fastest film available

When the x-ray exits the position indicating device, it should be no more
than how many inches in diameter? - Answer✔️✔️-2.75




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