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DENTAL RADIOLOGY FINAL EXAM REVIEW | 99 QUESTIONS AND ANSWERS 100% CORRECT | NEW UPDATE
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DENTAL RADIOLOGY FINAL EXAM REVIEW | 99 QUESTIONS AND ANSWERS 100% CORRECT | NEW UPDATE
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DENTAL RADIOLOGY FINAL EXAM REVIEW | 99QUESTIONS AND ANSWERS 100% CORRECT | NEW
UPDATE 2024-2025
What is a radiograph? - ANSWER A picture on film produced by the passage of
x-rays through an object or body.
What is one of the main reasons that radiographs are considered an important
and necessary part of patient care? - ANSWER Many dental diseases are
typically discovered only through the use of dental radiographs.
What does the nucleus of an atom contain? - ANSWER Protons and neutrons
What are photons? - ANSWER - bundles of energy without mass or weight
- bundles of energy that travel at the speed of light.
- they are a component of the particle concept of electromagnetic radiation.
When contrasted with the use of 65 kV to 75 kV for dental x-rays, the use of 85 kV
to 100 kV produces _________ x-rays and __________ wavelengths - ANSWER
The use of 85 kV to 100 kV for dental x-rays produces more penetrating dental x-
rays with shorter wavelength.
What does kVp represent? - ANSWER The maximum or peak voltage of an
alternating current.
When low kilovoltage peak settings are used (65 kVp to 70 kVp), a film with ____
contrast will result. - ANSWER high contrast
, The quantity of the x-rays produced is controlled by what factor? - ANSWER
mAs (milliamperage)
An increase in density comes from an increase in what other factor? - ANSWER
kVP or mAs
According to the inverse square law, the intensity of radiation is ____ proportional
to the ____ from the source of radiation. - ANSWER inversely; square of the
distance
According to the inverse square law, if the length of the PID is doubled, the
resultant beam is ____ as intense. - ANSWER one quarter
What feature do aluminum filters provide to the tube head? - ANSWER Reduce
the intensity of the x-ray beam.
____ refers to the quantity of radiation received or the total amount of radiation
energy absorbed. - ANSWER Total Dose
Which of the following are considered to be radioresistant tissues? - ANSWER
A. Bone Marrow
B. Salivary Glands
C. Lymph Tissue
D. Intestines
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