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HESI Radiation Health & Safety Practice Exam Questions with Latest Update
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Which imaging system provides the least amount of radiation exposure to the patient? - Answer-indirect digital imaging What form of energy can penetrate matter? - Answer-electromagnetic A carious lesion is suspected on the distal of tooth #19. Which radiograph is preferred for confirmed diagn...

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  • October 10, 2024
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  • 2024/2025
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  • hesi radiation health safety practice exam quest
  • which imaging system provides the least amount of

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HESI Radiation Health & Safety Practice
Exam Questions with Latest Update
Which imaging system provides the least amount of radiation exposure to the patient? -
Answer-indirect digital imaging

What form of energy can penetrate matter? - Answer-electromagnetic

A carious lesion is suspected on the distal of tooth #19. Which radiograph is preferred
for confirmed diagnosis? - Answer-left molar bite wing

Which oral region is most likely to elicit a gag reflex? - Answer-maxillary molars

When viewing a mount, which film should be placed in the top row, far left corner? -
Answer-maxillary right molar periapical

Which agency dictates the maximum permissible dose an operator may receive? -
Answer-National Council on Radiation Protection and Measurements

What is the weekly maximum permissible dose limit for an operator of radiographic
equipment? - Answer-100mRem

Which error produces a darker radiographic image? - Answer-fixer solution was too cold

Which statement is true? - Answer-Pregnant patients often refuse radiographs for purely
psychological reasons

Which is true regarding the maximum permissible dose of an occupationally exposed
pregnant worker? - Answer-becomes the same as the general public

Which type of toxin formation in cells must operators of x-ray equipment and patients
receiving radiation be protected? - Answer-indirect

What does the letter "N" represent in N-18? - Answer-age of operator

Which factors affect the sharpness of a radiographic image? - Answer-patient
movement, size of the focal spot, size of silver halide crystals

What is the yearly maximum permissible dose, in rem, for an operator of radiographic
equipment? - Answer-5

What effect of radiation refers to the production of mutations? - Answer-genetic

, Which suggestion is helpful when working with a patient that has hypersensitive gag
reflex? - Answer-instruct the patient to hold their leg in the air

What radiographic characteristic is affected when the PID is changed from 16-18
inches? - Answer-less divergence beam

Which is a suitable use of a panoramic radiograph? - Answer-assessment of eruption
patterns

Which function characterizes aluminum filtration when placed inside the x-ray
tubehead? - Answer-makes the beam more penetrating

Which agent is responsible for converting the exposed silver hallide crystals to black
metallic silver? - Answer-hydroquinone

Which is a quality control test used to monitor the strength of the developer solution? -
Answer-stepwedge radiograph

Within the automatic processor, which is second solution the films encounter? - Answer-
fixer

Which error will produce a lighter radiographic image? - Answer-fixer solution too weak

Which statement represents the correct way to handle contaminated film packets? -
Answer-place films in a labeled disposable container after exposure

Which appearance will likely endure if films are exposed to safelight illumination for
several minutes? - Answer-fogged

If the frequency of a wave is high, what is the effect on the wavelength ? - Answer-short

Which type of caries does not involve the enamel surface? - Answer-root

Which unit is a standard measurement of amount of radiation absorbed by a tissue? -
Answer-gray

According to the American Academy of Oral and Maxillofacial Radiology, which is the
preferred technique for exposing periapical radiographs? - Answer-long cone paralleling

Which step is not recommended for mounting films? - Answer-hold the films up to the
window to view

Which is an example of an occupational exposure monitoring device? - Answer-
dosimeter

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