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DANB RHS Practice Test 2019 Questions with Correct Answers What is a measurement of tissue damage from x ray energy? - Answer-Radiation absorbed dose The ADA recommends that radiographs be mounted with embossed dots - Answer-All facing same direction To maintain quality assurance while proce...

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  • August 19, 2024
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  • 2024/2025
  • Exam (elaborations)
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  • danb rhs practice test 2019 questions

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DANB RHS Practice Test
2019 Questions with
Correct Answers
What is a measurement of tissue damage from x ray energy? - Answer-Radiation
absorbed dose

The ADA recommends that radiographs be mounted with embossed dots - Answer-All
facing same direction

To maintain quality assurance while processing films, dental assistants should record -
Answer-Date solutions were changed

After completion of radiographic procedure, PID should be - Answer-disinfected

Most important step the dentist can take in protecting patients from x radiation is to? -
Answer-properly prescribe radiographs

Dilaceration in a radiographic image indicates the - Answer-root shape is abnormally
bent or curved

Back-scatter radiation to the film is prevented by the - Answer-lead foil

Dental unit surfaces and counter tops should be cleaned with an EPA registered ? -
Answer-Intermediate level disinfectant

What increases density on a duplicate film? - Answer-Decrease exposure time

Most essential when labeling the film mount? - Answer-Patient name

Personnel radiation monitoring devices are worn to - Answer-record the occupational
exposure received by the operator

The population most susceptible to radiation damage is - Answer-infants

PID shade that most effectively reduces patient exposure to radiation is - Answer-
Rectangular

, What radiation effects increase in severity as more radiation is absorbed by somatic
cells? - Answer-Nonstochastic

When changing the 8-inch PID to a 16-inch PID, which of the following is used to
determine the intensity of the beam? - Answer-Inverse square law

Radiation deflecting off the patients head is called - Answer-scatter radiation

When taking occlusal, film packet should extend from patients mouth approx ? -
Answer-1/8-1/4 of an inch

Best way for DA to be protected from scatter radiation? - Answer-Standing behind lead
barrier

Primary purpose of BWX is to evaluate - Answer-Interproximal decay

What best describes the action of the developer solution? - Answer-Converts exposed
SHC

When documenting lesion found on radiograph, what should be described? - Answer-
Location, size, appearance


Added filtration in the xray tubehead protects the ___ - Answer-Patient

What equation is used to determine the occupational maximum accumulated dose of
radiation? - Answer-Age minus 18 times 5 rems/year

When preparing to take a digital radiograph, after selecting the appropriate sensor size
for the patient, the next step would be to? - Answer-Place a barrier on the sensor.

What error occurs when the vertical angulation is incorrect? - Answer-elongation and
foreshortening

Semi critical instruments that must be sterilized/disposed of include? - Answer-Film
holding device

Blurred images are caused by? - Answer-Patient movement

Processing tanks should be cleaned when the - Answer-Solutions are changed

What causes an image to be too light? - Answer-Weak developing solution

The radiation that is formed by the interaction of x-rays with matter is - Answer-Scatter
radiation

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