DANB RHS ACTUAL EXAM PAPER 2026
QUESTIONS WITH SOLUTIONS GRADED A+
◉ the maximum annual permissible dose (MPD) of ionizing radiation
for the public is. Answer: 0.5 REM/year
◉ when exposing radiographs on an endentulous patient, compared to a
dentulous patient, the exposure time should. Answer: be reduced
◉ to reduce cross-contamination during dental radiography the CDC
recommends that dental radiography operators do all except the
following. Answer: take complete medical histories
◉ which of the following should be included in a quality assurance
policy for dental radiographs. Answer: a plan for corrective action
◉ which of the following are common parts of a dental x-ray machine.
Answer: control panel, extension arm, tubehead
◉ ionization occurs when an xray strikes an atom and the atom. Answer:
loses an electron
, ◉ which of the following anatomical landmarks is not normally seen on
intraoral radiographs. Answer: frontal sinus
◉ the paralleling technique is recommended for. Answer: bitewings
◉ contrast in a radiograph is primarily controlled by. Answer: KVP
◉ which film would be exposed to see increased coverage of the
alveolar bone. Answer: vertical bitewing
◉ which of the following affects the speed of the electrons emitted from
the tubehead. Answer: KVP
◉ if there are no teeth to serve as guidelines, which of the following
landmarks indicates a maxillary molar area radiograph. Answer:
tuberosity
◉ for x-ray machines operating in ranges at or below 70kvp, the total
aluminum equivalent, filtration must be a minimum of. Answer: 1.5mm
◉ the purpose of a grid device on an extraoral cassette is to. Answer:
reduce scatter radiation reaching the film
QUESTIONS WITH SOLUTIONS GRADED A+
◉ the maximum annual permissible dose (MPD) of ionizing radiation
for the public is. Answer: 0.5 REM/year
◉ when exposing radiographs on an endentulous patient, compared to a
dentulous patient, the exposure time should. Answer: be reduced
◉ to reduce cross-contamination during dental radiography the CDC
recommends that dental radiography operators do all except the
following. Answer: take complete medical histories
◉ which of the following should be included in a quality assurance
policy for dental radiographs. Answer: a plan for corrective action
◉ which of the following are common parts of a dental x-ray machine.
Answer: control panel, extension arm, tubehead
◉ ionization occurs when an xray strikes an atom and the atom. Answer:
loses an electron
, ◉ which of the following anatomical landmarks is not normally seen on
intraoral radiographs. Answer: frontal sinus
◉ the paralleling technique is recommended for. Answer: bitewings
◉ contrast in a radiograph is primarily controlled by. Answer: KVP
◉ which film would be exposed to see increased coverage of the
alveolar bone. Answer: vertical bitewing
◉ which of the following affects the speed of the electrons emitted from
the tubehead. Answer: KVP
◉ if there are no teeth to serve as guidelines, which of the following
landmarks indicates a maxillary molar area radiograph. Answer:
tuberosity
◉ for x-ray machines operating in ranges at or below 70kvp, the total
aluminum equivalent, filtration must be a minimum of. Answer: 1.5mm
◉ the purpose of a grid device on an extraoral cassette is to. Answer:
reduce scatter radiation reaching the film
