RADIOGRAPHER EXAM QUESTIONS
AND CORRECT DETAILED ANSWERS
LATEST EDITION.
what is the MOST resistant to penetration of ionizing radiation? - ANS -lead
What factors influence the potential danger of ionizing radiation? - ANS -quality of exposure,
duration of exposure, and type of tissue exposed
what factors MOST affects the penetrating power of an x-ray? - ANS -kilovoltage (kVp)
If all known radiation safety precautions are exercised, an operator who is pregnant can safely
expose radiographs during the operator's - ANS -entire pregnancy
in dental radiography, it is necessary to have a filter to - ANS -eliminate the less penetrating x-
rays from primary beam
If a dental auxiliary's radiation badge report indicates exposure to small amounts of radiation,
what should be done first? - ANS -evaluate the x-ray equipment and the auxiliary's technique
what is a major advantage in using the highest speed film and higher kilovoltage? - ANS -
reduces radiation to patient
x-radiation was discovered by? - ANS -Wilhem Roentgen
, The inner core of an atom is termed the... - ANS -nucleus
what type of radiation is given off when the primary beam comes into contact with the bones of
the skull and the teeth, or any other materials in the mouth and bounces off in many directions?
- ANS -scatter
maximum permissible whole body exposure (MPD) per year for those people - ANS -5 rads
dental personnel should strive for an occupational does of: - ANS -zero
exposure to radiation occuring all at one time such as in a nuclear exposure is classified as: -
ANS -acute exposure
To prevent radiation exposure to the reproductive cells, the lead apron must be placed on which
patients? - ANS -ALL patients
dental x-ray exposure can be monitored by wearing: - ANS -dosimetry rings or badges and film
badges
unless you are behind a lead barrier while exposuring radiographs, you should never stand
closer than _____ from the primary beam - ANS -6 feet
even though dental x-ray machines may vary in size and apperance, they all have a(n) : - ANS -
tubehead, extension arm, control panel
dental x-ray equipment must be monitored for _______ radiation - ANS -leakage
AND CORRECT DETAILED ANSWERS
LATEST EDITION.
what is the MOST resistant to penetration of ionizing radiation? - ANS -lead
What factors influence the potential danger of ionizing radiation? - ANS -quality of exposure,
duration of exposure, and type of tissue exposed
what factors MOST affects the penetrating power of an x-ray? - ANS -kilovoltage (kVp)
If all known radiation safety precautions are exercised, an operator who is pregnant can safely
expose radiographs during the operator's - ANS -entire pregnancy
in dental radiography, it is necessary to have a filter to - ANS -eliminate the less penetrating x-
rays from primary beam
If a dental auxiliary's radiation badge report indicates exposure to small amounts of radiation,
what should be done first? - ANS -evaluate the x-ray equipment and the auxiliary's technique
what is a major advantage in using the highest speed film and higher kilovoltage? - ANS -
reduces radiation to patient
x-radiation was discovered by? - ANS -Wilhem Roentgen
, The inner core of an atom is termed the... - ANS -nucleus
what type of radiation is given off when the primary beam comes into contact with the bones of
the skull and the teeth, or any other materials in the mouth and bounces off in many directions?
- ANS -scatter
maximum permissible whole body exposure (MPD) per year for those people - ANS -5 rads
dental personnel should strive for an occupational does of: - ANS -zero
exposure to radiation occuring all at one time such as in a nuclear exposure is classified as: -
ANS -acute exposure
To prevent radiation exposure to the reproductive cells, the lead apron must be placed on which
patients? - ANS -ALL patients
dental x-ray exposure can be monitored by wearing: - ANS -dosimetry rings or badges and film
badges
unless you are behind a lead barrier while exposuring radiographs, you should never stand
closer than _____ from the primary beam - ANS -6 feet
even though dental x-ray machines may vary in size and apperance, they all have a(n) : - ANS -
tubehead, extension arm, control panel
dental x-ray equipment must be monitored for _______ radiation - ANS -leakage
