Dental Assisting Iowa RDA Radiology Exams
||2026/2027 Most Recent Exams|A+ Graded|Brand
New!!
what two agencies oversee dental radiography? what is
the function of each with respect to dental radiography? -
ANSWER-Iowa Department of Public Health: state
radiation control agency, inspects facilities
where is the safest place for an operator to stand if there
is no shielding? - ANSWER-6 feet away
out of the primary beam
behind the bulkiest part of the patient's head
,What are the MPD values for radiation workers, pregnant
radiation workers, and the general public? - ANSWER-
radiation workers: 50 mSv/year (5 rem)
pregnant worker/ general public: 5mSv/ year (0.5 rem)
why is infection control a concern during radiographic
procedures? - ANSWER-saliva can contain pathogens that
cause viruses like colds, the flu, hepatitis, or herpes
simplex
what are barrier packs and what is their purpose? -
ANSWER-Clear plastic bags that film can be put in so the
film itself does not become contaminated with saliva
,what should be done to instruments used during
radiographic procedures? - ANSWER-sterilize all pieces
that aren't heat sensitive
heat sensitive parts should be disposed, disinfected, or
sterilized in a liquid chemical agent
at what point in preparing the operatory should you was
and glove? - ANSWER-seat patient, adjust chair, place
protective apron, wash and glove, then remove objects
from patient's mouth or face in path of beam
, Once film packets have been removed from the mouth,
what should be done? - ANSWER-wipe excess saliva from
surface
why is the protective apron removed after you have
removed your gloves? - ANSWER-so the back of the
apron does not become contaminated
briefly describe the steps to be followed in processing
films that were protected by barrier packs - ANSWER-
glove
remove all films from barrier packs and let drop on work
surface, be careful not to touch the films with
contaminated gloves
||2026/2027 Most Recent Exams|A+ Graded|Brand
New!!
what two agencies oversee dental radiography? what is
the function of each with respect to dental radiography? -
ANSWER-Iowa Department of Public Health: state
radiation control agency, inspects facilities
where is the safest place for an operator to stand if there
is no shielding? - ANSWER-6 feet away
out of the primary beam
behind the bulkiest part of the patient's head
,What are the MPD values for radiation workers, pregnant
radiation workers, and the general public? - ANSWER-
radiation workers: 50 mSv/year (5 rem)
pregnant worker/ general public: 5mSv/ year (0.5 rem)
why is infection control a concern during radiographic
procedures? - ANSWER-saliva can contain pathogens that
cause viruses like colds, the flu, hepatitis, or herpes
simplex
what are barrier packs and what is their purpose? -
ANSWER-Clear plastic bags that film can be put in so the
film itself does not become contaminated with saliva
,what should be done to instruments used during
radiographic procedures? - ANSWER-sterilize all pieces
that aren't heat sensitive
heat sensitive parts should be disposed, disinfected, or
sterilized in a liquid chemical agent
at what point in preparing the operatory should you was
and glove? - ANSWER-seat patient, adjust chair, place
protective apron, wash and glove, then remove objects
from patient's mouth or face in path of beam
, Once film packets have been removed from the mouth,
what should be done? - ANSWER-wipe excess saliva from
surface
why is the protective apron removed after you have
removed your gloves? - ANSWER-so the back of the
apron does not become contaminated
briefly describe the steps to be followed in processing
films that were protected by barrier packs - ANSWER-
glove
remove all films from barrier packs and let drop on work
surface, be careful not to touch the films with
contaminated gloves
