RDA Test Exam Questions AND Correct Answers
__________________-is the time between exposure to radiation and
the tine the effect becomes visible - ✔✔latent period
A cavitron device which holds a liquid cleaner and uses a vibrating
action to clean instruments prior to sterilization is called a -
✔✔Ultrasonic Cleaner
A dental assistant may only perform a coronal polish on a patient
under direct supervision of a licensed dentist or dental hygienist and
as long as no calculus is removed (true or false) - ✔✔False
A dental assistant who does expose or process x-rays must be
registered in the state of Texas - ✔✔True
A dental assistant who does not expose or process x-ray must be
registered in the state of texas - ✔✔False
A dental assistants registration may be revoked for all of the following
EXCEPT - ✔✔Violation do not apply to dental assistants
A dentist MAY delegate the dental assistant to do which of the
following procedures - ✔✔Processing of dental x-ray
,A foreshortened image on a dental radiograph is most likely caused by
- ✔✔Excessive vertical angulation
a herringbone or tire track pattern on a radiograph is a result of -
✔✔incorrect film placement
A radiograph that has not been porperly washed will - ✔✔Turn brown
with age
A radiographic image is produced on a panoramic film by the use of -
✔✔Intensifying screens
A registered dental assistant may fill out and sign a patients work
excuse without prior authorization from the dentist - ✔✔True
A registered dental assistant must display his/her certificate - ✔✔The
original certificate must be on display at the place of employment
A sharps container is - ✔✔Red, puncture resistant , marked for
biohazard , closable
A visual dental health inspection is preformed by - ✔✔Can be
preformed by DHCW using only a tongue depressor and light
, Acceptable methods of sterilization include - ✔✔Stem Auto clave
Chemical vapor
Dry heat
Adding additional liquid soap to the dispenser - ✔✔May lead to
bacterial contamination of the existing soap
Anatomical structure that appear dark gray to black on a processed
radiograph are described as being - ✔✔Radiolucent
Another name for target is - ✔✔Anode
As an x-ray operator which of the following procedures will help
reduce your x-ray exposure? - ✔✔Standing 6 feet away from the tube
head
Standing behind a barrier or outside the room
Never hold the tube head during exposure
Barriers can be used in the dental office for all of thee following
except - ✔✔Used in place of rubber dam to isolate teeth and prevent
splash/splatter
Before exposure of any type of radiographs you must obtain an
informed consent from the patient( true or false) - ✔✔True
__________________-is the time between exposure to radiation and
the tine the effect becomes visible - ✔✔latent period
A cavitron device which holds a liquid cleaner and uses a vibrating
action to clean instruments prior to sterilization is called a -
✔✔Ultrasonic Cleaner
A dental assistant may only perform a coronal polish on a patient
under direct supervision of a licensed dentist or dental hygienist and
as long as no calculus is removed (true or false) - ✔✔False
A dental assistant who does expose or process x-rays must be
registered in the state of Texas - ✔✔True
A dental assistant who does not expose or process x-ray must be
registered in the state of texas - ✔✔False
A dental assistants registration may be revoked for all of the following
EXCEPT - ✔✔Violation do not apply to dental assistants
A dentist MAY delegate the dental assistant to do which of the
following procedures - ✔✔Processing of dental x-ray
,A foreshortened image on a dental radiograph is most likely caused by
- ✔✔Excessive vertical angulation
a herringbone or tire track pattern on a radiograph is a result of -
✔✔incorrect film placement
A radiograph that has not been porperly washed will - ✔✔Turn brown
with age
A radiographic image is produced on a panoramic film by the use of -
✔✔Intensifying screens
A registered dental assistant may fill out and sign a patients work
excuse without prior authorization from the dentist - ✔✔True
A registered dental assistant must display his/her certificate - ✔✔The
original certificate must be on display at the place of employment
A sharps container is - ✔✔Red, puncture resistant , marked for
biohazard , closable
A visual dental health inspection is preformed by - ✔✔Can be
preformed by DHCW using only a tongue depressor and light
, Acceptable methods of sterilization include - ✔✔Stem Auto clave
Chemical vapor
Dry heat
Adding additional liquid soap to the dispenser - ✔✔May lead to
bacterial contamination of the existing soap
Anatomical structure that appear dark gray to black on a processed
radiograph are described as being - ✔✔Radiolucent
Another name for target is - ✔✔Anode
As an x-ray operator which of the following procedures will help
reduce your x-ray exposure? - ✔✔Standing 6 feet away from the tube
head
Standing behind a barrier or outside the room
Never hold the tube head during exposure
Barriers can be used in the dental office for all of thee following
except - ✔✔Used in place of rubber dam to isolate teeth and prevent
splash/splatter
Before exposure of any type of radiographs you must obtain an
informed consent from the patient( true or false) - ✔✔True
