RHS Practice Test- Expose and Evaluate. Top Exam Questions and answers. 100% Accurate.
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Course
RHS
Institution
RHS
RHS Practice Test- Expose and Evaluate. Top Exam Questions and answers. 100% Accurate.
Phosphor plates are processed by using?
Laser beam technology
When using a 16-inch PID compared to an 8-inch PID the exposure time must
to be increased
On a full mouth series with eighteen films, how man...
RHS Practice Test- Expose and Evaluate.
Top Exam Questions and answers. 100%
Accurate.
Phosphor plates are processed by using?
Laser beam technology
When using a 16-inch PID compared to an 8-inch PID the exposure time must
to be increased
On a full mouth series with eighteen films, how many anterior films are exposed?
6
Which of the following radiographic errors is caused by removing a film too quickly from a tightly packed
box?
Static electricity
Which of the following radiolucencies may be mistaken for caries?
cervical burnout
Which of the following describes how most radiographic carious lesions appear?
Radiolucent
When radiographs are mounted with the embossed dot appearing outward, this is known as?
facial m
The purpose of a grid device on an extraoral cassette is to?
reduce scatter radiation reaching the film
Patients should wear a thyroid color during which type of radiographic exposure?
Intraoral radiograph
On a radiograph, when the contact area of one tooth is superimposed over the contact of another, it is
called?
overlapping
The most commonly used radiographic exposure for a 3-year-old patient is?
bitewing
,Which of the following radiograph techniques is recommended for a patient with a shallow palate?
Bi
Which of the following would cause a radiopaque artifact on a radiograph?
Metallic partial denture
The primary function of collimation is to?
restrict the size of the beam
Which of the following landmarks are located by the midline of the mandible?
Genial tubercies
Which of the following influences the sharpness of a radiograph?
focal spot size
The Frankfort Plane is an imaginary plane passing through the?
external auditory meatus to the floor of the orbit
The most radiolucent area on an anterior radiograph is the?
nasal fossa
Prior to exposing dental radiographs on a visually impaired patient, the dental assistant should?
use touch to
The primary purpose of the bitewing radiograph is to evaluate?
Interproximal decay
under the law, x-ray are the property of the
Dentist
Films removed after 3 minutes of fixing may be:
carried to the operatory for a "wet" read
which of the following is recommended by the CDC?
mask and eye protection for the operator
Which of the following is useful for maintaining safelight conditions in the darkroom?
Coin test
How often would processing solutions be changed if 30 films per day were processed in an automatic
processor?
, every 2 to 3 weeks
Which of the following will result in a "light" film?
underdevelopment
On a panoramic radiograph, if the spine appears over the posterior teeth instead of at the edges, the
patient was:bite
slumped
Which of the following is most helpful when mounting bitewing x-rays?
Curve of Spee
Which of the following is the preferred method for mounting x-ray?
facial method
which of the following foramen will aid in the mounting of the lower central incisors projection?
lingual formen
which of the following should be present in any premolar projection?
distal half of the cuspid
the corinoid process of the mandible is visible in which projection?
maxillary molar projection
An MOD composite restoration could be mistaken for a:
caries
What radiolucent landmark are the arrows pointing?
sinus
which of the following represent the MPD for the general public?
0.1 rem per year
what is the name of the fixing agent that removes unexposed silver halide crystals from the emulsion?
sodium thiosulfate
the optimum time and temperature for manual processing are:
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