RHS EXAM QUESTIONS & ANSWERS
The American dental association recommends that radiographs be mounted with the
embossed dots - Answers - all facing the same direction
Radiolucent - Answers - the dark or black portions of the image; result from the
passage of energies through less dense areas (pulp, caries, foramen)
Bisecting angle technique - Answers - Film is placed close to teeth, central ray is aimed
at imaginary line between teeth & film
To view an abscess on tooth #25 the best radiographic expose is - Answers - a
periapical
Which radiograph technique is recommended for a patient with a shallow palate? -
Answers - bisecting angle technique
Radiopaque - Answers - Light or white areas on a radiograph
An FMX on an edentulous patient will consists of - Answers - 8 posterior & 6 anterior
periapicals
What results in a double image radiograph? - Answers - exposing the same film twice?
Maxilla - Answers - two bones that formed the upper jaw and part of the palate
Aveolar Process - Answers - Hold teeth in maxillary bone & mandible
When preparing a patient for radiographs prior to putting on gloves the assistant
should.. - Answers - please the lead apron
Which radiograph technique is recommended for a patient with a shallow palate? -
Answers - bisceting angle
What sequence describes radiation energy to tissue? - Answers - latent period, period
of injury, period of recovery
Environmental Protection Agency (EPA) - Answers - organization that regulates
disinfectants amd chemical sterilants
Mandible - Answers - lower jaw bone
Ramus - Answers - vertical portion of the mandible
Most effective method for reducing patient exposure? - Answers - fast film
, Before exposing radiographs on a minor, the assistant should - Answers - obtain
consent from parent or guardian
Condyle of mandible - Answers - A ball like structure that forms the hinge between the
maxilla and the mandible and is a part of the temporomandibular joint
What quality control tests evaluates safelighting in the darkroom? - Answers - coin test
The purpose if the fixer solution is to - Answers - remove unexposed silver halide
crystals
Optimum temperature for developer solution for manual processing? - Answers - 68⁰F
I'd a DA dosimeter badge report indicates exposure, what should be done first? -
Answers - evaluate the xray equipment & techniques
Midsagittal plane - Answers - midline; divides the body into equal right and left sides
What causes blurred images? - Answers - patient movement during exposure
Orbit - Answers - eye cavity
Human tissue are mainly composed of - Answers - Water (H2O)
Patients should wear thyroid collar - Answers - during intramural radiographs
Frankfort plane - Answers - the imaginary horizontal plane from the bottom of the eye
socket to the top of the ear canal
Where should bitetabs of film be positioned? - Answers - white unprinted side if the
packet
Radiation injury results from - Answers - exposure
A panoramic radiograph with a dark shadow over the apices of the maxillary teeth may
be caused by - Answers - the patient not placing the tongue against the palate
Inverted Y - Answers - Radiographic landmark made up of the lateral wall of the nasal
fossa and the anterior-medial wall of the maxillary sinus often observed near the canine-
premolar region.
The amount if radiation exposure needed to produce a diagnostic image is best
determined by - Answers - film speed
The American dental association recommends that radiographs be mounted with the
embossed dots - Answers - all facing the same direction
Radiolucent - Answers - the dark or black portions of the image; result from the
passage of energies through less dense areas (pulp, caries, foramen)
Bisecting angle technique - Answers - Film is placed close to teeth, central ray is aimed
at imaginary line between teeth & film
To view an abscess on tooth #25 the best radiographic expose is - Answers - a
periapical
Which radiograph technique is recommended for a patient with a shallow palate? -
Answers - bisecting angle technique
Radiopaque - Answers - Light or white areas on a radiograph
An FMX on an edentulous patient will consists of - Answers - 8 posterior & 6 anterior
periapicals
What results in a double image radiograph? - Answers - exposing the same film twice?
Maxilla - Answers - two bones that formed the upper jaw and part of the palate
Aveolar Process - Answers - Hold teeth in maxillary bone & mandible
When preparing a patient for radiographs prior to putting on gloves the assistant
should.. - Answers - please the lead apron
Which radiograph technique is recommended for a patient with a shallow palate? -
Answers - bisceting angle
What sequence describes radiation energy to tissue? - Answers - latent period, period
of injury, period of recovery
Environmental Protection Agency (EPA) - Answers - organization that regulates
disinfectants amd chemical sterilants
Mandible - Answers - lower jaw bone
Ramus - Answers - vertical portion of the mandible
Most effective method for reducing patient exposure? - Answers - fast film
, Before exposing radiographs on a minor, the assistant should - Answers - obtain
consent from parent or guardian
Condyle of mandible - Answers - A ball like structure that forms the hinge between the
maxilla and the mandible and is a part of the temporomandibular joint
What quality control tests evaluates safelighting in the darkroom? - Answers - coin test
The purpose if the fixer solution is to - Answers - remove unexposed silver halide
crystals
Optimum temperature for developer solution for manual processing? - Answers - 68⁰F
I'd a DA dosimeter badge report indicates exposure, what should be done first? -
Answers - evaluate the xray equipment & techniques
Midsagittal plane - Answers - midline; divides the body into equal right and left sides
What causes blurred images? - Answers - patient movement during exposure
Orbit - Answers - eye cavity
Human tissue are mainly composed of - Answers - Water (H2O)
Patients should wear thyroid collar - Answers - during intramural radiographs
Frankfort plane - Answers - the imaginary horizontal plane from the bottom of the eye
socket to the top of the ear canal
Where should bitetabs of film be positioned? - Answers - white unprinted side if the
packet
Radiation injury results from - Answers - exposure
A panoramic radiograph with a dark shadow over the apices of the maxillary teeth may
be caused by - Answers - the patient not placing the tongue against the palate
Inverted Y - Answers - Radiographic landmark made up of the lateral wall of the nasal
fossa and the anterior-medial wall of the maxillary sinus often observed near the canine-
premolar region.
The amount if radiation exposure needed to produce a diagnostic image is best
determined by - Answers - film speed
