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RHS Exam Terms, Exam Review. Graded A+ 
 
 
accurate - -correct or precise 
 
ALARA - -as low as reasonably achievable; radiographic principle that dictates the use of every method available to reduce radiation exposure to the patient in order to minimize risks and adverse consequences of ionizing radiation 
 
angulation - -direction of the position indicating device (PID) of the x-ray tubehead in a vertical or horizontal direction to the radiographic film and/or teeth 
 
anomaly - -any deviatio...
RHS Exam Outline- Radiation Safety. Exam Review. Top Questions and answers. Graded A+ 
 
 
Composition of typical radiographic film... 
- Double-sided or double-emulsion film 
- In the center of the film, there is a transparent, blue-colored plastic sheet or base. 
- An emulsion is attached to either side of the base with some type of adhesive. The emulsion is a mixture of silver halide or silver iodobromide crystals, which interact with x-ray photons to produce what is known as a latent or invi...
RHS exam Questions and answers, 100% Accurate. Graded A+ 
 
 
The best type of X-ray to penetrate body tissue is - -Hard rays (short wavelength/ hugh frequencies 
 
The X-ray at the center of he primary beam is called the - -Central ray 
 
If an unexposed film is processed it will appear: - -Clear 
 
A dental radiograph identified as having long scale contrast exhibits the following: - -Many shades of gray 
 
The quality of energy that is produced by the central X-ray is determined by the - -Kvp...
RHS, Top Exam Questions and answers. 100% Accurate. Graded A+ 
 
 
developer - -first chemical solution used to process radiographs 
 
enamel - -covers outside of crown of tooth 
 
enamel - -hardest living tissue in the human body 
 
fixer - -second chemical solution used in processing radiographs 
 
identification dot - -a raised dot on x-ray film to facilitate in the mounting process 
 
latent image - -image formed from crystal halide that is exposed to radiation; the image does not form until...
RHS Exam Questions and answers, 100% Accurate. VERIFIED. 
 
 
apply distraction techniques to divert his or her attention 
Patients gag reflex is stimulated during a radiographic procedure the dental assistant should 
when executing a routine hand wash the dental assistant should lather and scrub for a minimum of 
20 seconds 
how is scatter radiation reduced when taking an image 
use of rectangular one 
radiation injury can be measured bu 
dose rate 
a cephalometric radiograph is PRIMARIY used t...
RHS Exam Ch. 10-12. Top exam Questions & Answers. Graded A+ 
 
 
The purpose of infection control procedures is to prevent the transmission of disease among patients and between patients and health care practitioners. - -State the purpose of infection control procedures: 
 
A pathogen is a microorganism capable of causing disease. - -Define pathogen: 
 
1. AIDS 
2. HIV 
3. Hepatitis (HBV and HCV) 
4. Tuberculosis (TB) 
5. Herpesviruses (HSV-1 and HSV-2) - -List the five most concerning diseases ...
RHS Exam (Expose & Evaluate). Top Questions & Answers, VERIFIED. 
 
 
Describe patient preparation for radiographic exposure - -Inspect patients head and neck for removable appliances 
 
Periapical (PA) - -Radiographic view that shows the crown, root tip, and surrounding structures 
 
Bitewing - -Image view that shows the crowns of both arches on one film 
 
Occlusal radiograph - -Radiographs that expose the maxillary or mandibular occlusal surface of the dental arch 
 
Panoramic radiograph - -C...
RHS EXAM // PT 1. Top Questions and answers, 100% Accurate. Rated A+ 
 
 
All of the following can be used for handling film in the daylight loader - -Plastic overgloves, Latex exam gloves, Powder- free exam gloves 
 
Which of the following radiation injury theories describes cells that are damaged by way of absorption? - -Indirect 
 
Compared to radiopaque structures, radiolucent structures - -Appear darker on a radiograph 
 
The most important responsibility of the dental assistant in dental r...
RHS Purpose and Technique, Top Exam Questions and answers. 100% Accurate. 
 
 
What can be done to stabilize the biteblock on a partially edentulous patient? 
Have family member hold the biteblock 
Leave the partial denture in the mouth. 
Have patient hold the biteblock 
Use a cotton roll - -Use a cotton roll 
 
If the patient's chin is positioned too high during a panoramic image how will the image appear? 
anterior teeth will appear wide 
the image will appear as an exaggerated smile 
the ima...
RHS EXAM Questions and answers. 100% Accurate. Verified. 
 
 
Electrons - Beta particles = fast moving emmited from nucleus of radioactive atoms 
 
Cathode rays = high speed originate in xray tube 
 
Radiation - Form of energy carried by waves or stream of particles 
 
Xray - Beam of energy has power to penetrate substances and record image 
 
Dose rate - Dose received over time , rapid delivery no time for body to repair 
 
Radiographs - Picture or visible photographic image 
 
Total dose - Qu...