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Terms in this set (192)
once a practice fully makes the change from paper records to an electronic patient record, what should the office do with the old paper documents?
Keep them in the office for possible future reference
If an administrative assistant chooses to transmit a transaction about a patient electronically, under which act does this task fall?
A message about a serious illness or allergy should be noted in which manner on the clinical record?
inside the recored in a discreet but obvious manner such a small brightly colored label
The group responsible for establishing regulations that govern the practice of dentistry within a state is the:
board of dentistry
The act of doing something that a reasonably prudent person would not do, or not doing something that a reasonably prudent person would do is:
A clinical DA is hired in the practice. The dentist indicates that this person is to place an intracoronal provisional restoration. The person knows how to perform the task but does not yet have the EFDA credential required to perform the specific intramural task. What should the new employee do?
inform the dentist that she does not yet have the appropriate credentail to preform the task
The good samaritan law offers protection for health care workers to provide medical assistance on a voluntary basis to injured persons in a emergency without the fear of potential litigation except in which instance?
protection for negligent health care provider who is being compensated for service
in rference to appointment management prime time refers to
the time most freguently reguested by patients
which time of day is considered most appropriate when treating young children?
in reference to schedule management, "downtime" refers to which situation?
a cancellation or failure in the schedule
what type of supply is a curing light used in a dental office
what is a true statement regarding pregnant patients and exposure to radiation?
lead aprons prevent exposure to the fetus
Divergence of the x-ray beam is reduced by using _________.
the paralleling technique
The maximum permissible dose (MPD) for occupationally exposed workers is:
Which of the following represents the optimum desired occupational
Which of the following would be an acceptable practice for an operator of dental x-ray equipment?
wearing a film badge only at work
Which of the following does a film badge monitor?
radiographer's daily occupational radiation exposures
Which of the following is an acceptable remission from the tubehead?
Which of the following is an accurate statement about safe operating procedures?
all dental staff members should wear dosimeters
You have a new dental x-ray machine. The length of the PID is changing from 16 to 8 inches. How does this affect the intensity of the x-ray beam? What adjustment will you need to make to keep the density of your images consistent?
The resultant beam will be four times as intense. You will need to decrease the exposure time
Which type of beam does not produce scatter radiation?
rectangular and round
When using a stepwedge to test developer strength, a total of _____ films should be taken.
A reference radiograph is used to compare ________________.
The coin test is used to check for __________.
Extraoral intensifying screens should be checked periodically for __________.
dirt and scratches
When densities differ by more than two steps on a stepwedge, which protocol should be followed?
replace the processing solutions
On average, processing solution should be changed ____________________.
every 3-4 weeks
Which is required for film duplication?
This radiograph is mounted labially. What is the radiopaque restoration on tooth #19 in this image?
an amalgam restoration with an overhang on the mesial surface
What process is occuring in this image?
Which structure appears in this panoramic image?
metal framework for two partial dentures
What landmark is indicated by the arrows?
Which exposure error results in the "herringbone effect"?
How does the median palatine suture appear in a dental image?
thin radiolucent verticacl line between teeth #8 and #9
Which regressive alteration of tooth structure appears radiolucent and occurs within the crown or roots of a tooth?
Which structure would not be seen as a maxillary landmark on a panoramic image?
Why would a developed film be clear?
failure to turn on the x-ray machine
How does static electricity appear on a developed film?
black branching lines
If the radiographic processing time is too short, how will the film appear?
Which type of materials can irritate the skin, eyes, or lungs and can cause illness or death?
Failure to obtain informed consent is an example of:
The dental record is a legal document. Which of the following methods can be used to record patient information in the patient chart?
data recorded on a computer or written in ink
Who determines the hazards of a chemical?
The use of chemical-resistant gloves is an example of which of the following?
engineering and work practice controls
Safety Data Sheets (SDS) have _________ sections.
Current infection control guidelines come from _________________.
he Centers for Disease Control and Prevention, the American Dental Association, the Organization for Safety, Asepsis and Prevention
Which is the method used to prevent cross-contamination during use of a digital sensor?
barrier technique and disinfection
The disinfectant required with the use of a digital sensor is an ______________.
EPA-registered intermediate-level disinfectant
In addition to barrier technique, which of the following is an infection control measure concerning the wire connections from the sensor to the digital image unit?
wiping down with an intermediate-level hospital grade disinfectant
Which of the following statements is correct regarding the use of masks and protective eyewear during dental imaging procedures?
Protective eyewear and face masks are optional
Image receptors contaminated with saliva should be ________________.
wiped off and placed in a cup bearing the patient's name
Which of the following is placed in the daylight loader of a automatic film processor?
an empty cup and powder-free gloves
What type of image is preferred to evaluate for an incisal crown fracture?
In which situation would extraoral radiography not be used?
to diagnose dental caries
Which type of film is used in panoramic imaging?
You are mounting film with the orientation dot face down (concave side is facing you). Which method of mounting are you using, and how are you viewing the film?
Lingual mounting; you are viewing your patient's x-ray images as if you were inside his or her mouth looking out. Your patient's left side is on your left side, and your patient's right side is on your right side.
Who is responsible for the final and definitive interpretation of a dental image?
An explanation of what is viewed on a dental image is _________, and the identification of a disease by examination and analysis ___________.
What landmark is circled on the dental image?
Which of the following is not a factor in a missing apical area is a radiograph?
The horizontal angulation was incorrect
Which of the following conditions exist on this image?
open contacts between maxillary premolars
Which image is shown in this film?
Which of the following would appear most radiopaque?
In this panoramic image, which of the following statements is true?
Unerupted maxillary canines are present
Which of the following relates to poor definition on a dental image?
Distortion of an image describes which of the following characteristics?
An underdeveloped film may be caused by which error?
inadequate development time
The purpose of the intensifying screen in a panoramic cassette is to reduce:
Your office has just started using digital radiography. You had been using analog film. Exposure time will be:
What exposure control selection(s) controls the quality of the x-ray beam?
Which of the following is a true statement regarding radiation and patient protection?
The benefit of dental x-ray images outweighs the risk of ionizing radiation
Which of the following is a dose equivalent measurement?
Which traditional measurement and metric measurement are equal?
rad and gray
which of the following represents the MPD for general public?
0.1 rem per year
Which of the following is a true statement regarding pediatric exposures to radiation?
a child may be seated in a parent's lap for exposures
Which of the following refers to operator protection during radiographic procedures?
avoid the primary beam
During the exposure of a radiograph, the operator:
may stay in the room if guidelines are followed
Multiple shades of gray on a radiograph are controlled by which component of the x-ray machine?
During the production of x-rays, how much energy is lost as heat?
which of the following changes describe the development of cataracts in a person who has been exposed to excessive radiation?
Which of the following provides the most protection for the patient?
pixels on a sensor
Which of the following would actually increase exposure time to a patient?
decreasing kVp by 15%
Which of the following statements best describe the primary beam of energy?
it contains short waves
Which of the following is the acronym for the principle that governs exposure to radiation?
Which of the following best describes acute exposures to radiation?
With regards to tissues most sensitive to radiation, which of the following is the correct order from most sensitive to the lease sensitive tissue?
skin, oral mucosa, thyroid gland, nerve
federal regulations require that the maximum diameter of the xray beam as it exits the position indicating device not exceed
When exposing a posterior periapical radiograph on an adult patient with no intraoral restrictions, which size film should be used?
The normalizing device can be used to monitor
Which of the following lesions appears radiopaque on a radiograph?
Which part of the x-ray machine should be covered or disinfected after each patient?
Which of the following landmarks is useful when mounting films in the maxillary central area?
anterior nasal spine
Which organization regulates disinfectants and chemical sterilants?
Which of the following regulates the manufacturing and installation of x-ray equipment?
To assist the patient in controlling the gag reflex, the dental assistant should
use a distraction technique
Personnel monitoring for radiation exposure is done by
Wearing a dosimeter
The radiation exposure that poses the greatest hazard to the operator is
Which of the following is a DISADVANTAGE of panoramic radiographs?
Higher cost of equipment
Which of the following was established to address the education and certification of operators of radiographic equipment?
Consumer-Patient Radiation Health and Safety Act
Maximum wattage for a safelight bulb should be
Dental healthcare personnel who are pregnant can expose radiographs during the
Which of the following equations is used to determine the occupational maximum accumulated dose (MAD) of radiation?
Age minus 18 times 5 rems/year
Storing unexposed radiographic film in high humidity conditions may cause
Which of the following would cause a radiopaque artifact on a radiograph?
Metallic partial denture
Inside the film packet, the film is wrapped with a/an
black paper sheet.
The most commonly used radiographic exposure for a 3-year-old patient is
The radiation that is formed by the interaction of x-rays with matter is
Which of the following will best protect the dental assistant from cross-contamination while exposing radiographs?
Patients receive less radiation when using a/an
Which of the following landmarks are located by the midline of the mandible?
When documenting a lesion found on a radiograph, all of the following should be described EXCEPT
To help desensitize the tissue prior to film placement, the dental assistant should
Rub a finger along the tissues where the film touches
The optimal temperature of the developer in automatic processing is
80-95 degrees F
When the tubehead drifts, the first step the dental assistant should take is to
stop using the machine
Which of the following is a measurement of tissue damage from x-ray energy?
radiation absorbed dose
Which of the following causes the interproximal areas of the teeth to appear overlapped?
Improper horizontal angulation
Contrast in a radiograph is primarily controlled by
The best way to correct a conecutting error is to adjust
Patients should wear a thyroid collar during which type of radiographic exposure?
The most common artificial radiation exposure comes from
How frequently should processing solutions be replenished?
Which of the following cells exposed to radiation may be associated with leukemia?
When taking a panoramic radiograph, the patient's head should be oriented
with the midsagittal plane perpendicular to the floor
After the completion of a radiographic procedure, the PID should be
Which of the following is a long-term effect of radiation?
The maximum permissible dose (MPD) of ionizing radiation for occupational exposure is
5.0 rem per year
After an exposed film has been removed from a patient's mouth, the next step is to
dry the exposed film
Dental healthcare personnel can BEST shield themselves from radiation during patient exposure by standing behind
a drywall barrier.
Which of the following condition may mimic caries on an intraoral radiograph?
Which of the following describes a double-ended film holder used for posterior and anterior teeth?
To prevent cross-contamination, wipe the counter top with
an EPA- approved disinfectant
Phosphor plates are processed by using
Laser beam technology
Human tissue are mainly composed of
Which of the following best describes the action of the developer solution?
Converts exposed silver halide crystals
Which of the following must be monitored for radiation leakage?
Dental x-ray machines
When using an automatic processor, how many seconds should be allowed between the insertion of each dental film?
Duplicating film is coated with
If disposable barriers are not used during a radiographic procedure all clinical surfaces should be
The main purpose of using a lead apron with a thyroid collar when exposing dental radiographs is to protect the patient from
The use of a thyroid collar is recommended for all of the following radigraphic exposures EXCEPT
Which of the following is the most effective method of reducing patient exposure to x-radiation?
Once the film has been removed from the protective packet, the dental assistant should
recycle lead foil in separate container.
ALARA is primarily concerned with the radiation that is
The most common radiographic exposure used to detect periodontal disease is a/an
When preparing to take a digital radiograph, after selecting the appropriate sensor size for the patient, the next step is to
place a barrier on the sensor
According to the CDC, how are the transmission of pathogens minimized when using phosphor sensors to capture radiographic images?
By placing a plastic barrier over the sensor
Which of the following may cause unnecessary radiation exposure to the patient?
Radiograph technique errors
The position-indicating device (PID) shape that most effectively reduces patient exposure to radiation is
A step wedge can be used to demonstrate
An underexposed film will appear
Which of the following landmarks would be seen in a maxillary anterior periapical radiograph?
When preparing a patient for a radiographic procedure, PRIOR to putting on gloves the dental assistant should
place the led apron.
On a full mouth series with eighteen films, how many anterior films are exposed?
On a radiograph, when the contact area of one tooth is superimposed over the contact of another, it is called
The purpose of intensifying screens is to
decrease the amount of radiation exposure
Which of the following PID produces the greatest amount of secondary radiation?
Closed-end plastic cone
Compared to radiopaque structures, radiolucent structures
appear dark on a radiograph
In dental radiography, the purpose of the fixer solution is to
remove unexposed silver halide crystals
When using a 16-inch PID compared to an 8-inch PID the exposure time must
to be increased
Which of the following is a disposable intraoral x-ray film holder device?
Which of the following extraoral radiographs is used to evaluate impacted teeth, large lesions and fractures of the mandible?
Lateral jaw projection
After a patient has been dismissed, dental unit surfaces and counter tops that may have been contaminated should be cleaned with an EPA-registered
Blurred radiographic images are often caused by
patient movement during exposure
A panoramic image appears to have a "reverse smile" when the
Frankfort plane is angled upward
If there are no teeth to serve as guides, which of the following landmarks indicates a maxillary molar area radiograph?
When taking radiographs on a small child who cannot hold the film intra-orally, the dental assistant should
ask a parent or guardian to hold the film.
The annual maximum accumulated dose (MAD) of radiation for dental assistant is based on which of the following calculations?
Age minus 18 times 5 rems/year
Before exposing radiographs on a minor, the dental assistant should
obtain consent from parent or legal guardian.
Compared to the paralleling technique a DISADVANTAGE of the bisecting angle technique is
Supernumerary teeth are best detected using what type of film?
Which of the following film size is used for an occlusal exposure?
Dilaceration in a radiographic image indicates the
root shape is abnormally bent or curved
Which of the following is most likely to cause a stored radiograph to turn brown over time?
The Buccal Object Rule is used to determine if a foreign body is located in which direction?
Which of the following is the first step in processing radiographic film?
The optimum developing solution temperature for manual processing is
68 degrees F
To maintain quality assurance while processing films, dental assistant should record
the date solutions were changed
Which of the following film size is the longest?
Which of the following results in a double image radiograph?
Exposing the same film twice
Which of the following helps to decrease exposure of the thyroid gland from the primary radiation beam?
Somatic effects of radiation do NOT have damaging effects on
Which of the following will cause white spots to appear on radiographs?
Fixer solution contacts the film
To produce ionizing radiation, an atom must
add an electron
Insufficient rinsing of processed radiographic film will result in a/an
brownish- yellow stain on the radiograph
Dental x-rays should be prescribed when the
benefits outweigh the risk of harm.
During radiographic exposures, semi-critical items that must be sterilized or disposed of include
film holding devices
The expiration date on dental x-ray film is printed
on the film packaging box
Which of the following protection techniques is used to minimize x-radiation exposure to the operator?
The most radiolucent area on an anterior radiograph is the
The amount of radiation and exposure time needed to produce a diagnostic radiograph is best determined by
Which of the following affects the quantity of x-rays being emitted from the tubehead?
Compared to a dentulous patient, radiographic exposure time on an edentulous adult patient should
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