The uses of dental radiographs include the detection of
100
panoramic
Which of the following is an extraoral film that is placed outside the mouth during x-ray exposure?
100
Most states have laws that require inspections of dental x-ray equipment on a regular basis.
Which of the following statements is true regarding Federal and State regulations on the use of dental radiograph equipment?
100
Bone about 2 to 3 mm beyond the apex.
A periapical radiograph shows the tooth from the occlusal surface or incisial edge to the ___.
100
milliamperrage and kilovoltage
The exposure controls allow the ___ to be adjusted on the panoramic x-ray unit, to accommodate patiemts of different sizes.
200
Wilhelm Conrad Roentgen
The x-ray was discovered on November 8, 1895
200
Sudden temperature change between developer and water bath.
Which of the following time and temperature errors will result in reticulation of the film emulsion?
200
Disclosure
The process of informingthe patient about the nature and purpose of dental radiographs is termed ___.
200
Identifying objects embedded in the bone and detecting retain root tip, impacted teeth, lesions.
Radiographs on an edentulous patient might be required for ____.
200
The entire maxilla and mandible are seen on one film, It is easy and quick to learn how to exppose a panoramic radiograph, Patients prefer panoramic radiographs and are exposed to less radiation.
Advantages of panoramic radiography include which of the following?
300
C. Edmund Kells
The dentist who is credited with the first practical use of radiographs in dentistry in 1896 is
300
Gelatin that suspends the emulsion.
The radiographic image is located within the ___ of the radiographic film.
300
Document in the patient's record the fact that he or she refused recommended radiographs and explain to the patient the importance of radiographs.
What should the dental assistant do if a patient refuses dental radiographs?
300
4:3
When using size #1 film for the anterior film placements using the paralleling tchnique, ___ maxillary and ___ mandibular films are exposed.
300
Digital storage phosphor imaging is a wireless method.
Which of the following statements is true?
400
radiolucent appears dark, radiopaque is light grey,white
What is the difference between radiolucent and radiopaque?
400
no
Are manual processing solutions and automatic processing solutions interchangeable?
400
To ensure that the best quality of radiographs are being taken and least amount of radiation is used.
What is meant by quality assurance?
400
So you dont miss any teeth or duplicate teeth.
Why is an exposure sequence so important?
400
Image sharpness, focal trough limitations, distortion, cost of equpiment.
Name 4 disadvantages of panoramic radiography.
500
Radiographs procedures do not need to be altered because of pregnancy.
The Guidelines for Prescribing Dental Radiographs issued by the American Dental Assoication and the FDA recommend which of the following dental radiographic procedures for a pregnant patient?
500
adhesive, film emulsion, gelatin, silver halide crystals, protective layer
What are the 5 components of intraoral film?
500
Every time you open it or use it.
When should you check a box of film for freshness?
500
To view large areas of the upper/lower jaw(arch)
When are occlusal radiographs indicated?
500
Sensor
What is used in place of intraoral dental film? In digital radiography.