X-ray certification Exam #1

Acute radiation exposure could be described as: High dose of radiation quickly more harmful than same amount over time.

Best film for detecting facial or lingual bony expansion in posterior mandible lesion suspicion?

The standard patient position for radiographic exposure is:

Film density is affected by:

The ALARA concept relies on the operator techniques to:

The patient has a large maxillary torus, the best image can be obtained by:

The 1981 Consumer-Patient Radiation Health and Safety Act addresses the legal responsibility for

For viewing interproximal decay the technique considered most important is:

Film fog evidence suggests that the darkroom may not be light safe. The following will test the suspicion:

Intensifying screens

The harmful effect of x-radiation on human tissues is:

When comparing automatic processing to manual processing, what would apply?

What will be the most likely result if film is stored at too high a temperature or used for patient films after expired?

When exposing radiographs in different areas of the mouth, the following technique is recommended:

Large maxillary torus, can't place periapical films normally. Solution?

The most effective exposure policy for reducing unnecessary patient radiation is:

The dentist suspects that the patient has significant bone loss. The best film for reading his or her bone level is:

Patient: Low palate, shallow floor of the mouth. Best periapical technique?

The emulsion side of duplicating film is identified by:

The primary difference between digital radiography and film radiography is:

The correct conditions for film storage are:

The correct technique for exposing a maxillary topographical film on an adult is:

To be considered diagnostic, what must be present on a bitewing x-ray?

The action of the fixer on unexposed silver bromide crystals in the emulsion is to:

The area of the skull that is in focus and thus exhibited on a panoramic film

Mutations from radiation exposure can occur

The anatomic structures of primary importance on TMJ projections are

The term multilocular refers to a radiographic appearance that may resemble which of the following?

What caused a dark streak over maxillary tooth apices on the panoramic radiograph?

Large radiolucent space in mandibular molar periapical: Missing apical areas. Likely cause?

X-radiation:

The most radiosensitive tissue listed is:

The best method to obtain the most accurate endodontic film is to use

Photon impact causing molecular change leads to organism damage may be caused by:

A transcranial view refers to

A lateral oblique or lateral jaw projection may be chosen when

An operator has received .5 rem (.005 sieverts) for the year. It is true that:

The correct method for disposal of used processing chemicals is:

Inverted Y formation is best viewed on the:

The lead foil serves to:

What is the recommended number of uses for a cleaning film prior to replacement?

Excessive vertical angulation will produce an image that is:

The term pericoronal means:

X-rays that are most likely to cause damage which are removed by the filter are:

Increasing the film-to-source distance results in:

The recommendation for a tube head that "drifts" out of position during use is to:

High radiation exposure: Red skin area 2 weeks later. Likely cause?

Interproximal caries often appears as a

When x-radiation has passed through tissue or matter:

The exposure recommended when an abscess is suspected is:

Which of the following has a radiopaque appearance?

What would cause a film to be low in density?

If your finger slips off of the exposure button before the full exposure is complete, the recommendation is to:

What's not needed for "informed consent" in radiation exposure?

The primary function of the fixer solution is to:

Which of the following is NOT considered a critical organ?

The primary purpose for using intensifying screens for extraoral radiography is:

Interproximal caries is frequently found in which area of the tooth?

Which of the following is not classified as a developmental dental abnormality?

Why were mandibular teeth blurry in panoramic film when patient removed maxillary denture?

For bisecting, the x-ray beam should be directed:

The best exposure for viewing the mental foramen is the:

Adjusting the exposure time affects:

During processing, the most likely cause of white spots on the radiograph is:

The size and shape of the primary beam is controlled primarily by the:

Operator exposure may be reduced by:

The most likely cause of blurring on the radiographic image is:

The best protection for the operator when exposing radiographs is:

One characteristic of a mandibular molar is:

Film speed determines the amount of radiation required to: