Question 1

Processing chemistry can be used indefinitely.

Accepted Answer

A) True 
 B)False  False

Question 2

What is a safelight?

Accepted Answer

A filtered light that provides enough light in the darkroom to allow the clinician to function without providing so much light that the film fogs.

Question 3

The darkroom door should be locked when processing film.

Accepted Answer

A) True 
 B)False  True

Question 4

The developing agent will only have an effect on the exposed silver halide crystals at recommended time-temperature.

Accepted Answer

A) True 
 B)False

Question 5

What is replenisher?

Accepted Answer

A concentrated solution of developer or

Question 6

Replenisher is a superconcentrated solution of developer or fixer.

Accepted Answer

A) True 
 B)False

Question 7

The purpose of the developing step is to:

Accepted Answer

A)  remove unexposed silver halide crystals from the film emulsion. 
B)  neutralize the alkalinity prior to the film progressing to the fixer. 
C)  reduce exposed silver halide crystals to black metallic silver. 
D)  prevent the rapid buildup of image contrast. 
A)  remove unexposed silver halide crystals from the film emulsion. 
B)  neutralize the alkalinity prior to the film progressing to the fixer. 
C)  reduce exposed silver halide crystals to black metallic silver. 
D)  prevent the rapid buildup of image contrast.

Question 8

The life of processing solutions can be extended by replenishment.

Accepted Answer

A) True 
 B)False

Question 9

Developer solution needs replenishment more often than fixer.

Accepted Answer

A) True 
 B)False

Question 10

Reduction is the union of developer and oxygen.

Accepted Answer

A) True 
 B)False

Question 11

A wet reading can safely take place after which step of processing?

Accepted Answer

After 2-3 minutes of fixing, t

Question 12

A thermometer is mandatory for archival manual processing.

Accepted Answer

A) True 
 B)False

Question 13

At a minimum, how often should manual processing solutions be changed?

Accepted Answer

A)  Every week 
B)  Every 2 weeks 
C)  Every 3 weeks 
D)  Every month 
A)  Every week 
B)  Every 2 weeks 
C)  Every 3 weeks 
D)  Every month

Question 14

Each of the following statements regarding automatic film processing is correct EXCEPT one. Which one is the EXCEPTION?

Accepted Answer

A)  It requires diligent care for optimal performance. 
B)  Chemical solutions are heated to match the temperature used in manual processing. 
C)  If processor rollers are not kept clean, films can emerge streaked. 
D)  It uses a roller transport system to move the film through the processing cycle. 
A)  It requires diligent care for optimal performance. 
B)  Chemical solutions are heated to match the temperature used in manual processing. 
C)  If processor rollers are not kept clean, films can emerge streaked. 
D)  It uses a roller transport system to move the film through the processing cycle.

Question 15

The dark portion of the radiograph is called "radiolucent."

Accepted Answer

A) True 
 B)False

Question 16

In addition to a safelight, the darkroom should be equipped with a white overhead light.

Accepted Answer

A) True 
 B)False

Question 17

Which of these is NOT a component of fixer?

Accepted Answer

A)  Sodium thiosulfate 
B)  Preservative 
C)  Activator 
D)  Acidifier 
A)  Sodium thiosulfate 
B)  Preservative 
C)  Activator 
D)  Acidifier

Question 18

Each of the following statements regarding darkroom safelighting is true EXCEPT one. Which one is the EXCEPTION?

Accepted Answer

A)  Walls should be painted black. 
B)  You should allow longer wavelength red-orange light to pass through the safelight filter. 
C)  Shorter wavelength blue-green light is removed by the safelight filter. 
D)  Four feet is the minimum distance between the safelight and the countertop. 
A)  Walls should be painted black. 
B)  You should allow longer wavelength red-orange light to pass through the safelight filter. 
C)  Shorter wavelength blue-green light is removed by the safelight filter. 
D)  Four feet is the minimum distance between the safelight and the countertop.

Question 19

Oxidation is the process during which the chemicals of the developing and fixing solutions combine with oxygen and lose their strength.

Accepted Answer

A) True 
 B)False

Question 20

The fixer is responsible for creating the film's radiolucent appearance, and the developer is responsible for creating the film's radiopaque appearance.

Accepted Answer

A) True 
 B)False

Exam 8: Digital Radiography and Image Acquisition

Processing chemistry can be used indefinitely.

What is a safelight?

The darkroom door should be locked when processing film.

The <KT>developing agent</KT> will only have an effect on the exposed silver halide crystals at recommended time-temperature.

What is replenisher?

Replenisher is a superconcentrated solution of developer or fixer.

The purpose of the developing step is to:

The life of processing solutions can be extended by replenishment.

Developer solution needs replenishment more often than fixer.

Reduction is the union of developer and oxygen.

A wet reading can safely take place after which step of processing?

A thermometer is mandatory for archival manual processing.

At a minimum, how often should manual processing solutions be changed?

Each of the following statements regarding automatic film processing is correct EXCEPT one. Which one is the EXCEPTION?

The dark portion of the radiograph is called "radiolucent."

In addition to a safelight, the darkroom should be equipped with a white overhead light.

Which of these is NOT a component of fixer?

Each of the following statements regarding darkroom safelighting is true EXCEPT one. Which one is the EXCEPTION?

Oxidation is the process during which the chemicals of the developing and fixing solutions combine with oxygen and lose their strength.

The fixer is responsible for creating the film's radiolucent appearance, and the developer is responsible for creating the film's radiopaque appearance.

Dental Radiography: Historical Perspective and Future Trends

Characteristics and Measurement of Radiation

The Dental X-Ray Machine: Components and Function

Factors Affecting Radiographic Quality

Effects of Radiation Exposure

Radiation Protection

Dental X-Ray Film and Processing Methods

Infection Control

Legal and Ethical Responsibilities

Patient Relations and Education

Introduction to Radiographic Examinations

The Periapical Examinationparalleling Technique

The Periapical Examinationbisecting Technique

The Bitewing Examination

The Occlusal Examination

The Panoramic Examination

Identifying and Correcting Undiagnostic Radiographs

Quality Control and Environmental Safety in Dental Radiography

Image Orientation and Introduction to Interpretation

Recognizing Normal Radiographic Anatomy Intraoral Radiographs

Recognizing Normal Radiographic Anatomy Panoramic Radiographs

Radiographic Appearance of Dental Materials and Foreign Objects

The Use of Radiographs in the Detection of Dental Caries

The Use of Radiographs in the Evaluation of Periodontal Diseases

Describing Radiographic Anomalies, Lesions, and Opportunistic Screening

Pediatric Radiographic Techniques

Radiographic Techniques for Patients With Special Needs

Radiographic Techniques for Specific Oral Conditions

Radiographic Techniques

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