State Board Exam 2

48問 • 1年前

問題一覧

Taking every prudent or precaution to prevent occupationally and no occupationally exposed persons from excessive radiation refers to which concept?

As low as reasonably achievable

Film speed refers to the:

Sensitivity of the film

Collimators limit the size and shape of the:

X-ray beam reaching the patient

Radiation units and measurement are measured by:

Both A and B

Time temperature processing means the:

Developing time is determined by the developer tempeture

What is the purpose of the step wedge x-ray test?

To check conditions of exposure and processing

What absorbs more of the long wavelength radiation not useful in producing diagnostic imaging?

Aluminum filter

As an x-ray operator, which of the following procedures will help reduce your x-ray exposure?

All these are correct

A darker than normal image on a processed radiograph is a result of:

Increased temperature of the developer

What exposure error is eliminated if the central ray is directed between the interproximal areas?

Horizontal overlapping

Anatomical structures that appear dark gray to black on a processed radiograph are described as being:

Radiolucent

On a processed radiograph, dental caries appear as:

Radiolucent

The overall lightness and darkness of an image is referred to as:

Detail

Which tissue is considered to be radiobiologically critical?

Thyroid

Which of the following statements about filmless digital systems are true?

All these statements are ture

The difference between the crest of one photon wave and then next is called:

Wavelength

A non-critical surface that does not penetrate tissue, but requires the use of Barrie's to prevent cross-contamination, includes the:

Exposure control

The two types of digital systems include:

Wired CCD and wireless PSP

Requires film mount information would include all of the following expect the:

Number of radiographs

Which of the following tissues is considered to be the most radioresistant?

Muscle and nerve

Darkroom infection control guidelines may include:

All these answers are correct

_______ is the time between exposure to radiation and time the effect becomes visible

Latent period

The technique of choice when utilizing the Rinns is:

Paralleling technique

When digital x-ray are used they require no film packs and no lead foil, and chemicals are needed to process the film

False

The most effective way to minimize cross-contamination between the patient and the operator is to:

Wear proper personal protective equipment

If a film produces a milky and not transparent look, this error is known as:

Over developed

Exposure to radiation can best be reduced for the patient by?

Using a fast speed film

How many minutes should you manually develop a radiograph and at what temperature?

5 minutes at 68 degrees F

The collar on a lead apron reduces the dose of radiation to the:

Thyroid

A radiograph that has not been properly washed will:

Turn brown with age

The aluminum filter in the x-ray tubehead reduces the dose of radiation received by the patient by:

Absorbing low penetrating long wavelengths

Digital radiographs are:

All these are correct

The two main purposes of the fixing solution are to expose the silver halide crystals, and to turn the entire crystals into a block of metallic silver

False

The purpose of this film is to a major portion of the maxilla or mandible on one film:

Occlusal

The following statements are true about panoramic x-ray except:

Produce enlarged image that is more accurate than a full mouth series

Before exposure of any type of radiographs you must obtain an informed consent from the patient

True

X-ray are produced when a high-speed electron strikes a:

Target

Whether using the manual or automatic processing techniques, improper handling can result in:

Film sticking films

X-ray filters are usually made of:

Aluminum

One of the advantages of being able to enhance a digital image is that:

Fewer retakes should be necessary

What are the three basic methods to reduce occupation exposure?

Position, distance, and shielding

A herringbone or tire track pattern on a radiograph is a result of:

Incorrect film placement

During a quality assurance check, safelight film fog was detected. This problem was most likely detected by:

Doing a coin test

Preventing cross-contamination when exposing dental film can be achieved by the use of :

Barrier film packets

The varying shades of gray on a processed radiograph are termed:

Contrast

The function of the raised embossed dot on the surfaces of the film is to determine the:

Right and left side of the mouth

The imagr sharpness on a processed radiograph is termed:

Detail

Solution exposure to air and light with the manual processing techniques can be avoided by using?

A tank cover

States of Texas Borad of Exam

Alexandra Ramirez · 100問 · 1年前

States of Texas Borad of Exam

100問 • 1年前

Alexandra Ramirez

問題一覧

Taking every prudent or precaution to prevent occupationally and no occupationally exposed persons from excessive radiation refers to which concept?

As low as reasonably achievable

Film speed refers to the:

Sensitivity of the film

Collimators limit the size and shape of the:

X-ray beam reaching the patient

Radiation units and measurement are measured by:

Both A and B

Time temperature processing means the:

Developing time is determined by the developer tempeture

What is the purpose of the step wedge x-ray test?

To check conditions of exposure and processing

What absorbs more of the long wavelength radiation not useful in producing diagnostic imaging?

Aluminum filter

As an x-ray operator, which of the following procedures will help reduce your x-ray exposure?

All these are correct

A darker than normal image on a processed radiograph is a result of:

Increased temperature of the developer

What exposure error is eliminated if the central ray is directed between the interproximal areas?

Horizontal overlapping

Anatomical structures that appear dark gray to black on a processed radiograph are described as being:

Radiolucent

On a processed radiograph, dental caries appear as:

Radiolucent

The overall lightness and darkness of an image is referred to as:

Detail

Which tissue is considered to be radiobiologically critical?

Thyroid

Which of the following statements about filmless digital systems are true?

All these statements are ture

The difference between the crest of one photon wave and then next is called:

Wavelength

A non-critical surface that does not penetrate tissue, but requires the use of Barrie's to prevent cross-contamination, includes the:

Exposure control

The two types of digital systems include:

Wired CCD and wireless PSP

Requires film mount information would include all of the following expect the:

Number of radiographs

Which of the following tissues is considered to be the most radioresistant?

Muscle and nerve

Darkroom infection control guidelines may include:

All these answers are correct

_______ is the time between exposure to radiation and time the effect becomes visible

Latent period

The technique of choice when utilizing the Rinns is:

Paralleling technique

When digital x-ray are used they require no film packs and no lead foil, and chemicals are needed to process the film

False

The most effective way to minimize cross-contamination between the patient and the operator is to:

Wear proper personal protective equipment

If a film produces a milky and not transparent look, this error is known as:

Over developed

Exposure to radiation can best be reduced for the patient by?

Using a fast speed film

How many minutes should you manually develop a radiograph and at what temperature?

5 minutes at 68 degrees F

The collar on a lead apron reduces the dose of radiation to the:

Thyroid

A radiograph that has not been properly washed will:

Turn brown with age

The aluminum filter in the x-ray tubehead reduces the dose of radiation received by the patient by:

Absorbing low penetrating long wavelengths

Digital radiographs are:

All these are correct

The two main purposes of the fixing solution are to expose the silver halide crystals, and to turn the entire crystals into a block of metallic silver

False

The purpose of this film is to a major portion of the maxilla or mandible on one film:

Occlusal

The following statements are true about panoramic x-ray except:

Produce enlarged image that is more accurate than a full mouth series

Before exposure of any type of radiographs you must obtain an informed consent from the patient

True

X-ray are produced when a high-speed electron strikes a:

Target

Whether using the manual or automatic processing techniques, improper handling can result in:

Film sticking films

X-ray filters are usually made of:

Aluminum

One of the advantages of being able to enhance a digital image is that:

Fewer retakes should be necessary

What are the three basic methods to reduce occupation exposure?

Position, distance, and shielding

A herringbone or tire track pattern on a radiograph is a result of:

Incorrect film placement

During a quality assurance check, safelight film fog was detected. This problem was most likely detected by:

Doing a coin test

Preventing cross-contamination when exposing dental film can be achieved by the use of :

Barrier film packets

The varying shades of gray on a processed radiograph are termed:

Contrast

The function of the raised embossed dot on the surfaces of the film is to determine the:

Right and left side of the mouth

The imagr sharpness on a processed radiograph is termed:

Detail

Solution exposure to air and light with the manual processing techniques can be avoided by using?

A tank cover