Dental Radiography - Chapter 8 - Study questions

dental-radiography-chapter-8-study-questions

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Question 1 of 1

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Match each term with its definition

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Discrete units of information that together constitute an image
Allowable radiation exposure able to produce a diagnostic image
Data represented by continously variable physical quantities
Shade levels from pure black to pure white visible in an image
Discernable separation of closely adjacent image details

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gray scale
spatial resolution
pixels
analog
dynamic range

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A digital radiographic image exists as bits of information in a computer file. A computer file converts this information into an image that appears on a monitor.

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The larger the number of pixels in an image the sharper the spatial resolution, BECAUSE each pixel stores a number representing a different shade of gray.

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Each of the following is needed to produce digital radiographic images. Choose all that apply.

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Each of the following dental x-ray machine parameters is considered ideally suited to producing quality digital radiographic images. Choose all that apply.

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Which of the following is true regarding digital subtraction?

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Digital sensors are made up of _ that are arranged __.

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The dynamic range of a digital image receptor is wider than the dynamic range of radiographic film. A digital image receptor with a wide dynamic range requires precise exposure settings to produce acceptable image density and contrast.

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Which digital image receptor has the widest dynamic range?

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Which digital image receptor captures and stores x-ray energy until stimulation by a laser beam converts it into a digital image?

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Digital radiography requires less radiation exposure to produce an image than film-based radiography because the

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Each of the following describes PSP plates. Choose all that apply.

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Dental Radiography - Chapter 8 - Study questions

Question 1 of 1

Time Left

Match each term with its definition

Match the text (click and drag)

(0/0)

Discrete units of information that together constitute an image

Allowable radiation exposure able to produce a diagnostic image

Data represented by continously variable physical quantities

Shade levels from pure black to pure white visible in an image

Discernable separation of closely adjacent image details

gray scale

spatial resolution

pixels

analog

dynamic range

A digital radiographic image exists as bits of information in a computer file. A computer file converts this information into an image that appears on a monitor.

Select the correct answer(s).

(0/0)

The larger the number of pixels in an image the sharper the spatial resolution, BECAUSE each pixel stores a number representing a different shade of gray.

Select the correct answer(s).

(0/0)

Each of the following is needed to produce digital radiographic images. Choose all that apply.

Select the correct answer(s).

(0/0)

Each of the following dental x-ray machine parameters is considered ideally suited to producing quality digital radiographic images. Choose all that apply.

Select the correct answer(s).

(0/0)

Which of the following is true regarding digital subtraction?

Select the correct answer(s).

(0/0)

Digital sensors are made up of _______ that are arranged ________.

Select the correct answer(s).

(0/0)

The dynamic range of a digital image receptor is wider than the dynamic range of radiographic film. A digital image receptor with a wide dynamic range requires precise exposure settings to produce acceptable image density and contrast.

Select the correct answer(s).

(0/0)

Which digital image receptor has the widest dynamic range?

Select the correct answer(s).

(0/0)

Which digital image receptor captures and stores x-ray energy until stimulation by a laser beam converts it into a digital image?

Select the correct answer(s).

(0/0)

Digital radiography requires less radiation exposure to produce an image than film-based radiography because the

Select the correct answer(s).

(0/0)

Each of the following describes PSP plates. Choose all that apply.

Select the correct answer(s).

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Each of the following is a possible limitation of CMOS-APS technology over film-based imaging. Choose all that apply.

Select the correct answer(s).

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Digital sensors are made up of _ that are arranged __.