Dental Radiography - Chapter 8- Quiz - (long version) - Digital Radiography and Image Acquisition

dental-radiography-chapter-8-quiz-long-version-digital-radiography-and-image-acquisition

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Digital image is composed of structurally ordered pixels. More pixels in an image results in higher resolution and sharper image.

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The number and size of pixels determines spatial resolution. Greater the spatial resolution, the sharper an image looks.

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______ refers to the number of shades of gray.

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What is "probably" most important characteristic of radiographic image

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What are needed in order to acquire a digital image?

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What are the two types of Digital Image receptors?

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Which digital image receptors allows Almost instantaneous image viewing?

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Which digital image receptors has increased spatial resolution?

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In Direct Digital Imaging, Sensors are based on _ technology or _.

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CMOS-APS sensors have a narrower dynamic range than CCD sensors.

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Indirect Digital Imaging Replaces film with a photostimulable phosphor (PSP) plate

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Each PSP plate can be exposed only one time until the scanning step reads the latent image.

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PSP plates must be erased by exposing them to bright light before another use.

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Dental Radiography - Chapter 8- Quiz - (long version) - Digital Radiography and Image Acquisition

Question 1 of 1

Time Left

Digital image is composed of structurally ordered pixels. More pixels in an image results in higher resolution and sharper image.

Select the correct answer(s).

(0/0)

The number and size of pixels determines spatial resolution. Greater the spatial resolution, the sharper an image looks.

Select the correct answer(s).

(0/0)

______ refers to the number of shades of gray.

Select the correct answer(s).

(0/0)

What is "probably" most important characteristic of radiographic image

Select the correct answer(s).

(0/0)

What are needed in order to acquire a digital image?

Select the correct answer(s).

(0/0)

What are the two types of Digital Image receptors?

Select the correct answer(s).

(0/0)

Which digital image receptors allows Almost instantaneous image viewing?

Select the correct answer(s).

(0/0)

Which digital image receptors has increased spatial resolution?

Select the correct answer(s).

(0/0)

In Direct Digital Imaging, Sensors are based on _________ technology or _________.

Select the correct answer(s).

(0/0)

CMOS-APS sensors have a narrower dynamic range than CCD sensors.

Select the correct answer(s).

(0/0)

Indirect Digital Imaging Replaces film with a photostimulable phosphor (PSP) plate

Select the correct answer(s).

(0/0)

Each PSP plate can be exposed only one time until the scanning step reads the latent image.

Select the correct answer(s).

(0/0)

PSP plates must be erased by exposing them to bright light before another use.

Select the correct answer(s).

(0/0)

PSP plates have a wider dynamic range and are less sensitive to variations in radiation exposure than both CCD and CMOS-APS technology

Select the correct answer(s).

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In Direct Digital Imaging, Sensors are based on _ technology or _.