Imaging; Ch. 2 Digital Imaging Characteristics

An image formed by recording a continuous changing signal is known as

• analog

• matrix

• field of view

• DI

Tags

NGSS.HS-PS4-5

The arrangement of pixels in rows and columns is known as

• analog

• matrix

• field of view

• DI

The amount of tissue included in the image is referred to as

• analog

• matrix

• field of view

• DI

The measurement of the radiation that was incident on the image receptor for a particular exposure is known as

• analog

• KIND

• field of view

• DI

Tags

NGSS.HS-PS4-3

The difference between the actual exposure and the target exposure is known as the

• analog

• matrix

• field of view

• DI

Contrast resolution is a digital system’s ability to

• convert analog to digital

• decrease matrix size

• show small differences in gray levels

• respond to varying levels of exposure

Dynamic range is the ability of a digital imaging system to respond to varying levels of exposure.

• True

• False

Spatial resolution in digital imaging is dependent on pixel size.

• True

• False

The best component in a digital system will determine the resolution in a digital image.

• True

• False

Which of the following measures the efficiency of a system to convert the x-ray input signal into a useful output image?

• analog

• DQE

• field of view

• DI

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5