Chapter 8 Terms Flashcards

1
Q

Primary factor that influences contrast in digital imaging

A

Look Up Table (LUT)

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2
Q

Determines the range of data in a histogram model that is to be displayed.

A

Value of Interest (VOI)

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3
Q

Graphical representation of a data set.

A

Histogram

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4
Q

Selections of a region of the digital image data set for statistical analysis.

A

Region of Interest (ROI)

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5
Q

A common computer language that allows other systems of PACS to communicate with each other (printers, workstations, etc.)

A

DICOM

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6
Q

Information system responsible for patient information coming from the imaging department

A

Rad information System (RIS)

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7
Q

Primary information system designed to manage healthcare data such as EMR’s, patient workflow and billing

A

Hospital information system (HIS)

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8
Q

A network used for transmission and exchange of patient images, data, storage, viewing and workstations.

A

Picture archiving and communication system (PACS)

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9
Q

A process where the computer analyzes the histogram and compares it to a preestablished histogram.

A

Histogram Analysis

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10
Q

A health record that covers the full range of a patients health history and can be communicated through different networks

A

Electronic Health Record

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11
Q

A health record that is a digitization of a patients medical record thats used for diagnoses and treatment

A

Electronic Medical Record (EMR)

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12
Q

Software function that enhances sharp edges

A

Edge Enhancment

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13
Q

Software function that combines multiple images into a single image

A

Stitching

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14
Q

A noise reduction filter that can change image appearance by smoothing out the image noise to make is less visible

A

Smoothing

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15
Q

A digital process that adjusts the original histogram of an image to match the expected histogram

A

Rescaling

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16
Q

The useful imaging area of the digital IR

A

Field of View (FOV)

17
Q

The range of exposure intensities an IR can respond to

A

Dynamic Range