Ch. 9 PACS Test

Question 1

PACS stands for:

Answer 1

picture archiving and communication system

Question 2

DICOM was first released in

Answer 2

1985

Question 3

The fundamental parts of PACS are:

Answer 3

• image acquisition
• display workstations
• archive server

Question 4

T/F - Any computer used to view digital images is a display workstation.

Answer 4

true

Question 5

T/F - Display workstations will always have some form of PACS software.

Answer 5

true

Question 6

The central part of PACS, this houses both historic and current data.

Answer 6

archive server

Question 7

How a process is done step by step, or how a task is completed.

Answer 7

workflow

Question 8

Defined as the hardware and software infrastructure of a computer system.

Answer 8

system architecture

Question 9

The three common PACS architectures are:

Answer 9

• client/server
• distributed
• web-based

Question 10

T/F - Client-based systems allow for images to be viewed from any workstation without any other intervention.

Answer 10

true

Question 11

T/F - Client-based systems allow multiple users to read the same study at the same time.

Answer 11

false

Question 12

These PACS systems are also known as stand-alone models.

Answer 12

distributed

Question 13

In distributed systems, images are stored ___ until they are pushed to the archive.

Answer 13

locally

Question 14

T/F - Web-based PACS allow for greater hardware flexibility.

Answer 14

true

Question 15

T/F - CRT monitors weigh much less than LCD monitors.

Answer 15

false

Question 16

T/F - LCD monitors require less maintenance and can be used in areas with greater amounts of ambient light.

Answer 16

true

Question 17

The number of pixels contained in a display.

Answer 17

resolution

Question 18

T/F - Mammography exams must be read on a 4K resolution monitor.

Answer 18

false

Question 19

T/F - CT exams can be read on a 1K resolution monitor.

Answer 19

true

Question 20

T/F - Radiologist reading stations will have the best possible monitors and hardware available.

Answer 20

true

Question 21

____ define how a set of images will be displayed on a monitor

Answer 21

hanging protocols

Question 22

This term means to move through a series of images frame by frame.

Answer 22

cine

Question 23

ROI means:

Answer 23

region of interest

Question 24

In which type of workstation can changes not be made to the patient demographics of an image set?

Answer 24

review station

Question 25

What workstation function will allow the user the ability to arrange a certain number of images per monitor per modality?

Answer 25

hanging protocols

Question 26

T/F - In a web-based system, images are sent directly from the modality to a display workstation for image interpretation.

Answer 26

false

Question 27

Which advanced image manipulation function will allow the radiologist to view several different anatomical planes from the original acquired sagittal images?

Answer 27

multiplanar reconstruction

Question 28

Which advanced image manipulation function will allow the technologist to join multiple images together as one?

Answer 28

stitching

Question 29

DICOM stands for:

Answer 29

digital imaging and communications in medicine

Question 30

Options available on the workstation that allow movement through menus, menu options, and image processing choices, as well as movement through a series or stack of images and/or patient image folders.

Answer 30

navigation functions

Question 31

T/F - Digital images displayed on a workstation would be considered hard copy.

Answer 31

false

Question 32

T/F - Digital images that have been printed and are displayed on a lightbox would be considered hard copy.

Answer 32

true