The system that holds a specific patient’s chart information, and not usually the patient's previous exam images is the

electronic medical record (EMR).

All of the following are components of a PACS except

independent kilovoltage peak and milliampere-second stations.

Which of the following statements is not true?

Changing the matrix and the FOV will never change the size of the pixel.

The computer Ports include which of the following types:(Select all that apply.)

Parallel, USB, SCSI, Serial, IDE

Which of the following are true regarding (PACS)?(Select all that apply.)

Serves as the file room, reading room, duplicator, and courier., Provides image access to multiple users at the same time., Network computers, servers, and archives used store digital images., Can accept any image that is in DICOM format.

a microprocessor found on the motherboard.

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Questions 87

Answers

1
The acronym RIS stands for ______ system.
radiology integrated
redundant information
reading integrated
radiology information
2
Proper patient demographic input is the responsibility of the
QC manager.
transporter.
radiologist.
technologist.
3
The almost universally accepted standard for exchanging medical images is known as
ACR.
TCP/IP.
NEMA.
DICOM.
4
The purpose of the barcode label is to match the image information with the
imaging plate.
technologist.
radiographic room.
patient identifier.
5
How dark or light a digital image appears on a display monitor is known as
brightness.
contrast resolution.
density.
spatial resolution.
6
A computer network that spans a large area such as a continent or earth hemispheres is known as a
client-based network.
WAN.
peer-to-peer network.
large area network.
7
Window width controls the ratio of black and white, also known as
contrast.
matrix.
level.
window.
8
A device that provides the interface between the computer and network is known as a
network interface card.
network connection card.
computer interface chip.
computer connection chip.
9
The microprocessor uses the BIOS during
start-up diagnostics.
the stand-by mode.
binary process
the shutdown process.
10
Critical characteristics of a digital image include all of the following except
analog sample resolution.
dose efficiency of the receptor.
contrast resolution.
noise efficiency.
11
The fastest and most versatile port is the
SCSI.
USB.
serial port.
parallel port.
12
The system that holds a specific patient’s chart information, and not usually the patient's previous exam images is the
MRI.
picture archival and communication system (PACS).
electronic medical record (EMR).
DICOM.
13
Many PACS reading stations also have image-processing capabilities.
True
False
14
Def of Analog: Recorded as multiple numeric values are divided into array of small elements processed in diff ways.
False
True
15
Incorrect patient demographic information is unimportant in a PACS.
False
True
16
A GUI is best known as a(n) __________ on a monitor.
file command.
memory unit.
icon or graphic.
word command.
17
Computers used in the MRI department consist of input, output, and processing devices.
False
True
18
“Write once, read many” is represented by which of the following identifiers?
RW
R
ROI
ROM
19
Spatial Resolution:imaging system to demonstrate small details and a smaller pixel size means lower spatial res.
False
True
20
The network connection that uses glass threads to transmit data is
coaxial.
infrared.
twisted pair.
fiber optic.
21
The process of joining two or more images into one continuous image is known as image
stitching.
connection.
lacing.
annotation.
22
The collection of connectors that link the PC to various peripherals is known as
ports.
piers.
terminals.
docks.
23
Solid State Drives (SSD) currently have higher storage capacities and lower per megabyte costs versus most Hard Drives.
False
True
24
The number of bits per pixel is known as bit
height.
pitch.
depth.
width.
25
The operating system software acts as a bridge between applications and hardware.
True
False
26
Digital:multiple numeric values and are divided into small elements that can be processed in many differerent ways.
True
False
27
All of the following are components of a PACS except
reading stations.
multiple interfaces.
independent kilovoltage peak and milliampere-second stations.
web access.
28
If a PC had a 5.0-GHz CPU, it would have a system clock that would tick ______ billion times per second.
1
3
7
5
29
To a computer: the keyboard, mouse, scanner, barcode reader, and microphone are ________________ devices.
Input
Processing
Output
None of these are correct.
30
Which of the following statements is not true?
Changing the matrix and the FOV will never change the size of the pixel.
FOV can change without affecting the matrix.
Matrix size can change without affecting the FOV.
Changing the matrix or the FOV will change the size of the pixel.
31
Binary code is a computer language based on
ones and tens.
ones and twos.
ones and zeros.
Zeros and ones
32
Two or more objects sharing resources and information or computers, and servers interconnected channels
wide area network (WAN) only.
computer network.
local area network (LAN) only.
television network.
33
The basic picture element is known as a
matrix.
pixel.
bit.
dot.
34
To a computer: the Motherboard, microprocessor, BIOS, bus, memory, ports, and CMOS are ________________ devices.
inexpensive
Processing
Output
Input
35
The computer Ports include which of the following types:(Select all that apply.)
Parallel
NEMA
USB
SCSI
Serial
IDE
36
Which of the following are part of PACS:1. image acquisition.2. display workstation.3. archive servers.
2 and 3
1 and 2
1 and 3
1, 2, and 3
37
A universally and international accepted standard for exchanging medical imaging via a networked is
HL-7.
HIPAA.
DICOM.
All of these are correct.
38
Which of the following are true regarding (PACS)?(Select all that apply.)
Serves as the file room, reading room, duplicator, and courier.
Provides image access to multiple users at the same time.
Consists of a single computer.
Network computers, servers, and archives used store digital images.
Can accept any image in any format.
Can accept any image that is in DICOM format.
39
The size of the pixel is determined by the
bit depth.
bit.
byte.
matrix.
40
The ability of an imaging system to demonstrate small details of an object is known as
contrast resolution.
spatial resolution.
image likeness.
dynamic range.
41
RAM is
long term for open programs.
long term for closed programs.
temporary for the CPU.
permanent for the CPU.
42
The least expensive multi-hospital computer network to install is a
CT scanner.
WAN.
MRI scanner.
LAN.
43
The most common connection medium for a LAN is
fiber optic.
twisted pair.
coaxial.
infrared.
44
The CPU is
an external storage device.
the PC encasement.
a microprocessor found on the motherboard.
a stand-alone microprocessor.
45
The ability of a digital system to display subtle changes in shades of gray is called
image quality.
spatial resolution.
contrast resolution.
dynamic range.
46
All of the following are major computer operating systems except
Hologic.
Windows.
UNIX/Linux.
Macintosh.
47
The SCSI port is the slowest and least versatile way for a PC to communicate with its peripherals.
False
True
48
Brightness on a display monitor refers to the overall bright and dark appearance of an object on the image.
True
False
49
The amount of detail present in any image is known as ______ resolution.
optical
contrast
spatial
density
50
Most network interface cards plug directly into the
motherboard.
audio/video port.
CD drive.
USB port.
51
Computer memory is measured in
joules.
hertz.
pixels.
bytes.
52
The higher the number of pixels in a given matrix, the
lack of effect on image resolution.
smaller the image.
lower the image resolution.
higher the image resolution.
53
RAM is an acronym for ______ memory.
random access
rapid access
read alternative
read access
54
The biggest advantages of wireless networks are
the cost and location from source.
mobility and convenience.
the size and shape of transmitters.
wall thickness and composition.
55
DICOM is a standard that allows imaging modalities and PACS to communicate in the same language.
True
False
56
Contrast Resolution directly refers to the ability of the digital system to display ___________.
Causes changes in the imaging detail of objects.
Always requires a contrast agent in MRI.
indirectly related to the bit depth of the pixels in the image
directly related to the bit depth of the pixels in the image.
57
An archive query retrieves images from the PACS based on any of the following except
examination date.
anatomical area.
technologist anatomical number.
patient name.
58
The BIOS is used _____________.(Select all that apply.)
to run the start-up diagnostics on the system.
to make sure all of the peripherals are functioning properly.
acts as the intermediary between the operating system and hardware.
the boot-up process of the computer to help bring the computer to life.
59
The most fragile type of network connection is
coaxial.
twisted pair.
infrared.
fiber optic.
60
HL-7 standards are generally used in communication between the (HIS) and the (RIS).
True
False
61
The acronym PACS stands for ______ system.
picture archival and communication
picture archival and control
physical archive and compression
physical archive and communication
62
Cable consisting of a center conducting wire surrounded by insulation and a grounded shield of braided wire is called
twisted pair.
coaxial.
fiber optic.
infrared.
63
A computer network is defined as:
None of the above
Both answers are correct.
computers, terminals, servers interconnected by communication channels.
two or more objects sharing resources and information
64
The computer's CPU is _______________.(Select all that apply.)
a microprocessor found on the motherboard.
a hard drive of massive processor storage used to store images.
a SSD macro-processor.
the “brains” of the computer.
65
One of the early goals related to the development of PACS was to
provide a means to move battlefield images to an established hospital.
allow radiologists to read stat films from a hospital while at home.
reduce costs related to overstaffing.
eliminate the need for chemical processing.
66
The ability to send images to local network stations can be accomplished using the
QC query.
manual send function.
patient demographic input.
archive query.
67
Each pixel in a matrix is called a
bit.
picture element.
matrix element.
byte.
68
Which of the following is considered a geographic category of computer networks?
Magnetic resonance imaging (MRI) scanner
Computed tomography (CT) scanner
LAN
Computed radiography reader
69
Which of the following are true regarding Digital Imaging?(Select all that apply.)
Analog images can be networked via computers to various locations.
None of the above
Images can be networked to various locations.
In radiology, 1970s with the development of CT
Any image acquisition process that produces an electronic image.
Images can be viewed and manipulated on a computer.
70
Wireless connections require all except which one of the following?
Infrared or radiofrequencies
Transmitter/receiver
Physical cabling
Consideration of wall thickness
71
To a computer: the monitor, printer, and speakers are ________________ devices.
Input
Processing
inexpensive
Output
72
Early picture archival and communication systems were first developed
in Canada.
by NASA.
by the U.S. military.
by NCAA
73
All of the following are common SCSI devices except the
CD-ROM.
printer.
hard drive.
modem.
74
Computer Definition: a non-programmable electronic device that can store, retrieve, and process data.
True
False
75
Hard drives are the slowest part of the PC because they are both electrical and mechanical.
True
False
76
One of the functions of the heavy metal case is to shield the components from external radio frequencies.
True
False
77
The power supply is designed to absorb most of the force of a power surge to the computer.
False
True
78
Teleradiography traditionally incorporates ______ to send/transfer radiographic images.
satellite feeds
telephone lines
T1 cables
cable lines
79
To a computer, 1 bit = __________ bytes.
4
16
8
2
80
Term is used to describe the reading of images outside of the hospital walls, generally at home or in remote locations?
Teleradiology
Home-based reading
Long-range reporting
Offsite reporting
81
How many bits make up four bytes?
64
32
16
8
82
The power supply is designed to absorb most of the force of a power surge to the computer.
False
True
83
The series of connections, controllers, and chips that create the information highway within the PC is what?
memory.
BUS.
motherboard.
BIOS.
84
RIS is specific to
patient billing.
the patient.
the hospital.
radiology.
85
Which of the following are characteristics of a Digital Image?(Select all that apply.)
A digital image begins as an analog signal.
Efficiency (of the receptor)- Example: RF Coil
Characteristics of a digital image are: spatial, contrast resolution.
computer data processing, the image becomes digitized.
86
If the number of ______ increase(s) on a monitor, resolution _______.
matrices; decreases
pixels; improves
dot pitch; improves
pixels; decreases
87
Which of the following are true regarding MRI?(Select all that apply.)
Some of Sir Godfrey Hounsfield's work is used in MRI.
Pioneering began after a published article by Paul Lauterbur in 1973.
Dr. Raymond Damadian was the first to identify the use of NMR/MRI
Introduced commercially in the early 1980s

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