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WorksheetsRADT 1085 Unit II (Pathology, Informatics and QM)
Total questions: 37
Worksheet time: 19mins
The timer accuracy tool called a spin top can test which type of generator phase equipment?
Single phase
Three phase
High frequency
Any of these
Compared to CRTs, AMLCDs _______.
have less noise
generate less heat
can be viewed from all angles
use an electron ray gun in a raster pattern
Today, almost all digital images in medical imaging are viewed and interpreted on a __.
view box
CRT device
digital display device
television monitor
The ambient light at a digital image workstation should be __.
daylight bright
dimmed to reduce eye strain
complete darkness
PACS stands for __.
Processing, Applications, and Computer Storage
Processing, Archiving, and Computer Storage
Physician Applications and Communication Systems
Picture Archiving and Communication Systems
The national standard for image transmission in teleradiology is the __ format.
RIS
DICOM
MB
PACS
Which is not a part of PACS?
Film storage
A display system
A network
Image aquisition
A digital display monitor is best viewed __.
straight on
from above
from below
at a 30 degree angle
A digital display device with higher # of megapixels has better spatial resolution.
True
False
SMPTE stands for the __.
Standards of Medical Practice and Television Electronics
Standards of Medical Practice and Technical Electronics
Society of Motion Picture and Television Engineers
Society of Medical Physicians and Technical Engineers
The measured kVp should be within ±__% of the kVp indicated on the console.
5 - 10
15 - 20
30
50
A QC program should include __, routine performance monitoring, and maintenance.
acceptance testing
outcome analysis
calibration
personnel monitor
Comparing the mR output at 50 mA at 0.2 sec, 100 mA at 0.1 sec, and 200 mA at 0.05 sec is part of a test for __.
reproducibiilty
linearity
uniformity
latitude
Filtration is measured with __ measurements.
caliper
photometer
slit camera
half value layer
The collimator must be accurately aligned to within ±__% of the SID.
2
5
10
12
Medical facilities have quality control programs in place in order to __.
have TJC approval and accreditation
ensure quality patient care
receive payment from insurance companies
do all of these
The acronym WAN stands for:
Wide Arena Network
Word Archive Network
Wide Area Network
Wide Area Nesting
Attenuation is the combined result of:
Scatter
Absorption
Brems
Transmission
Which factors of human tissue affect attenuation?
Thickness
Atomic number
Mass density
Sharpness of an image refers to:
spatial resolution
constrast
exposure
attenuation
Additive pathological conditions will:
increase the attenuation of the beam
require increase exposure to maintain IR exposure index
possibly increase the overall atomic number of a tissue
decrease the attenuation of the beam
Which of the following is considered an "additive" disease process?
Edema
PTX
Osteoporosis
COPD
Which of the following is considered a "destructive" disease process?
Pneumonia
Ascities
Multiple myeloma
Ankylosing spondylitis
What program type monitors a patient's overall experience in a radiology department?
Quality control
Quality assurance
Technologist control
Quality assessment
Operating above 70 kVp, how much filtration is required for x-ray tubes?
1 mm Al
2 mm Al
2.5 mm Al
3.5 mm Al
How often should CR imaging plates be cleaned?
Daily
Weekly
Monthly
Annually
The ideal brightness and contrast levels should never be changed at the monitor.
True
False
How often should CR imaging plates be erased?
Daily
Weekly
Monthly
Annually
Identify this test pattern
AAPM
ACR
SMPTE
TEST
Fluoroscopy exposure rate at the tabletop level should not exceed:
10 mGya/min
10 mGya/hr
88 mGya/min
88 mGya/hr
Phantoms are used in tomography units to test:
section level
section thickness
exposure angle
spatial resolution
How often should lead aprons be inspected for cracks/holes, under fluoro?
Daily
Weekly
Monthly
Annually
Linearity measurements can vary +/- ____% for adjacent mA stations.
1
5
10
50
Reproducibility output measurements can vary +/- ____%
1
2
5
10
What program monitors instruments and equipment in the radiology department?
Quality management
Quality control
Quality assessment
Quality assurance
Which of the following is considered "Long term" tier of storage?
Local hard drive
Thumbdrive
RAID
Jukebox
Which of the following is/are examples of Biomedical Informatics Platform?
PACS
RIS
HIS
All of these
