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Computers and Specimen Handling and Processing Flashcards | StudBud
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Computers and Specimen Handling and Processing
Computers and Specimen Handling and Processing
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Questions
30
Answers
1
Which of the following is used by the lab to identify a specimen throughout the testing process
accession number
mnemonic code
password ID
hospital number
2
Which of these is a source of preanalytical error that occurs before specimen collection?
misidentified patient
mislabeled specimen
wrong collection time
dehydrated patient
3
Which of the following needs to be be chilled ?
Ammonia
cold agglutinin
bilirubin
serum protein
4
An example of a preanalytical error happening during specimen processing is
inadequate centrifugation
insufficient centrifugation
insufficient specimen
faulty collection technique
5
Which of the following activities is least likely to take place in central processing or triage
sorting by department
accessing or logging
evaluation for suitability
analysis and reporting
6
A specimen would most likely be accepted for testing despite which of the following problems?
QNS
incomplete identification
expired evacuated tube
no phlebotomist initials
7
Lab inspection for compliance with shipping regulations and imposing penalties for noncompliance can be done by the US
IATA
biobank
DOT
central processing
8
Critical values are also called
Panic values
unstable values
alarm values
at risk values
9
What type of specimens must be processed before routine specimens?
ASAP
Timed
all options are correct
STAT
10
Which of the following would
NOT
be considered a preanalytical error?
failing to mix an additive tube
using the wrong order of draw
misreporting patient results
mislabeling an aliquot tube
11
A barcode is
unique number given to each test request for ID purposes
codded instruction needed to control computer hardware
confidential computer data storage unit
series of bars and spaces representing numbers or letters
12
Which statement describes proper centrifuge operation
centrifuge serum specimens before they start to form noticeable clots
place tubes of equal size and volume opposite each other for balance
remove evacuated tube stoppers before placing them in centrifuge
never centrifuge both serum and plasma specimens in same centrifuge
13
Which of the following collection circumstances is least likely to result in delayed clotting of a serum sample
patient has elevated white blood cells
specimen is chilled soon after being collected
Patient is taking an anticoagulant medication
collection was difficult, hemolyzing red blood cells
14
According to CLSI, the max time limit for separating serum or plasma from cells is
15 mins
2.0 hrs
30mins
1.0 hrs
15
_____ is the permanent computer memory that instructs the computer to carry out user-requested operations
RAM
ROM
LIS
CPU
16
The handling of a specimen before it is actually tested is part of the _____ phase
preanalytical
postanalytical
mnemonic
analytical
17
Transporting blood specimens with the stopper up has nothing to do with
maintaining sterility of the specimen
reducing agitation caused hemolysis
encouraging complete clot formation
minimizing stopper caused aerosols
18
A test sample that is not recommended to be sent in a pneumatic tube is
alkaline phosphate
serum potassium
blood creatinine
total bilirubin
19
Which of the following specimens are least likely to require special handling
bilirubin and serum folate
homocysteine and renin
gastrin and lactic acid
cholesterol and uric acid
20
A pneumatic tube is a
tube connection between two computers
pressurized air transportation system
temporary computer data storage unit
type of collection tube for blood gases
21
A specimen arrive with less volume than is needed for the test, it will be noted why it was rejected by the abbreviation
ROM
RAM
QNS
LIS
22
Applications software called "middleware"
accepts data download from POC instruments
controls user-requested computer operation
is considered temporary or secondary storage
is the computer equipment used to process data
23
Which can be centrifuged immediately upon arrival in specimen processing
calcium in a green top tube
blood culture in an SPS tube
CBC in a lavender stopper tube
Creatinine in an SST tube
24
Which of the following represents improper aliquot preparation?
carefully pouring the contents into the aliquot tube
all options are correct
Removing the stopper behind a splash sheild
capping the aliquot tube immediately
25
Use of one of the newer technologies, RFID, is emerging in healthcare as a
method of specimen identification
test code for chemistry analyzers
mnemonic for strong disinfectants
computer program for interfacing
26
CLSI and OSHA guidelines do not require specimen transport bags to have
a visible biohazard sign
shock resistance features
slip pockets for paperwork
liquid tight closure tops
27
Which of the following is the best way to prepare routine blood specimen tubes for transportation to an off site lab
seal the tubes in plastic bags
wipe each tube with alcohol
place tube in an ice slurry
wrap the tubes with the requisitions
28
Which organization develops standards for specimen handling and processing?
FDA
CLIA
CDC
CLSI
29
According to CLSI _____ _______ tubes should be placed upright as soon as they are mixed
sodium citrite
gel barrier
blood culture
trace element
30
The process of entering a password and gaining access to a computer is called
accessioning
logging on
networking
interfacing
