Take Home Quiz Chapter 12
- 1.A mnemonic is a:
- A.
Memory aid.
- B.
Number code.
- C.
Program icon.
- D.
Secret phrase.
- 2.A barcode is a:
- A.
Coded instruction needed to control computer hardware.
- B.
Confidential computer code that is required by the HIPAA
- C.
Series of bars and spaces representing numbers or letters.
- D.
Unique number given to each test request for ID purposes.
- 3.A pneumatic tube is a:
- A.
Pressurized air transportation system.
- B.
Temporary computer data storage unit.
- C.
Tube connection between two computers.
- D.
Type of collection tube for blood gases.
- 4.This is permanent computer memory that instructs the computer to carry out user-requested operations.
- A.
CPU
- B.
LIS
- C.
RAM
- D.
ROM
- 5.What is output?
- A.
Coded instruction used in computer processing
- B.
Information collected for analysis or computation
- C.
Processed information generated by the computer
- D.
Storage units for sharing information and resources
- 6.Which one of the following methods should never be used to prevent exposure to aerosols generated when the stopper is removed from a specimen tube?
- A.
Covering the stopper with a 4 X 4-inch gauze while removing it
- B.
Removing the stopper with the tube held behind a shield
- C.
Using a specially designed safety stopper removal device
- D.
Withdrawing the specimen through the stopper by syringe
- 7.Which one of the following describes proper aliquot preparation?
- A.
Immediately covering aliquot tubes after transferring the specimen
- B.
Labeling tubes after pipetting the sample into the aliquot tube
- C.
Pouring plasma from different additive tubes into one aliquot tube
- D.
Pouring samples into aliquot tubes instead of using transfer pipettes
- 8.This organization developes standards for specimen handling and processing.
- A.
CDC
- B.
CLIA
- C.
CLSI
- D.
FDA
- 9.Interlace means:
- A.
Checking quality control results on instrumentation.
- B.
Entering data into a laboratory information system.
- C.
Interaction through the connection of computers.
- D.
Standardizing all laboratory ordering and testing.
- 10.ESR determinations on specimens held at room temperature must be made within:
- A.
1 hour.
- B.
4 hours.
- C.
12 hours.
- D.
24 hours.
- 11.Which of the following is the best way to prepare routine blood specimen tubes for transportation to the lab?
- A.
Place the tubes in ice slurry.
- B.
Seal the tubes in plastic bags.
- C.
Wipe each tube with alcohol.
- D.
Wrap the tubes in the requisitions.
- 12.Which of the following specimens are least likely to require special handling?
- A.
Bilirubin and serum folate
- B.
Cholesterol and uric acid
- C.
Gastrin and lactic acid
- D.
Homocysteine and renin
- 13.This is an example of a preanalytical error made at the time of collection.
- A.
Delay in transporting
- B.
Failing to mix tubes
- C.
Incomplete requisition
- D.
Waiting to centrifuge
- 14.Transferring specimens into aliquot tubes has inherent risks. Which of the following involves the least amount of risk?
- A.
Aerosols created during transfer
- B.
Aliquot tubes that are prelabeled
- C.
Serum and plasma's similar color
- D.
Specimens that are biohazardous
- 15.This is a source of preanalytical error that occurs before specimen collection.
- A.
Dehydrated patient
- B.
Misidentified patient
- C.
Mislabeled ETS tube
- D.
Wrong collection time
- 16.HIPAA was enacted to:
- A.
Examine all patient healthcare records.
- B.
Protect HCW from malpractice issues.
- C.
Provide guidelines for sharing of PHI.
- D.
Standardize patient electronic records.
- 17.Special hand-held computer systems used in laboratory medicine are capable of:
- A.
Displaying what tubes to collect.
- B.
Generating labels for specimens.
- C.
Reading barcodes on ID bracelets.
- D.
All of the above
- 18.Critical values (test values that are considered life threatening) are also called:
- A.
Alarm values.
- B.
At-risk values.
- C.
Panic values.
- D.
Unstable values.
- 19.Which of the following would be a preanalytical error related to specimen storage
- A.
Exposure to light
- B.
Faulty technique
- C.
Inadequate fast
- D.
Underfilled tube
- 20.Which of the following would be a preanalytical error related to specimen transport?
- A.
Agitation-induced hemolysis
- B.
Contamination caused by dust
- C.
Incorrect collection tube
- D.
Strenuous, recent excercise
- 21.A USB drive is:
- A.
Network connection device.
- B.
Secondary storage device.
- C.
Terminal linking device.
- D.
Word processing device.
- 22.Cellular metabolism in specimens that have not been separated from the cells will affect which of the following analytes?
- A.
Amylase
- B.
Calcitonin
- C.
Hemoglobin
- D.
Triglycerides
- 23.Glycolysis by the cells in blood specimens can falsely lower glucode vlaues at a rate of up to:
- A.
50 mg/L per hour.
- B.
100 mg/L per hour.
- C.
200 mg/L per hour.
- D.
250 mg/L per hour.
- 24.Which of the following samples are time-sensitive?
- A.
Calcium collected in sodium heparin tubes
- B.
ESR determinations collected in EDTA tubes
- C.
PTT's that are stored at refrigerated temperature
- D.
All of the above
- 25.Which of the following temperatures is acceptable for a specimen that rquires transportation and handling at room temperature?
- A.
-20C
- B.
8C
- C.
25C
- D.
37C
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