Lesson 13 - Specimen Handling, transport, and processing Flashcards

1
Q

How long should it take to deliver a timed specimen to the lab?
A. 20 minutes\
B. 30 minutes
C. 40 minutes

A

D. 45 minutes

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2
Q

What are the specimens that need to be kept at a certain temperature called?
A. Temperature liable specimens
B. Thermal liable specimens
C. Thermolabile specimens

A

C. Thermolabile specimens

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3
Q

Which of the following are reason why specimens may be rejected.
A. improper ID
B. hemolysis has occurred
C. incorrect tubage
D. not enough blood
E. all of the above

A

E. all of the above

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4
Q

True or false: any blood specimen that is not centrifuged or delivered to the lab within 45 minutes must be refrigerated.

A

True.

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5
Q

What PPE is required to process lab specimens?

A

Face cover, lab coat, & gloves

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6
Q

True or false: it is okay to place 7 tubes in the centrifuge at the same time.

A

False, you should place 6 or 8 to keep the centrifuge balanced with an even number of tubes.

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7
Q

Computer printed specimen labels have barcodes on them to reduce errors. This is an example of the lab using..
A. Excess printer ink
B Informatics
C. Mnemonics
D. Photosensitivity

A

B Informatics

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8
Q

What can be prevented with gentle inversion of blood collection tubes?
a. Hemolysis
b. Contamination
c. Aliquots
d. All the above

A

a. Hemolysis

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9
Q

While in central processing of the laboratory, what is a risk for the phlebotomist for which he or she must wear PPE for protection when removing a stopper from a collection tube?
a. Aliquots
b. Aerosol
c. Imbalance
d. Accession

A

b. Aerosol

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10
Q

What should the phlebotomist do if a specimen is photosensitive?
a. Place the specimen in an ice slurry
b. Keep the specimen at body temperature
c. Wrap the specimen in aluminum foil
d. None of the above

A

c. Wrap the specimen in aluminum foil

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11
Q

Trye or false: When a specimen first arrives in the laboratory in central processing, it is marked with an aliquot number for cataloging.

A

False, When specimens first arrive in the laboratory, they are sorted, and ACCESSION numbers are assigned to identify and catalog samples.

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12
Q

Which two components of blood are separated during centrifugation?
a. Lactic acid and Ammonia
b. Serum and Plasma
c. Aliquots and Aerosol
d. Cryoglobulin and Cryofibrinogen

A

b. Serum and Plasma

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13
Q

True or false: The pneumatic tube system is a method of transport that some larger facilities use to transport specimens to the laboratory.

A

True

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14
Q

True or false: When one specimen needs to be centrifuged, the phlebotomist will place a water-filled tube across from the sample in the centrifuge to prevent imbalance and breakage.

A

True

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15
Q

Samples collected for ammonia and lactic acid levels are thermolabile specimens and must be placed in which of the following immediately after the draw?
a. Refrigerator
b. Ice slurry
c. A&B are correct
d. Aluminum foil

A

c. A&B are correct

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16
Q

True or false: A specimen that must be kept warm is kept at body temperature, which is 98.6°F or 37°C.

A

True

17
Q

Which is a term for electronic methods of processing specimens?
a. Centrifugation
b. Informatics
c. Thermolabile
d. Ratios

A

b. Informatics