Lesson 13 - Specimen Handling, transport, and processing

Question 1

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

Answer 1

D. 45 minutes

Question 2

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

Answer 2

C. Thermolabile specimens

Question 3

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

Answer 3

E. all of the above

Question 4

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

Answer 4

True.

Question 5

What PPE is required to process lab specimens?

Answer 5

Face cover, lab coat, & gloves

Question 6

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

Answer 6

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

Question 7

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

Answer 7

B Informatics

Question 8

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

Answer 8

a. Hemolysis

Question 9

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

Answer 9

b. Aerosol

Question 10

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

Answer 10

c. Wrap the specimen in aluminum foil

Question 11

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

Answer 11

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

Question 12

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

Answer 12

b. Serum and Plasma

Question 13

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

Answer 13

True

Question 14

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.

Answer 14

True

Question 15

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

Answer 15

c. A&B are correct

Question 16

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

Answer 16

True

Question 17

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

Answer 17

b. Informatics