Question 1

Which of the following is the only analyte unaffected by glycolysis?

Accepted Answer

A)  Glucose 
B)  Calcitonin 
C)  Hemoglobin 
D)  Phosphorus 
A)  Glucose 
B)  Calcitonin 
C)  Hemoglobin 
D)  Phosphorus C

Question 2

A unique identifying number used for cataloging samples in the lab is referred to as what kind of number?

Accepted Answer

A)  Accession 
B)  Aliquot 
C)  Lab 
D)  Safety 
A)  Accession 
B)  Aliquot 
C)  Lab 
D)  Safety A

Question 3

What is the major safety risk in removing stoppers from blood collection tubes?

Accepted Answer

A)  Aerosols 
B)  Aliquots 
C)  Breaking the tube 
D)  Needle puncture 
A)  Aerosols 
B)  Aliquots 
C)  Breaking the tube 
D)  Needle puncture A

Question 4

Whole blood specimens collected in EDTA are stable for how long?

Accepted Answer

A)  1 hour 
B)  12 hours 
C)  24 hours 
D)  48 hours 
A)  1 hour 
B)  12 hours 
C)  24 hours 
D)  48 hours

Question 5

What notation is used to indicate that the sample volume is insufficient for testing?

Accepted Answer

A)  EDTA 
B)  IFT 
C)  QNS 
D)  VIS 
A)  EDTA 
B)  IFT 
C)  QNS 
D)  VIS

Question 6

An analyte needs to be protected from light, but you do not have any amber tubes. What is another way to protect the specimen?

Accepted Answer

A)  Transport it as soon as possible and it will be acceptable. 
B)  Cover the specimen with aluminum foil. 
C)  Turn out all the lights during sample collection and transport it to the lab right away. 
D)  Stand the tube upright in a rack with other specimens on all sides surrounding the sample. 
A)  Transport it as soon as possible and it will be acceptable. 
B)  Cover the specimen with aluminum foil. 
C)  Turn out all the lights during sample collection and transport it to the lab right away. 
D)  Stand the tube upright in a rack with other specimens on all sides surrounding the sample.

Question 7

What is the maximum amount of time a glucose sample collected in a gray top tube can be held at room temperature without loss of viability?

Accepted Answer

A)  2 hours 
B)  12 hours 
C)  24 hours 
D)  48 hours 
A)  2 hours 
B)  12 hours 
C)  24 hours 
D)  48 hours

Question 8

How many times should tubes with additives be inverted after collection?

Accepted Answer

A)  None 
B)  1 to 5 
C)  5 to 10 
D)  10 to 15 
A)  None 
B)  1 to 5 
C)  5 to 10 
D)  10 to 15

Question 9

Before dividing a 24-hour urine sample into aliquots, what must be done with the sample?

Accepted Answer

A)  Place it in the refrigerator for 1 hour. 
B)  Add anticoagulant to the container. 
C)  Measure and record the volume of the sample. 
D)  Mix it, then divide into aliquots as needed. 
A)  Place it in the refrigerator for 1 hour. 
B)  Add anticoagulant to the container. 
C)  Measure and record the volume of the sample. 
D)  Mix it, then divide into aliquots as needed.

Question 10

Within what time frame should a routine blood collection sample be delivered to the lab?

Accepted Answer

A)  15 minutes 
B)  45 minutes 
C)  2 hours 
D)  4 hours 
A)  15 minutes 
B)  45 minutes 
C)  2 hours 
D)  4 hours

Question 11

Which of the following problems with a blood sample may be caused by extremes of temperature?

Accepted Answer

A)  Clotting 
B)  Glycolysis 
C)  Hemoconcentration 
D)  Hemolysis 
A)  Clotting 
B)  Glycolysis 
C)  Hemoconcentration 
D)  Hemolysis

Question 12

A small centrifuge head has 12 spots (holes) labeled in a manner similar to a clock face. There are three tubes of equal volume that need to be centrifuged. In which of the following choices for tube placement would the centrifuge be balanced?

Accepted Answer

A)  1, 2, 3 
B)  1, 4, 7 
C)  1, 5, 9 
D)  1, 3, 8 
A)  1, 2, 3 
B)  1, 4, 7 
C)  1, 5, 9 
D)  1, 3, 8

Question 13

Blood smears from EDTA specimens must be made within what time period after collection to prevent distortion of cell morphology?

Accepted Answer

A)  30 minutes 
B)  1 hour 
C)  12 hours 
D)  24 hours 
A)  30 minutes 
B)  1 hour 
C)  12 hours 
D)  24 hours

Question 14

According to CLSI, what is the maximum amount of time that may be allowed to elapse between collection of a blood sample and separation of cells from plasma or serum?

Accepted Answer

A)  30 minutes 
B)  2 hours 
C)  12 hours 
D)  24 hours 
A)  30 minutes 
B)  2 hours 
C)  12 hours 
D)  24 hours

Question 15

Which of the following is the term for the metabolic breakdown of sugar within cells?

Accepted Answer

A)  Glucagon 
B)  Glycolysis 
C)  Glucolysis 
D)  Glycosuria 
A)  Glucagon 
B)  Glycolysis 
C)  Glucolysis 
D)  Glycosuria

Question 16

If the stopper is removed from a tube before centrifugation, what effect will this have on the carbon dioxide and pH levels in the sample?

Accepted Answer

A)  A decrease in CO2 and an increase in pH 
B)  A decrease in CO2 and a decrease in pH 
C)  An increase in CO2 and an increase in pH 
D)  An increase in CO2 and a decrease in pH 
A)  A decrease in CO2 and an increase in pH 
B)  A decrease in CO2 and a decrease in pH 
C)  An increase in CO2 and an increase in pH 
D)  An increase in CO2 and a decrease in pH

Question 17

Which of the following is an acceptable sample for lab testing?

Accepted Answer

A)  A half-full sodium citrate tube for coagulation testing 
B)  A cold agglutinin test transported at 37°C 
C)  A urine sample for C&S in a nonsterile clean container 
D)  An EDTA tube for a calcium test 
A)  A half-full sodium citrate tube for coagulation testing 
B)  A cold agglutinin test transported at 37°C 
C)  A urine sample for C&S in a nonsterile clean container 
D)  An EDTA tube for a calcium test

Question 18

Which of the following tubes can be centrifuged immediately after collection?

Accepted Answer

A)  Heparin tube 
B)  Plain tube 
C)  SST tube 
D)  Thrombin tube 
A)  Heparin tube 
B)  Plain tube 
C)  SST tube 
D)  Thrombin tube

Question 19

Which of the following is a term meaning small portions of a specimen transferred into separate containers?

Accepted Answer

A)  Aliquots 
B)  Accessioned sample 
C)  Centrifuged parts 
D)  Portions 
A)  Aliquots 
B)  Accessioned sample 
C)  Centrifuged parts 
D)  Portions

Question 20

Which of the following tests is most affected by glycolysis in the tube after collection?

Accepted Answer

A)  Glucose 
B)  Hemoglobin 
C)  Potassium 
D)  APTT 
A)  Glucose 
B)  Hemoglobin 
C)  Potassium 
D)  APTT

Which of the following is the only analyte unaffected by glycolysis?

A unique identifying number used for cataloging samples in the lab is referred to as what kind of number?

What is the major safety risk in removing stoppers from blood collection tubes?

Whole blood specimens collected in EDTA are stable for how long?

What notation is used to indicate that the sample volume is insufficient for testing?

An analyte needs to be protected from light, but you do not have any amber tubes. What is another way to protect the specimen?

What is the maximum amount of time a glucose sample collected in a gray top tube can be held at room temperature without loss of viability?

How many times should tubes with additives be inverted after collection?

Before dividing a 24-hour urine sample into aliquots, what must be done with the sample?

Within what time frame should a routine blood collection sample be delivered to the lab?

Which of the following problems with a blood sample may be caused by extremes of temperature?

A small centrifuge head has 12 spots (holes) labeled in a manner similar to a clock face. There are three tubes of equal volume that need to be centrifuged. In which of the following choices for tube placement would the centrifuge be balanced?

Blood smears from EDTA specimens must be made within what time period after collection to prevent distortion of cell morphology?

According to CLSI, what is the maximum amount of time that may be allowed to elapse between collection of a blood sample and separation of cells from plasma or serum?

Which of the following is the term for the metabolic breakdown of sugar within cells?

If the stopper is removed from a tube before centrifugation, what effect will this have on the carbon dioxide and pH levels in the sample?

Which of the following is an acceptable sample for lab testing?

Which of the following tubes can be centrifuged immediately after collection?

Which of the following is a term meaning small portions of a specimen transferred into separate containers?

Which of the following tests is most affected by glycolysis in the tube after collection?

Introduction to Phlebotomy

Health Care Structure

Safety

Infection Control

Medical Terminology

Human Anatomy and Physiology

Circulatory, Lymphatic, and Immune Systems

Venipuncture Equipment

Routine Venipuncture

Dermal Puncture

Venipuncture Complications

Blood Collection in Special Populations

Arterial Blood Collection

Special Collections and Procedures

Special Nonblood Collection Procedures

Point-Of-Care Testing

Quality Phlebotomy

Legal Issues in Phlebotomy

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Exam 16: Specimen Transport, Handling, and Processing

Which of the following is the only analyte unaffected by glycolysis?

A unique identifying number used for cataloging samples in the lab is referred to as what kind of number?

What is the major safety risk in removing stoppers from blood collection tubes?

Whole blood specimens collected in EDTA are stable for how long?

What notation is used to indicate that the sample volume is insufficient for testing?

An analyte needs to be protected from light, but you do not have any amber tubes. What is another way to protect the specimen?

What is the maximum amount of time a glucose sample collected in a gray top tube can be held at room temperature without loss of viability?

How many times should tubes with additives be inverted after collection?

Before dividing a 24-hour urine sample into aliquots, what must be done with the sample?

Within what time frame should a routine blood collection sample be delivered to the lab?

Which of the following problems with a blood sample may be caused by extremes of temperature?

A small centrifuge head has 12 spots (holes) labeled in a manner similar to a clock face. There are three tubes of equal volume that need to be centrifuged. In which of the following choices for tube placement would the centrifuge be balanced?

Blood smears from EDTA specimens must be made within what time period after collection to prevent distortion of cell morphology?

According to CLSI, what is the maximum amount of time that may be allowed to elapse between collection of a blood sample and separation of cells from plasma or serum?

Which of the following is the term for the metabolic breakdown of sugar within cells?

If the stopper is removed from a tube before centrifugation, what effect will this have on the carbon dioxide and pH levels in the sample?

Which of the following is an acceptable sample for lab testing?

Which of the following tubes can be centrifuged immediately after collection?

Which of the following is a term meaning small portions of a specimen transferred into separate containers?

Which of the following tests is most affected by glycolysis in the tube after collection?

Introduction to Phlebotomy

Health Care Structure

Safety

Infection Control

Medical Terminology

Human Anatomy and Physiology

Circulatory, Lymphatic, and Immune Systems

Venipuncture Equipment

Routine Venipuncture

Dermal Puncture

Venipuncture Complications

Blood Collection in Special Populations

Arterial Blood Collection

Special Collections and Procedures

Special Nonblood Collection Procedures

Point-Of-Care Testing

Quality Phlebotomy

Legal Issues in Phlebotomy

Filters