Practice Questions

Front 1

EDTA prevents coagulation by:

Back 1

Binding calcium

Front 2

ABG results will most likely be compromised if the specimen:

Back 2

Has a few air bubbles

Front 3

How long should a patient fast, if at all, when a physician orders a lipid profile?

Back 3

8-12 hrs

Front 4

When collecting all of the following specimens from a newborns heel, which specimen is collected first?

Back 4

CBC

Front 5

A phlebotomist is sent to collect a carotene specimen on a patient. What special handling, if any, is required for the specimen?

Back 5

Protect the specimen from light

Front 6

For which of the following tests would reference values be higher for capillary specimens than for venous specimens?

Back 6

Glucose

Front 7

All of the following blood vessels are part of the systemic circulation EXCEPT :

Back 7

Pulmonary vein

Front 8

When the following sign is posted on a patients door, it means:

Back 8

The patients care involves radioactive isotopes

Front 9

You draw a CBC and an extra clot tube Ina patient in the ER. Upon returning to the laboratory, you find the physician has added a crossmatch on the same patient. The extra tube only has the last name of the patient. What should you do?

Back 9

Redraw the patient and label the new tube with the required blood bank information.

Front 10

Laboratory interaction with the pharmacy most likely involves :

Back 10

TDM testing

Front 11

Which of the following blood components with diurnal rhythms have results typically higher in the morning ?

Back 11

Cortisol

Front 12

Gel separator tubes should NOT be used to collect specimens for :

Back 12

Type and screen

Front 13

Which of the following requirements do GTT and TDM tests have in common?

Back 13

Timed specimens

Front 14

Manufactures affix expiration dates to tube. An expiration date of 12.05.11 indicates that :

Back 14

Tubes may be used through 12.05.11

Front 15

A phlebotomist is being asked to recollect a finger stick specimen because it was hemolyzed. The hemolysis could have been caused by all the following EXCEPT:

Back 15

Warming the site excessively prior to collect

Front 16

Abnormally high blood sugar is called:

Back 16

Hyperglycemia

Front 17

Amniotic fluid alpha fetoprotein (AFP) levels are used to identify fetal:

Back 17

Development issues

Front 18

Platelet clumping on a blood smear made from an EDTA specimen indicated that the:

Back 18

EDTA tube was contaminated

Front 19

When a protime specimen is spun in the centrifuge, the liquid that separates from the cells is called:

Back 19

Plasma

Front 20

Which of the following specimens prevent glycolysis ?

Back 20

Sodium fluoride

Front 21

At 0915, a 2-hour specimen for a glucose tolerance test (GTT) is due on the 3rd floor. At 0912, you get a request to pic up a routine, fasting glucose on the 5th floor. What is the best course of action ?

Back 21

Collect the GTT specimen first, then the 5th floor specimen

Front 22

Which of the following factors is known to affect basal state is automatically accounted for when establishing reference values for test ?

Back 22

Geographic factors

Front 23

What is the best way to prevent reflux of tube contents during a blood draw ?

Back 23

Allow tubes to fill from the bottom up

Front 24

What is the most critical aspect of blood specimen collection ?

Back 24

Verifying patient identification

Front 25

You have a request to collect a carbon monoxide (CO) specimen on a patient. Which of the following tubes will you use ?

Back 25

Lavender

Front 26

You have a request to collect a carbon monoxide (CO) specimen on a patient. Which of the following tubes will you use ?

Back 26

Lavender

Front 27

A glucose-6-phosphate dehydrogenase test is most likely to be ordered in the diagnosis of:

Back 27

Hemolytic anemia

Front 28

Lancets specifically designed for heel puncture reduce the risk of:

Back 28

Accidental puncture of the calcareous

Front 29

A new clerk relays an order for a CBC, platelet count, hemoglobin, and hematocrit.

How many tubes should the phlebotomist collect ?

Back 29

1

Front 30

The pulmonary vein:

Back 30

Returns oxygenated blood to the left atrium

Front 31

An example of a percutaneous infection transmission is :

Back 31

Cutting yourself on broken glass from a tube

Front 32

A finger-stick should not be performed on an edematous finger because :

Back 32

Tissue fluid may contaminate the specimen

Front 33

The phlebotomist responsibility concerning CFS, synovial fluid, or amniotic fluid specimens might be all the following except :

Back 33

Prepare the collection site

Front 34

The phlebotomist responsibility concerning CFS, synovial fluid, or amniotic fluid specimens might be all the following except :

Back 34

Prepare the collection site

Front 35

The phlebotomist drew a sample and immediately placed it in a heat block. What kind of specimen might it have been :

Back 35

Cryoglobulin

Front 36

The phlebotomist responsibility concerning CFS, synovial fluid, or amniotic fluid specimens might be all the following except :

Back 36

Prepare the collection site

Front 37

The phlebotomist drew a sample and immediately placed it in a heat block. What kind of specimen might it have been :

Back 37

Cryoglobulin

Front 38

When transferring blood from a syringe, which tube for which test is filled first?

Back 38

Protime

Front 39

A peak drug level:

Back 39

Screens for toxicity of drugs

Front 40

The typical amount of glucose given to a normal adult during a GTT is between :

Back 40

50 to 100 grams

Front 41

There is no additive in a red top tube, therefor :

Back 41

The sample yields serum

Front 42

A patients diagnosis is mitral valve prolapse. This means the patient has a problem with the valve that is located:

Back 42

Between the left atrium and left ventricle

Front 43

Forcing blood into a test tube from a syringe can do all of the following except:

Back 43

Hemoconentrate the blood

Front 44

In a court trial involving a phlebotomy - related nerve injury, a phlebotomy supervisor is asked to testify regarding the proper angle of needle insertion for a venipuncture. What angle range should the supervisor indicate?

Back 44

15-30 degree

Front 45

Which of the following events will compromise the quality of a specimen ?

Back 45

Partially filling a sodium citrate tube

Front 46

Which condition would prevent a phlebotomist from having patient contact ?

Back 46

Herpes zoster

Front 47

A phlebotomist performs an Allen test. The test is negative. This means that:

Back 47

The patient lacks adequate collateral circulation to the area

Front 48

How many blood specimens would you collect from a patient undergoing a 4-hour GTT?

Back 48

5

Front 49

When performing a venipuncture, it is important to remove the last tube from the needle before removing it from the patients arm in order to:

Back 49

Prevent blood from dripping out of the needle

Front 50

A patient is instructed to empty his bladder before the start of a 24-hour urine collection. What should the patient do with his urine?

Back 50

Void it directly in the toilet

Front 51

A patient is instructed to empty his bladder before the start of a 24-hour urine collection. What should the patient do with his urine?

Back 51

Void it directly in the toilet

Front 52

Normal systemic arterial blood carries more ______ than venous blood.

Back 52

Oxygen

Front 53

A patient is instructed to empty his bladder before the start of a 24-hour urine collection. What should the patient do with his urine?

Back 53

Void it directly in the toilet

Front 54

Normal systemic arterial blood carries more ______ than venous blood.

Back 54

Oxygen

Front 55

A GTT will likely be discontinued if the patient :

Back 55

Walks around to much

Front 56

A patient is instructed to empty his bladder before the start of a 24-hour urine collection. What should the patient do with his urine?

Back 56

Void it directly in the toilet

Front 57

Normal systemic arterial blood carries more ______ than venous blood.

Back 57

Oxygen

Front 58

A GTT will likely be discontinued if the patient :

Back 58

Walks around to much

Front 59

Tegretol is the trade name for :

Back 59

Carbamazepine

Front 60

A patient is instructed to empty his bladder before the start of a 24-hour urine collection. What should the patient do with his urine?

Back 60

Void it directly in the toilet

Front 61

Normal systemic arterial blood carries more ______ than venous blood.

Back 61

Oxygen

Front 62

A GTT will likely be discontinued if the patient :

Back 62

Walks around to much

Front 63

Tegretol is the trade name for :

Back 63

Carbamazepine

Front 64

A telephone is ringing in the area of the laboratory in which the phlebotomy technician is the only person present. The technician should :

Back 64

Answer the telephone and immediately transfer the call to the proper department