Final Review

Question 1

What is the order of draw ?

Answer 1

Yellow, Light Blue, Red, Gold, Green, Lavender, Gray

Question 2

If a stat test is ordered and a patient is not in their room you should do what ?

Answer 2

Locate the patient

Question 3

What is a cause of hemolysis ?

Answer 3

Vigorously mixing the tubes

Question 4

What is a reason for specimen recollection ?

Answer 4

Prolonged bleeding after needle withdrawl

Question 5

What is hemoconcentration ?

Answer 5

Alteration in the ratio of elements in the blood

Question 6

What is hemolysis ?

Answer 6

Destruction of blood cells

Question 7

What does a internal AV shunt consist of ?

Answer 7

Fistula, or permanent internal connection between the artery and the vein

Question 8

what gauge needle is best to use for a draw on children younger than 2 years ?

Answer 8

23

Question 9

Which laboratory test assays jaundice ?

Answer 9

Bilirubin

Question 10

Blood should never be collected fro the arm of a patient containing what ?

Answer 10

an AV Shunt

Question 11

Which artery is most frequently used for ABG collection ?

Answer 11

Radial

Question 12

What two arteries are used when and Allen test is performed ?

Answer 12

Ulnar & Radial

Question 13

Time specimens are frequently collected to monitor what ?

Answer 13

Medicated levels

Question 14

A 72 hour stool specimen is collected to determine what ?

Answer 14

Fat quantities

Question 15

What urine test is most commonly used to determine pregnancy ?

Answer 15

First morning

Question 16

A urine specimen is labeled before or after collection ?

Answer 16

Before collection

Question 17

What body fluids are always treated as stat specimens ?

Answer 17

Urine

Question 18

What should you do to tubes with additives ?

Answer 18

Invert gently 5 to 10 times immediately after draw

Question 19

What should you not do during a specimen transport ?

Answer 19

Carry the specimen at a 45 degree angle

Question 20

How long does blood clotting take to complete at room temperature?

Answer 20

30 to 40 minutes

Question 21

What type of specimen is used for the occult blood test ?

Answer 21

Feces

Question 22

What don’t phlebotomist usually have complete control over ?

Answer 22

Patient preparation

Question 23

Failure to perform an action consistent with the accepted standard care is called what ?

Answer 23

Negligence

Question 24

What is a reason for specimen rejection ?

Answer 24

Improper specimen handling

Question 25

When inserting a needle into a hand vein using a winged infusion set what is the correct angle of entry ?

Answer 25

10 to 15 degrees

Question 26

If a patient is sleeping when you enter to draw a specimen how should you proceed ?

Answer 26

Gently wake the patient

Question 27

What should you do to prevent hemolysis of a sample ?

Answer 27

use a winged infusion set

Question 28

What is the ratio of plasma to red blood cells in newborns ?

Answer 28

40% plasma, 60% red blood cells

Question 29

What technique is mostly used for blood collection in pediatric patients ?

Answer 29

Winged infusion set

Question 30

What conditions are common in geriatric patients ?

Answer 30

Dementia, Forgetfulness, confusion

Question 31

What is the best site selection In geriatric patients ?

Answer 31

Antecubital Fossa

Question 32

Why must phlebotomist discard the first sample drawn from a heparin or saline lock ?

Answer 32

Potential dilution of the specimen

Question 33

What challenges are you faced with during blood draws of patients in a nursing home ?

Answer 33

Veins are more elastic

Question 34

What WOULDN'T arterial blood specimen be collected to assess ?

Answer 34

Carbon Monoxide

Question 35

What is the anticoagulant used in the collection syringe for an ABG collection ?

Answer 35

Heparin

Question 36

Where is the radial artery located ?

Answer 36

Along the thumb side of the wrist

Question 37

What is the purpose of an Allen test before collection of an arterial blood gas ?

Answer 37

Assess collateral circulation in the radial artery

Question 38

What is a example of a timed specimen

Answer 38

Digoxin

Question 39

In what time period should a patient drink the glucose solution required for a OGTT ? What is OGTT ?

Answer 39

10 minutes, Oral Glucose Tolerance Test

Question 40

What does Hyperglycemia mean ?

Answer 40

Increased glucose

Question 41

What factors influence blood composition ?

Answer 41

Dehydration, Gender, Age

Question 42

What is a timed test performed one urine ?

Answer 42

Creatinine

Question 43

What is the best collection for screening for abnormalities in urine ?`

Answer 43

First morning void

Question 44

What type of specimen provides the physician with a "snapshot" of the inner workings of the body ?

Answer 44

Urine specimen

Question 45

Why is a 72 hour stool specimen collected ?

Answer 45

Fat quantities

Question 46

How many times should an anticoagulated tube be inverted ?

Answer 46

5 to 10 times

Question 47

What is the major risk of stopper removal of a tube ?

Answer 47

Aerosol

Question 48

What sample must be protected from light ?

Answer 48

Vitamin B12

Question 49

Complete clotting of a red top tube will occur in what time frame ?

Answer 49

30 to 45 minutes

Question 50

What is the maximum amount of time that should elapse before a specimen is delivered to the laboratory ?

Answer 50

45 minutes

Question 51

What tests may be used to assess the presence of anemia ?

Answer 51

Hematocrit & Hemoglobin

Question 52

What is NOT used for HCG determination ?

Answer 52

Sputum

Question 53

What sample is collected for ACT testing ?

Answer 53

Sodium Citrate & Dermal Puncture

Question 54

What tube contains sodium citrate ?

Answer 54

Blue

Question 55

What kind of specimen would you collect for an occult blood ?

Answer 55

Stool

Question 56

Who should you consult if you have questions on a particular specimen ?

Answer 56

Procedure manual

Question 57

What is a phlebotomist responsible for controlling ?

Answer 57

Preanalytic Variables

Question 58

A phlebotomist CAN NOT control what ?

Answer 58

Posture

Question 59

What should you avoid when making site selection ?

Answer 59

The arm nearest mastectomy