Deck 45: Blood Specimen Collection

Question 1

When performing a venipuncture,you should ask the patient to clench the fist:

A) always
B) never
C) only if the vein stands out
D) only if the vein does not stand out

Answer 1

only if the vein does not stand out

Question 2

It is generally appropriate to collect a capillary blood sample from a site that is:

A) bruised
B) calloused
C) pale
D) injured

Answer 2

pale

Question 3

When several blood specimens are ordered,they should be drawn into the color-coded stoppered tubes in what order?

A) after the special tubes,red or red/black,green,lavender,yellow,blue,gray
B) after the special tubes,light-blue,red/gray,gold,green,lavender,gray
C) gray,yellow,blue,green,red or red/black,lavender,then special tubes
D) lavender,green,gray,yellow,blue,red or red/black,then special tubes

Answer 3

after the special tubes,light-blue,red/gray,gold,green,lavender,gray

Question 4

Light-blue-stoppered tubes are most often the 5-mL size and are used for:

A) coagulation testing
B) testing blood glucose levels
C) testing several chemical constituents
D) serum levels testing

Question 5

When performing a venipuncture with a needle and syringe,forcing blood into the tube will cause:

A) hematoma
B) anemia
C) hemolysis
D) hemophilia

Question 6

Light-blue-stoppered tubes must be completely full because of the large amount of:

A) nitrate
B) citrate
C) heparin
D) oxalate

Question 7

The most popular and economical tourniquets are made of:

A) disposable latex-free
B) cotton
C) plastic
D) polyester

Question 8

Blood collection tubes with a(n)_____ stopper contain ethylenediaminetetraacetic acid additive (EDTA)and are generally called CBC tubes.

A) orange
B) green
C) lavender
D) gray

Question 9

When it is very difficult to draw blood from a patient,it is recommended that you try using a(n)____ as a tourniquet.

A) ACE bandage
B) stethoscope cord
C) oversized rubber band
D) blood pressure cuff

Question 10

Tests drawn in the light-blue-stoppered tubes should be performed within:

A) 15 minutes
B) 30 minutes
C) 1 hour
D) 2 hours

Question 11

A standard Velcro-type tourniquet used in venipuncture is available in widths of ____ inches.

A) ½-1½
B) 1-2
C) ½-3
D) 2-3

Question 12

Venipuncture is also known as:

A) arteriography
B) cardiology
C) cannulation
D) phlebotomy

Question 13

Which of the following may not be kept in the specimen log book unless the test is being performed in-house?

A) test results
B) test requested
C) date collected
D) patient's full name

Question 14

Which of the following sites is commonly used to collect a capillary blood sample?

A) great finger
B) thumb
C) upper arm
D) upper thigh

Question 15

If blood leaks out of the vein into the body during a venipuncture,it may cause:

A) itchy,dry skin
B) discoloration and swelling
C) drowsiness and vertigo
D) loss of sensation and nausea

Question 16

When obtaining venous blood with a vacuum tube,the tip of the needle should be inserted into the vein at a ____-degree angle.

A) 90-95
B) 75-80
C) 45-50
D) 15-20

Question 17

When using the needle and syringe method of venipuncture,a ____-mL syringe is usually used for drawing several tubes.

A) 1-5
B) 5-10
C) 10-20
D) 20-30

Question 18

When performing a capillary puncture,the lancet should penetrate about ___ mm into the site.

A) 1
B) 2
C) 3
D) 5

Question 19

Before performing a capillary puncture,you must wipe the desired site with a prep pad soaked with:

A) iodine
B) alcohol
C) witch hazel
D) water

Question 20

If a patient sitting in a chair faints during the venipuncture procedure,you should first:

A) remove the tourniquet
B) hold a bandage over the puncture site
C) withdraw the needle
D) help the patient carefully to the floor

Question 21

Match each term with its definition.
Sharp item used for simple blood tests that require capillary blood

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 22

Match each term with its definition.
Obtained by turning the blood collection tube upside down and gently pressing it down to release a drop of blood onto a glass slide

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 23

Match each term with its definition.
Equipment that can cut,prick,stab,or scrape the skin should be disposed of in this item

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 24

Match each term with its definition.
Type of specimen that results when an anticoagulant is present in the vacuum tube

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 25

Match each term with its definition.
Used to promote better palpation and sometimes visual position of the veins

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 26

Match each term with its definition.
Instrument that rotates at variable rates of speed to separate components of the blood

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 27

Match each term with its definition.
Common term for a capillary puncture

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 28

Match each term with its definition.
You should ask if a patient has an allergy to this before applying a bandage to a puncture site

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 29

Match each term with its definition.
This fills easily because the vacuum draws in blood

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 30

Match each term with its definition.
Collection of blood just under the skin

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 31

Match each term with its definition.
Part of the syringe that is pushed in all the way to release any air from the barrel

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 32

Match each term with its definition.
Veins will give somewhat when depressed because they have this

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 33

Match each term with its definition.
Inhalant used to help revive a patient who has fainted

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 34

Match each term with its definition.
Occurs when blood in a red-stoppered tube is allowed to stand vertically and undisturbed for 45-60 minutes

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 35

Match each term with its definition.
Person trained to perform a surgical puncture of a vein

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 36

Match each term with its definition.
Breakdown of blood cells

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 37

Match each term with its definition.
Surgical puncture of a vein

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 38

Match each term with its definition.
Method used when it is necessary to draw a blood sample from a vein on the back of a patient's hand

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 39

Match each term with its definition.
When blood is allowed to clot in a blood collection tube,this can be drawn off by centrifugation

A)butterfly needle
B)spirits of ammonia
C)hematoma
D)hemolysis
E)serum
F)centrifuge
G)plasma
H)plunger
I)vacuum tube
J)blood smear

Question 40

Match each term with its definition.
Veins found in the inner arm at the bend of the elbow

A)finger stick
B)lancet
C)sharps container
D)adhesive
E)venipuncture
F)phlebotomist
G)antecubital
H)tourniquet
I)elasticity
J)clotting

Question 41

​When drawing blood,in the case of a patient who has had a double mastectomy with lymph node dissection,you should:

A) ​use a vein in the upper thigh
B) ​send the patient to the nearest hospital or lab
C) ​have the provider draw the blood
D) ​consult with the provider

Question 42

​Identify the safety device on a needle to protect users from accidental needle injury.

A) ​sterile lancet
B) ​intravenous puncture needle
C) ​BD Eclipse Blood Collection needle
D) ​none of the above

Question 43

​If an accidental arterial puncture occurs during the venipuncture procedure:

A) ​apply direct forceful pressure to the puncture site after removing the needle for a minimum of five minutes until active bleeding has ceased
B) ​notify the provider
C) ​document the incident according to facility policy
D) ​all of the above

Question 44

​Blood in specimen tubes that contain an anticoagulant must be inverted immediately ______ times.Gentle inversion prevents hemolysis.

A) ​eight
B) ​10
C) ​at least five
D) ​8-10

Question 45

​Which of the following is a reason for performing capillary blood collection in the medical office?

A) ​Capillary blood is an ideal sample for many screening tests that require a very small amount of blood.
B) ​Capillary blood is a large enough sample to conduct many technical screening tests.
C) ​Capillary blood is too small of a sample for many screening tests that require a very small amount of blood.
D) Capillary blood is too thick of a sample for many screening tests that require a very small amount of blood.

Question 46

​Another method to encourage blood flow in patients whose blood is difficult to draw is __________ on the antecubital area for a few minutes before you begin the procedure to help make the veins stand out to the touch if not to the sight.

A) to use ​presaturated cotton ball
B) ​to place a warm compress
C) ​to pump the fist for at least three minutes
D) ​all of the above

Question 47

​If an accidental arterial puncture occurs during the venipuncture procedure:

A) ​discontinue the venipuncture immediately
B) ​remove the needle
C) ​apply direct forceful pressure to the puncture site
D) ​all of the above

Question 48

​The law regarding who performs venipuncture:

A) ​is a national standard
B) ​varies by region
C) ​varies from state to state
D) ​is regulated by CLIA

Question 49

​As a safety consideration,patients who say they feel faint:

A) ​should put their head down between their knees
B) ​should be asked to stand up
C) ​should place on ice pack on the puncture site
D) ​all of the above

Question 50

​There are several methods of performing the venipuncture procedure.Match the method with the description provided.Note: Answers may be used more than once.
​Can be used with a syringe or a Vacutainer holder and specimen tubes

A)​needle and syringe method
B)​vacuum method
C)​butterfly needle method

Question 51

​There are several methods of performing the venipuncture procedure.Match the method with the description provided.Note: Answers may be used more than once.
​Used because some patients are extremely difficult to obtain blood from,such as infants and small children,the elderly,or patients who have small veins

A)​needle and syringe method
B)​vacuum method
C)​butterfly needle method

Question 52

​The tubes that contain SST gel tubes must stand for _____ minutes.

A) ​45
B) ​30
C) ​60
D) ​8-10

Question 53

​When more than a few drops of blood are required to perform tests,a _______ collection of blood is performed.

A) ​capillary
B) needlestick
C) ​foot stick
D) ​venous

Question 54

​There are several methods of performing the venipuncture procedure.Match the method with the description provided.Note: Answers may be used more than once.
​Blood specimens enter directly into the tubes for the desired tests rather than having to be transferred

A)​needle and syringe method
B)​vacuum method
C)​butterfly needle method

Question 55

​After you wipe the desired site with an alcohol-prep pad:

A) ​blow on the skin to dry
B) ​let it air dry
C) ​wash your hands
D) ​inspect the patient's fingers

Question 56

​There are several methods of performing the venipuncture procedure.Match the method with the description provided.Note: Answers may be used more than once.
​Specimens can be collected from the same veins as a regular phlebotomy draw or from a vein on the back of the hand using a smaller-gauge needle

A)​needle and syringe method
B)​vacuum method
C)​butterfly needle method

Question 57

​There are several methods of performing the venipuncture procedure.Match the method with the description provided.Note: Answers may be used more than once.
​Often used when very small veins are involved because it is less damaging to the tissues

A)​needle and syringe method
B)​vacuum method
C)​butterfly needle method

Question 58

Blood should not be obtained from an arm that has:

A) ​a patient that has had a mastectomy with lymph node dissection on that side
B) ​never had an intravenous line inserted
C) obvious veins protruding
D) ​all of the above

Question 59

​There are several methods of performing the venipuncture procedure.Match the method with the description provided.Note: Answers may be used more than once.
​The most popular because it is so convenient

A)​needle and syringe method
B)​vacuum method
C)​butterfly needle method

Question 60

​There are several methods of performing the venipuncture procedure.Match the method with the description provided.Note: Answers may be used more than once.
​Usually,a 10- to 20-mL syringe is used when drawing several tubes,each 5-10 mL

A)​needle and syringe method
B)​vacuum method
C)​butterfly needle method

Question 61

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Do not invert glass

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 62

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Clot activator,gel separator

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 63

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Must draw first using sterile technique

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 64

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Sodium citrate

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 65

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​EDTA

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 66

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Do not cleanse site with alcohol

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 67

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
Invert 8-10 times

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 68

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Heparin

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 69

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​No additive

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 70

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​No anticoagulant (glass);Silicon coating (plastic)

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 71

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Invert plastic 5 times

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 72

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Gel separator,clot activator

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 73

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Potassium oxalate and sodium flouride

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 74

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Culture media

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray

Question 75

Match the colors of the tubes by what additives are contained in the tubes and any special directions.Note: Answers may be used more than once.
​Invert 3-4 times

A)​special
B)​clear (discarded tubes)
C)​light blue
D)​red
E)​red/gray
F)​gold (SST)
G)​green
H)​lavender
I)​gray