Lab 001

Question 1

The following are correct ways to do for a lab scientist during a phlebotomy procedure, except;
a. name, DOB, and MR number must be verified and matched to the test order and inpatient’s ID band
b. ensuring the safety of the phlebotomist first
c. asking for the complete name of the patient
d. verifying if patient is sensitive to latex
e. all of the above

Answer 1

b. ensuring the safety of the phlebotomist first

Question 2

A tourniquet placed _______ above the antecubital area enlarges veins and makes them easier to see, feel, and enter with a needle.
a. 3-4 inches
b. 1 inch only
c. 5-7 inches
d. All of the above
e. None of the above

Answer 2

a. 3-4 inches

Question 3

The vein of choice for venipuncture is?
a. Basilic
b. Cephalic
c. Brachial
d. Superficial palmar
e. None of the choices

Answer 3

b. Cephalic

Question 4

Letting the venipuncture site dry naturally can give the following
benefits;
a. permits maximum antiseptic action
b. prevents contamination caused by wiping
c. avoids stinging on needle entry
d. prevents specimen hemolysis from residual alcohol
e. all of the choices

Answer 4

e. all of the choices

Question 5

According to CLSI Standard H3-A5, the tourniquet should be released as soon as possible after blood begins to flow and should not be left on longer than __________.
a. 1 second
b. 5 minutes
c. 11 seconds
d. 1 minute
e. 10 minutes

Answer 5

d. 1 minute

Question 6

For accurate results, some blood specimens require special handling
such as the following, which is improperly matched?
a. cooling in crushed ice (e.g., ammonia)
b. transportation at body temperature (e.g., cold agglutinin)
c. protection from light (e.g., bilirubin)
d. all of the choices
e. none of the choices

Answer 6

e. none of the choices

Question 7

You as the Med Tech phlebotomist, should notify the patient’s nurse or physician, when the venipuncture bleeding persists beyond ____________.
a. 1 minute
b. 5 minutes
c. 10 minutes
d. 30 minutes
e. None of the choices

Answer 7

b. 5 minutes

Question 8

They propel cylindrical containers through networks of tubes by compressed air or by partial vacuum in the hospital.
a. Pneumatic tube system
b. Manual sample delivery
c. Sample courier delivery
d. All of the choices
e. None of the choices

Answer 8

a. Pneumatic tube system

Question 9

What is phlebotomy?
a. A trained professional in blood drawing
b. The legal standards for a person who performs blood-drawing skills
c. The process of drawing blood
d. All of the above.

Answer 9

c. The process of drawing blood

Question 10

What is a phlebotomist?
a. A trained professional in blood drawing
b. The legal standards for a person who performs blood-drawing skills
c. The process of drawing blood
d. All of the above.

Answer 10

a. A trained professional in blood drawing

Question 11

All of the following are true about laboratory safety except:
a. you may store food in the laboratory refrigerator.
b. protect your feet from spills.
c. always wear required personal protection equipment.
d. All of the above are correct

Answer 11

a. you may store food in the laboratory refrigerator.

Question 12

Which of the following personal protection equipment must a phlebotomist use when performing
a skin puncture or venipuncture?
a. Goggles
b. Gloves
c. A mask
d. Caps and booties

Answer 12

b. Gloves

Question 13

Which of the following would be a reason for rejection of a specimen by the laboratory?
a. The patient’s name, date of birth, and the date and time are written on the label and
requisition slip.
b. A specimen containing an additive has been inverted.
c. An ESR has been collected in a red-topped tube.
d. All of the above are reasons for rejections.

Answer 13

c. An ESR has been collected in a red-topped tube.

Question 14

The quality of the test result best depends on:
a. the type of specimen.
b. the source of the specimen.
c. the time between collecting the specimen and analyzing the specimen.
d. whether the sample is going to be analyzed for glucose or phosphate.
e. all of the choices

Answer 14

e. all of the choices

Question 15

A specimen may be rejected by the laboratory if:
a. the tube was not initialed.
b. the blood is hemolyzed.
c. the tube was not transported properly.
d. All of the above.

Answer 15

d. All of the above.

Question 16

Transport bags have a separate compartment (pouch) for requisitions to:
a. safeguard the requisition.
b. keep the specimen from getting lost.
c. prevent contamination if the specimen leaks.
d. ensure the requisition goes to central receiving and the specimen to the processing laboratory.
e. none of the choices

Answer 16

d. ensure the requisition goes to central receiving and the specimen to the processing laboratory.

Question 17

___________ is the most important first step in phlebotomy and other testing procedures.
a. Proper patient identification
b. Proper hand washing
c. Proper specimen handling
d. Collecting sufficient blood
e. Proper MedTech introduction

Answer 17

a. Proper patient identification

Question 18

Acceptable method(s) of identifying a patient include:
a. ask the patient to give his or her name and DOB.
b. check the patient’s ID band.
c. ask the patient to present a photo ID.
d. All of the above are acceptable.
e. none of the first three choices

Answer 18

d. All of the above are acceptable.

Question 19

When an admitted patient is not wearing an ID band, the phlebotomist must:
a. ask the patient for a picture ID.
b. not draw blood from this patient.
c. question the patient and confirm the date of birth.
d. not draw blood until nursing has placed an ID band on the patient.
e. none of the choices

Answer 19

d. not draw blood until nursing has placed an ID band on the patient.

Question 20

Most tubes containing additives should be inverted:
a. once.
b. three times.
c. five to eight times.
d. tubes containing additives should not be inverted.
e. it depends on the additive present

Answer 20

c. five to eight times.

Question 21

The lavender-topped tube contains:
a. no additive.
b. heparin.
c. SPS or ACD.
d. EDTA.

Answer 21

d. EDTA.

Question 22

The yellow-topped tube contains:
a. no additive.
b. heparin.
c. SPS or ACD.
d. EDTA.

Answer 22

c. SPS or ACD.

Question 23

The glass red-topped tube contains:
a. no additive.
b. heparin.
c. SPS or ACD.
d. EDTA.
e. none of the choices

Answer 23

a. no additive.

Question 24

Blood for serology testing should be drawn in a:
a. red-topped tube.
b. lavender-topped tube.
c. gray-topped tube.
d. all tubes with splash guards. e. none of the choices

Answer 24

b. lavender-topped tube.

Question 25

Which of the following tubes yield(s) a serum specimen?
a. Red-topped tube
b. Lavender-topped tube
c. Gray-topped tube
d. All of the above.
e. none of the choices

Answer 25

a. Red-topped tube

Question 26

Why should a glass red-topped tube be drawn before a green-topped tube?
a. Additives in the red-topped tube will not interfere with the tests performed on the green-topped tube.
b. Red-topped tubes are always the first tube drawn.
c. Since there are no additives in the red topped tube, it cannot contaminate the green-topped tube.
d. Green-topped tubes are always the last tube drawn.
e. none of the choices

Answer 26

c. Since there are no additives in the red topped tube, it cannot contaminate the green-topped tube.

Question 27

When labeling tubes, all of the following information must be placed on them except the:
a. patient’s name.
b. date.
c. time of draw.
d. All of the above.
e. none of the choices

Answer 27

e. none of the choices

Question 28

Which of the following is not needed for a routine phlebotomy procedure?
a. Gloves
b. Tourniquet
c. Alcohol
d. Iodine
e. none of the choices

Answer 28

d. Iodine

Question 29

When a tourniquet is left on too tight, capillaries may rupture, causing:
a. a rash.
b. pain.
c. urticaria.
d. petechiae.
e. none of the choices

Answer 29

d. petechiae.

Question 30

Which of the following is true when using a tourniquet during a phlebotomy procedure?
a. Never tie a tourniquet on open sores.
b. Tying a tourniquet too tightly can cause petechiae.
c. Leaving a tourniquet on too long can cause hemoconcentration.
d. All of the above are true.
e. none of the choices

Answer 30

d. All of the above are true.

Question 31

A phlebotomist must inspect the needle for:

a. burrs.
b. expiration date.
c. bevel facing up.
d. All of the above.
e. none of the choices

Answer 31

a. burrs.

Question 32

Which of the following is the smallest needle?
a. 18 gauge
b. 19 gauge
c. 20 gauge
d. 21 gauge
e. 27 gauge

Answer 32

e. 27 gauge

Question 33

A butterfly needle should be used:
a. for patients with sclerosed veins and one tube being drawn.
b. on adults’ dorsal and metacarpal veins.
c. on pediatric and geriatric patients.
d. All of the above.
e. none of the choices

Answer 33

c. on pediatric and geriatric patients.

Question 34

A tube holder is used to connect needle and evacuated tube to:
a. prevent contact between the needle and tube.
b. ensure a firm, stable connection between them.
c. keep blood from entering the adapter.
d. allow a syringe to be used.
e. none of the choices

Answer 34

b. ensure a firm, stable connection between them.

Question 35

The proper way to dispose of a needle is to:
a. recap it and put it into a sharps container.
b. throw it recapped into a biohazard bag.
c. put it into a sharps container, after activating needle safety device, immediately after withdrawing it from a patient.
d. collect it in a cup and dispose of it later. e. none of the choices

Answer 35

c. put it into a sharps container, after activating needle safety device, immediately after withdrawing it from a patient.

Question 36

In making a site selection, the phlebotomist should consider which of the following before a venipuncture?
a. Scars or burns
b. Edema
c. Mastectomy
d. All of the above.
e. none of the choices

Answer 36

d. All of the above.

Question 37

Which of the following are correct for ending the phlebotomy procedure?
a. Remove the needle, remove the tube, and remove the tourniquet.
b. Remove the tourniquet, apply pressure, remove the needle, and discard the needle in the sharps container.
c. Remove the tourniquet, remove the tube, place gauze, remove the needle, apply pressure, and discard the needle in the sharps container.
d. Remove the needle, apply pressure, and discard the needle in a biohazard bag.
e. all of the choices

Answer 37

c. Remove the tourniquet, remove the tube, place gauze, remove the needle, apply pressure, and discard the needle in the sharps container.

Question 38

The area you are drawing blood from begins to swell and fill with blood. This is a common complication
occurring in phlebotomy known as:
a. convulsions.
b. short draw.
c. hypovolemia.
d. hematoma.
e. none of the choices

Answer 38

d. hematoma.

Question 39

A tourniquet that has been left on too long can cause any of the following:
a. petechiae.
b. hemolysis.
c. hemoconcentration.
d. All of the above.
e. none of the choices

Answer 39

d. All of the above.

Question 40

What should a phlebotomist do first if a patient has syncope during a phlebotomy procedure?
a. Go quickly for help
b. Apply a cold compress
c. Remove the needle and tourniquet, and apply pressure
d. Attempt to wake the patient by speaking loudly
e. none of the choices

Answer 40

c. Remove the needle and tourniquet, and apply pressure

Question 41

Blood that has seeped from a vein into tissue is called:
a. hemoconcentration.
b. hematoma.
c. petechiae.
d. short draw
e. all of the choices

Answer 41

b. hematoma.

Question 42

Which of the following complications may occur if the phlebotomist punctures a bone?
a. Hematoma
b. Hemoconcentration
c. Arteriosclerosis
d. Osteomyelitis
e. Osteosarcoma

Answer 42

d. Osteomyelitis

Question 43

Veins that are hard and cordlike are called:
a. thrombosed.
b. sclerosed.
c. collapsed.
d. tortuous.
e. none of the choices

Answer 43

b. sclerosed.

Question 44

The term that means the rupturing of red blood cells is:
a. hemostasis.
b. hemoglobin.
c. hemolysis.
d. hematoma

Answer 44

c. hemolysis.

Question 45

A hematoma can be prevented if:
a. pressure is applied on the vein until bleeding stops completely.
b. a bandage is immediately placed on the vein.
c. the needle is removed before the tourniquet is released.
d. All of the above.
e. none of the choices

Answer 45

d. All of the above.

Question 46

Improper cleansing of a venipuncture site can cause:
a. hematoma.
b. infection.
c. petechiae.
d. it won’t cause anything
e. all of the choices

Answer 46

b. infection.

Question 47

Veins carry:
a. deoxygenated blood away from the heart.
b. oxygenated blood away from the heart.
c. blood back to the heart.
d. All of the above.

Answer 47

c. blood back to the heart.

Question 48

While processing a specimen, the phlebotomist accidently spills a tube of blood on the table. The phlebotomist should:
a. disinfect the contaminated area with 10% bleach.
b. allow bleach to remain in contact with contaminated area for 20 minutes.
c. clean up visible blood first.
d. All of the above
e. none of the above

Answer 48

d. All of the above

Question 49

The phlebotomist has an order for a blood draw on his father who is in the hospital. The phlebotomist can identify his father by
a. greeting and acknowledging the patient as “Dad.”
b. greeting and acknowledging the patient by first and last name.
c. asking the patient to state his first and last name.
d. asking the patient to state his complete name and checking the requisition against the patient’s armband
e. none of the choices

Answer 49

d. asking the patient to state his complete name and checking the requisition against the patient’s armband

Question 50

Why is it important that the patient see the phlebotomist wash his or her hands before and
after the draw?
a. So the patient is assured that infection control policies are being followed
b. To ensure that the laboratory achieves high marks on the patient satisfaction surveys
c. So the phlebotomist does not get reported to the director of nursing and laboratory supervisor
d. To prevent compromising glove fit and glove integrity during the venipuncture procedure
e. none of the choices

Answer 50

a. So the patient is assured that infection control policies are being followed