chapt 10

Question 1

A phlebotomist who encounters a comatose pa- tient with no ID band should:
a. notify the phlebotomy supervisor
b. check the patient’s identify with the patient’s
roommate
c. leave the requisition at the nurse’s station
d. ask the nurse to band the patient

Answer 1

d. ask the nurse to band the patient

Question 2

What should a phlebotomist do when the patient is sleeping?
a. postpone the collection b. gently wake the patient
c. allow the patient to become oriented d. both B and C

Answer 2

d. both B and C

Question 3

Why do phlebotomists perform their routine blood collections early in the morning?
a. the physician needs the results early b. patients are in a basal state
c. patients will have had breakfast
d. patients have a lower chance of fainting

Answer 3

b. patients are in a basal state

Question 4

A patient who appears pale and has cold, damp skin may develop:
a. coagulation problems b. septicemia
c. sclerosis d. syncope

Answer 4

syncope

Question 5

Hemoconcentration can be caused by:
a. tourniquet applied for longer than
1 minute
b. failure to clench the fist
c. excessive probing
d. vigorously mixing the tubes

Answer 5

a. tourniquet applied for longer than
1 minute

Question 6

Methods to locate veins that are not prominent include all of the following EXCEPT:
a. massaging the arm upward b. hanging the arm down
c. applying heat for 3 minutes d. applying a cold compress

Answer 6

d. applying a cold compress

Question 7

Physician approval is required when collecting blood from:
a. patients with diabetes b. lower arm veins
c. foot and leg veins d. pediatric patients

Answer 7

c. foot and leg veins

Question 8

Areas that should be avoided for venipuncture include all of the following EXCEPT:
a. hematomas
b. deep cephalic veins
c. edematous tissue d. tattoos

Answer 8

b. deep cephalic veins

Question 9

When encountering a patient with a fistula, the phlebotomist should:
a. apply the tourniquet below the fistula b. use the other arm
c. collect the blood from the fistula
d. attach a syringe to the T-tube connector

Answer 9

b. use the other arm

Question 10

If the plunger of a syringe is pulled back too fast: a. the patient feels a stinging sensation
b. the sample may be hemolyzed
c. the patient will develop a hematoma
d. bothAandB

Answer 10

b. the sample may be hemolyzed

Question 11

When collecting blood using a winged blood
collection set, all of the following are acceptable
EXCEPT:
a. lowering the angle of insertion b. drawing blood into a syringe
c. using a 15-mL evacuated tube
d. threading the needle into the vein

Answer 11

c. using a 15-mL evacuated tube

Question 12

All of the following may cause hematoma forma- tion EXCEPT:
a. removing the tourniquet after removing the needle
b. bandaging the patient’s arm immediately after needle removal
c. firmly anchoring the vein in needle insertion
d. having the patient bend the elbow and apply
pressure

Answer 12

c. firmly anchoring the vein in needle insertion

Question 13

Thepuncturesitemayrequireadditional pressure to stop bleeding when the patient:
a. has low blood pressure b. is taking anticoagulants c. frequently takes aspirin
d. bothBandC

Answer 13

d. bothBandC

Question 14

Samples are rejected by the laboratory for all of the following reasons EXCEPT:
a. clots in a lavender stopper tube b. collection in the wrong tube
c. incompletely filled light blue stopper tubes d. clots in a red stopper tube

Answer 14

d. clots in a red stopper tube