What is the term for invasion and growth of a disease-causing microorganism in the human body?
a. Fomite.
b. Infection.
c. Pathogen.
d. Reservoir.
B Infecton
Which formed elements of the blood play a role in blood coagulation?
a. Erythrocytes.
b. Leukocytes.
c. Platelets.
d. Reticulocytes.
C Plateles
After becoming certified, what is a requirement to maintain that certification?
a. Take an annual phlebotomy course.
b. Complete a minimum of 500 sticks each year.
c. Participate in continuing medical education.
d. Take a bi-annual national certification examination.
C Participate in continuing medical education.
How should a needle be inserted for venipuncture?
a. Bevel up, in a smooth quick motion.
b. Bevel up, very slowly.
c. Bevel down, in a smooth quick motion.
d. Bevel down, slowly.
A Bevel up, in a smooth quick motion.
What is a term for a nerve cell?
a. Axon.
b. Neuron.
c. Neurotransmitter.
d. Synapse.
B Neuron
What is the single most important means of preventing the spread of infection?
a. Wearing gloves.
b. Wearing a mask.
c. Hand washing.
d. Isolation of infectious patients.
C Handwashing
In which of the following choices are the steps in the correct order?
a. Select equipment, identify patient, collect specimen, stop bleeding, label tubes.
b. Select equipment, identify patient, label tubes, collect specimen, stop bleeding.
c. Select equipment, collect specimen, identify patient, stop bleeding, label tubes.
d. Select equipment, label tubes, identify patient, collect specimen, stop bleeding.
A Select equipment, identify patient, collect specimen, stop bleeding, label tubes.
Which of the following actions is the first that should be taken immediately after withdrawing the needle from the patient?
a. Apply pressure to the puncture site.
b. Place an adhesive bandage on the puncture site.
c. Take off the tourniquet.
d. Wash your hands.
A Apply pressure to the puncture site.
How should bleeding be stopped at a venipuncture site?
a. Press on the site with gauze and then remove the needle.
b. Have patient bend his or her arm back up over the puncture site to hold the gauze in place.
c. Remove the needle and apply pressure to gauze over the site.
d. Immediately place an adhesive bandage on the site after withdrawal of the needle.
C Remove the needle and apply pressure to gauze over the site.
Which anatomic term refers to a person lying on his or her back?
a. Inferior.
b. Superior.
c. Prone.
d. Supine.
D Supine
What is the term for infection control measures that use barrier protection and work practice controls to prevent contact with infectious body fluids from all patients?
a. Hospital precautions.
b. Isolation precautions.
c. Patient precautions.
d. Standard precautions.
D Standard precautions
Which of the following veins is the most common second choice when the median cubital vein is not appropriate for withdrawing a blood sample?
a. Basilic vein.
b. Cephalic vein.
c. Jugular vein.
d. Radial vein.
B Cephalic vein
Shaking a tube rather than gently inverting it can have what effect on the blood?
a. Hemolysis.
b. Hemoconcentration.
c. Hemostasis.
d. Hematoma.
A Hemolysis
How long should a heel warmer be applied to an infant’s heel?
a. 30 seconds.
b. 1–3 minutes.
c. 3–5 minutes.
d. 10 minutes.
C 3–5 minutes
What is the medical term for fainting?
a. Emesis.
b. Hematoma.
c. Lymphostasis.
d. Syncope.
D Syncope
Which structures carry blood away from the heart?
a. Arteries.
b. Bronchioles.
c. apillaries.
d. Veins.
A Arteries
How should blood be transferred from a syringe to a vacuum tube?
a. Using the needle that was used to draw the blood, insert the needle into the stopper on the vacuum tube.
b. Remove the needle and remove the tube stopper. Expel blood from the syringe into the tube.
c. Remove the needle and attach a needless transfer device to the syringe.
d. Put a cap on the syringe and transfer it to the laboratory instead of putting in a vacuum tube.
C Remove the needle and attach a needless transfer device to the syringe.
Which abbreviation stands for a type of blood collection vacuum tube?
a. CCU.
b. GTT.
c. RBC.
d. SST.
D SST
For which of the following cases would a capillary puncture be contraindicated?
a. Obese patients.
b. Patients at risk for venous thrombosis.
c. Geriatric patients.
d. Severely dehydrated patients.
D Severely dehydrated patients.
When you are unable to locate a vein after thoroughly examining a patient’s arm, what step should be taken next?
a. Examine the other arm for a vein
b. Try to collect the sample even though you do not see or feel a vein.
c. Decide to perform a dermal puncture.
d. Call the laboratory for a more experienced phlebotomist.
A Examine the other arm for a vein
Which blood vessels are the smallest, consisting of only a single layer of epithelial cells?
a. Arteries.
b. Bronchioles.
c. Capillaries.
d. Veins.
C Capillaries
You have entered a patient’s room and explained that you need to draw blood, and the patient repeatedly refuses. What should you do?
a. Attempt to draw it anyhow because the physician ordered the test.
b. Call for another phlebotomist to help you to convince the patient.
c. Take the request form back to the laboratory after you have finished drawing your other patients.
d. Notify the patient’s physician according to the institution’s written policies.
D Notify the patient’s physician according to the institution’s written policies.
If a blood test requires a fasting specimen, what is the best way to verify that the patient is fasting?
a. Assume the patient is fasting.
b. Ask the ward clerk whether the patient is fasting.
c. Ask the patient if he is fasting.
d. Ask the patient when the last time was that he had anything to eat or drink.
D Ask the patient when the last time was that he had anything to eat or drink.
What part of the cell contains most of the DNA?
a. Cytoplasm.
b. Mitochondria.
c. Nucleus.
d. Plasma membrane.
C Nucleus
When collecting blood from a vein in the back of the hand, where should the tourniquet be placed?
a. Above the elbow as usual.
b. Just above the wrist.
c. Just below the wrist.
d. No tourniquet is used.
B Just above the wrist