Which of the following is located on lateral aspect of the arm:
Cephalic vein
What should the phlebotomist do if the patient has a syncope episode?
Terminate the procedure by removing the tourniquet
Every time you come to your shift, the sharps container on the phlebotomy tray is overflowing. What is the best action to this situation?
Carefully remove the overflowing sharps container form the tray and report the safety violation to the supervisor.
One of your co-workers, who work in the outpatient area, mentions she has staphylococcus infection. The newborn comes to the outpatient to screen for bilirubin levels. You should:
Volunteer to collect the specimen and notify your supervisor about the infection
Which laboratory department performs tests to identify abnormalities of the blood?
hematology
What department would perform blood cultures?
microbiology
A glucose test would be performed in which department?
chemistry
Which of the following would be performed in serology department?
HCG
Bedside glucose testing is usually performed on patients with what condition?
Diabetes
The abbreviation for the routine hematology test that includes Hg, Ht, RBC, WBC, PLT is called:
CBC
Heparin prevents blood from clotting by:
inhibiting thrombin
Identify the tubes needed to collect blood for CBC, PT, STAT potassium by color and in the proper order of draw:
light blue, green, lavender
Which of the following over-the-counter medications is known to increase bleeding times?
Aspirin
You are most likely to increase the chance of hemolyzing the specimen if you use:
25 G butterfly needle to collect specimen from a child
Adhesive bandages are not used on children younger than what age due to the danger of choking?
2 years
When a tourniquet becomes soiled with blood what should you do?
discard the tourniquet
What is the single most important step of the blood collection procedure?
Patient identification
At what angle should the venipuncture needle be inserted?
15
to 30
If the number on the requisition does not match the arm band, what should you do?
Contact the patient's nurse to attach a proper ID wristband to the patient.
If a patient has an IV drip in one arm, what is the preferred site for venifpuncture?
The opposite arm
An unconscious, unidentified man is admitted to an emergency trauma center. What would be the system of choice to ensure patient identification?
Use a three-part identification system that utilizes a temporary armband and labels for specimens and blood to be transfused.
What is the term for inanimate object that is contaminated by bacteria and is capable of spreading the disease?
Fomite
Which of the following is true about microcappillary collection?
The first drop of blood should be wiped away.
What is the term for infections contracted by patients during hospitalization?
Nosocomial infections
What is the transmission route of an infection acquired by drinking of contaiminated water?
Common vehicle
What is the single most important means of preventing the spread of infection?
hand washing
The depth of cut made by a lancet for a heelstick should be no more than:
2.0 mm
When donning a gown , mask, respirator, face shield, and gloves, which item should be put on last?
Gloves
You are to collect by fingerstick a green top, a lavender top, and a red top microcollection container. What microntainer do you collect first?
lavender top
What can happen if you squeeze the patient's finger too vigorously during a capillary puncture?
The speciment will be diluted with tissue fluid and hemolysis can occur.
When removing personal protective equipment, what is the last thing one should do?
Wash hands
The Blood Borne Pathogens Standards require an employer to provide which of the following immunizations?
Hepatitis B
According to the Blood Borne Pathogen Standard rules, which patients are considered to be potentially infectious?
All patients
Which of the following conditions would not be a reason to reject a specimen in lab?
CBC specimen is collected in lavender tube
Which of the following is the term for separation of an infectious source from it susceptible hosts?
Isolation
In addition to standard precautions, what type of precautions should also be used for patients with such diseases as TB?
Airborne
In addition to standard precautions, what type of precautions should also be used for patients with skin infections?
Contact
In addition to standard precautions, what type of precautions should be used for patients with such disease as Hepatitis C?
Bloodborne
Which tube should be used for cholesterol test blood collection?
red tiger
In the event of a chemical splash in the eyes, the first thing the victim should do is:
immediately flush eyes with water for 15 min.
Reverse isolation may be used for:
a pediatric patient with measles
Which tube does not require mixing?
Glass red top
Warming the skin puncture site:
increases the blood flow through the arterioles and capillaries sevenfold
Which of the following is the first action you should take if you have been stuck with a used needle that has been in contact with blood?
Flood the exposed area with water and clean the wound with soap and water or antiseptics.
Which of the following evacuated tubes is preferred for the collection of a blood culture specimen?
Yellow-topped evacuated tube
A phlebotomist must centrifuge the specimen before shipment to the outside reference lab because:
Cells continue to metabolize
Which term means "decreased glucose level"?
Hypoglicemia
What is the medical term for white blood cell?
Leukocyte
Erythrocytes are called
RBC
Cyanosis is characterized by:
bluish discoloration of the skin due to lack of oxygen
How much blood is in the body of an adult male?
5 liters
What percentage of the blood is made up of plasma?
55%
The following items are minimum requirements for specimen labeling:
the patient's complete name, the identification number, date, time of collection, and collector's initials.
What is the name of the loose-fitting sac that encloses the heart?
Pericardium
Which of the following heart chambers receives deoxygenated blood from the body?
Right atrium
What can happen if the tourniquet is left on too long before drawing blood?
hemoconcentration
What is the name of the valve located between the right atrium and right ventricle?
Triscuspid valve
What makes up the buffy coat?
White blood cells and platelets
What is the lifespan of a red blood cell?
120 days
What is the function of leukocytes?
Defend the body against disease
Which of the following causes an increase in the number of eosinophils?
Parasitic infections
Which of the following is the first response of the body to a blood vessel injury?
The blood vessel constricts
What is the term for the stoppage of bleeding?
Hemostasis
Microscopic vessels built from only one layer of cells are known as:
Capillaries
Which of the following carries blood toward the heart?
veins
Which type of vessels contains valves?
veins
The digestion of bacteria performed by neutrophils is known as:
Phagocytosis
The following valves are called semilunar because they have half-moon shaped cusps:
Aortic and pulmonic valves
What is a systole in a cardiac cycle?
Contraction of the ventricles
The correct flow of blood through the heart is as follows:
superior vena cava, right atrium, right ventricle, pulmonary arteries, lungs
The correct multi-draw method order of draw is as follows:
yellow, red, gree, lavender
The anticoagulant EDTA works by binding which substance needed for blood clotting?
Calcium
The purpose of applying a tourniquet when performing venipuncture is to:
Make the patient's veins more prominent
All of the following are correct techniques for applying a tourniquet except:
leaving the tourniquet on for the at least 2 minutes before drawing the specimen
The receiving chambers of the heart are the :
atria
An evacuated glass tube with a lavender stopper contains:
EDTA
An evacuated glass tube with a red stopper contains:
Nothing
What color stopper tube is used to collect a blood specimen for a complete blood count?
Lavender
What color stopper tube is used to collect a blood specimen for a prothrombin time test?
light blue
What color stopper tube is used to collect a blood specimen for STAT blood chemistry tests?
Green
What may occur if an outdated evacuated tube is used to collect the blood specimen?
The tube may no longer have a vacuum
What may occur if the needle is removed from the arm before removing the tourniquet?
The patient may experience pain, blood specimen may become hemolyzed, bleeding may occur around the puncture site or the evacuated tube may not fill completely.
Which of the following may result in hemolysis of the blood specimen?
Storing evacuated tubes at room temperature, using a needle with a small lumen to collect the specimen, allowing the evacuated tube to fill to the exhaustion of the vacuum or removing the needle before removing the tourniquet.
You are performing a venipuncture, and the patient becomes dizzy and is about to faint. Your first priority in this situation should be to:
Place the patient in a reclining position
What is a profile?
A number of laboratory tests providing related information
SST tube stopper is colored:
yellow
The most critical mistake phlebotomist can make is:
He misidentified the patient
Tubes with anticoagulants should be inverted:
5-8 times
The tube used in collection of blood for APTT test contains:
Sodium Citrate
The tube used for collection of blood from the patient with FUO caontains:
SPS
The red tiger tube contains:
Separator Gel and silica
The tube used for fasting glucose test contains:
Sodium fluoride or potassium oxalate
The tube used for ESR test should be processed in:
Hematology Department
The tube used in collection of blood for Ammonia test contains:
Sodium Heparin
The pink top tube contains:
EDTA
When you are unable to locate a vein after thoroughly examining a patient's arm, what step should be taken next?
Examine the other arm for a vein.
When you tell a patient that you need to draw blood, he says that he doesn't want to have his blood drawn. What is the appropriate action?
Explain the procedure and ask the patient if he will consent.
The liquid portion of an anticoagulated blood specimen is called
Plasma
A hematoma can be prevented if:
Pressure is placed on the venipuncture site until the bleeding stops
A person with severe allergies has increased level of:
Eosinophils