Phlebotomy Technician 1 NHA Practice Test
A phlebotomy technician is educating a patient about the at-home collection of a semen specimen. Which of the following statements by the patient indicates an understanding of the procedure?
"I will collect the specimen in a sterile container and return it to the lab within 1 hour.": specimen should be collected in a sterile container, kept warm, and delivered to the laboratory within 1 hour
A phlebotomy technician is preparing to collect a patients troponin T level. Which of the following troponin T levels should the technician immediately report to the provider?
0.3 ng/ml: 0.3 ng/ml is above the expected reference range of 0 to 0.2 ng/ml and is therefore a critical value
Negligence by a professional person is called?
Malpractice
One of the three superficial veins commonly used for venipuncture is the ________ ?
Median cubital
Which of the following organizations requires employees to be assessed for competency?
The Joint Commission
Diastolic pressure is?
The bottom number of blood pressure readings
Plasma
The fluid / liquid portion of unclotted blood
COMPILANCE is defined as?
The formalized monitoring of an organization's adherence to laws and regulations
The fragile skin of very ill neonates often means the the phlebotomist might want to find an alternative for which post puncture step?
Using adhesive tape
All the employees at risk for blood borne pathogen (BBP) exposure are required by OSHA to?
Vaccinate for HBV or sign a waiver
Capillary blood sampling may be used if the laboratory tests require?
Very little blood
What is the purpose of warming the site prior to a dermal puncture?
Increase the blood flow
The life span of an erythrocyte is?
120 days
A phlebotomy technician is using a glucose monitor for point-of-care testing of a patient who has been fasting for 12 hrs. For which of the following results should the technician immediately notify the provider?
130 mg/dl: fasting blood glucose of 130 mg/dl is above the expected reference range of 70 to 110 mg/dl
A phlebotomy technician is assembling the equipment he will need for collecting donor units of blood. Which of the following needle sizes should the technician select?
18-guage
When using glass slides to make a blood smear, the recommended angle of contact between slides is ________ degrees?
30 degrees
A phlebotomy technician should transport a semen sample at which of the following temperatures?
36º - 38º C: semen samples should be stored and transported at 37º C (98.6º F)
Formed cellular elements of blood in a healthy human constitute?
45 % of blood
If a patient has an intravenous line in the arm, the phlebotomist should?
Draw blood from the opposite limb
Patient confidentiality is defined as?
A patients right to authorize the use of their information
A phlebotomy technician should use a capillary collection instead of a venipuncture in which of the following situations?
A patients veins are inaccessible: due to IV's, scaring, or burns
A phlebotomy technician is reviewing a laboratory requisition before obtaining blood specimens from a patient. The technician should verify that the requisition includes which of the following information?
A specimen identification code: A unique specimen ID code Patients full name Patients DOB
A grossly hemolyzed sample can be caused by?
A traumatic venipuncture
Do not draw ________________ an intravenous infusion?
Above
A phlebotomy technician should identify that which of the following is an identifier for a specimen as long as it remains in the laboratory?
Accession Number: identifies a specimen as long as it remains in the laboratory
Which of the following tests is not part of a complete blood count (CBC)?
Activated partial thromboplastin time (APPT)
The vacuum draw of an evacuated tube decreases with?
Age: expired tubes
What could be the danger of drawing too much blood from an infant with low birth weight?
Anemia
Drugs used to destroy or kill bacteria that cause disease are called?
Antibiotics
A phlebotomy technician is collecting capillary blood drops on a filter paper card to screen a newborn for phenylketonuria. Which of the following actions should the technician take?
Apply blood to the printed side of the filter paper: only apply blood to the printed side of the paper
The best sample for the determination of blood pH and blood gases is?
Arterial blood (ABG's)
Which procedure is usually performed by a nurse or respiratory?
Arterial blood gases: (ABG's)
Mixing of tubes containing anticoagulant should occur?
As soon as possible
A phlebotomy technician is preparing to collect a vancomycin peak level for a patient in an inpatient setting. Which of the following actions should the technician take prior to collecting the blood specimen?
Ask the attending nurse in the patients vancomycin dose schedule accurate: the technician should ask this prior to collection. The action ensures an accurate peak level for therapeutic medication monitoring (TMM)
Characteristics of capillaries include?
Being thin walled in structure Forming microscopic pathways Connecting arterioles with venules ALL OF THE ABOVE
The branch of study of moral issues, questions and problems arising in the practice of medicine and in biomedical research is called?
Bioethics
Which of the following is the single most common source of HIV and HBV in the workplace?
Blood
If a patient is dehydrated due to severe vomiting and the physician orders a test for STAT electrolytes, which of the following tubes would be used?
Green top tube
BBP stands for?
Blood-Borne Pathogen
Define CYANOSIS:
Blue coloring of the skin due to lack of oxygen
Disposable health care equipment is primarily used because it?
Can reduce the spread of infection
Arterioles, the smallest arteries, subdivide into?
Capillaries
The heart, lymphatic organs, and blood vessels are in the?
Cardiovascular System
If a phlebotomist notices that there are three orders for A.M. hemoglobins on Mrs. Jones one of which was written by a different Dr., you should?
Check for duplicate orders
A phlebotomy technician is reviewing a laboratory test requisition form before obtaining blood specimens for a patient. Which of the following actions should the technician take prior to performing the venipuncture?
Check the requisition form for the duplicate test orders: discrepancies and missing information prior to performing the venipuncture
A phlebotomy technician is preparing to collect a blood specimen from a patient who is allergic to alcohol. Which of the following antiseptic solutions should the technician use to prepare the insertion site?
Chlorhexidine: alternative antiseptic solution for patients who have allergies to alcohol or latex
Which is the best method for a phlebotomy technician to collect blood specimen from an older adult patient who has fragile, easy-to-collapse veins?
Choose a syringe and butterfly assembly and transfer to an ETS tube: a syringe minimizes pressure on fragile veins and helps prevent collapsing
CLIA stands for?
Clinical Laboratory Improvement Act
To insure hemostasis which of these must be in working order and or adequate supply?
Coagulation factors
What specimens are kept warm/room temperature?
Cold agglutinins
Blood from a capillary puncture after excessive squeezing of a finger is?
Contaminated with tissue fluids: Interstitial fluid
The process by which an object or area becomes unclean is known as?
Contamination
After drawing blood from a patient, the phlebotomist should dispose of the needle by?
Deposit it in an approved "Sharps Container"
FORMITE is defined as?
Inanimate things transmitting disease
Anticoagulant specimens should be mixed / inverted?
Eight to ten times
Which of the following actions should a phlebotomy technician take to locate a vein using the warming technique?
Encase the warm towel in a plastic bag: maintain the towels temperature and to keep the patients skin dry
The cellular components of blood include?
Erythrocytes (RBC) Leukocytes (WBC) Thrombocytes (Platelets) ALL OF THE ABOVE
The term "Negligence" means?
Failure to exercise standard of care
To draw for coagulation studies the phlebotomist should?
Fill the tube to the top: Lt Blue tube
EDEAMA is?
Fluid in the tissue
Which of the following causes AIDS?
HIV
Red and white blood cell counts are examples of ________ tests?
Hematology
If tourniquet is left on too long which of the following may occur?
Hemoconcentration
An unconscious patient is brought to the emergency department, and several blood tests are ordered. A phlebotomy technician should collect the patients blood because he has received which of the following types of consent?
IMPLIED Consent: implied consent can be obtained when a patient is unconscious and in an emergency situation
The most important step in the performance of a venipuncture is?
Identifying the patient
Blood pressure and venipuncture should NOT be performed using the right arm if the patient?
If the patient had a right mastectomy Has an IV infusing the right hand Has a full arm cast on the right arm ALL OF THE ABOVE
What is the purpose of the accession number?
It provides a unique tracking number for the specimen with its test order
The tube to collect whole blood with an EDTA additive in it has a _________________ stopper?
Lavender
A phlebotomy technician is preparing a blood specimen from a patient for an erythrocyte sedimentation rate (ESR) test. The technician should select a collection tube that has a top with which of the following colors?
Lavender: should be used when collecting for an erythrocyte sedimentation rate test (ESR)
For which of the following laboratory tests should a patient be fasting?
Lipid profile: fats
The rubber sleeve (at the end opposite the needle tip) on an evacuated tube needle makes it possible for use with?
Multiple Tubes
A phlebotomy technician is obtaining a blood specimen from a patient. The patient reports experiencing a sharp, painful, and tingling sensation going down her arm and into her hand. The technician should recognize that which of the following complications of venipuncture is occurring?
Nerve injury: the patient is experiencing nerve injury, which causes a sharp, painful, and tingling sensation that radiates down the patients arm
When using evacuated tubes for blood collection, it is crucial to remember to?
Never under fill tubes that contain anticoagulant Never use tubes past their stated expiration dates Immediately invert any tubes that contain additives ALL OF THE ABOVE
Which of the following legally enforces the Bloodbourne Pathogen Standard?
OSHA
Each sample on a filter paper collection card should consist of __________ drop (s) of blood?
One
INFORMED Consent is?
Patient consent to allow him/her to be touched, examined, and treated
The venipuncture site should be cleansed in a circular motion from the center to the?
Periphery: the outer limits or edge of an area or object
When the tourniquet is tied too tight, the capillaries in the area may rupture causing?
Petechiae: a small red or purple spot caused by bleeding into the skin
After placing the tourniquet on a patients arm, the phlebotomist notices small red spots below the tourniquet. Which of the following terms describes these spots?
Petechiae: small micro capillary bleeds that are associated with coagulation abnormalities
A phlebotomy technician is transporting blood specimens to a laboratory. Which of the following actions should the technician take?
Place the specimens in a lockable container: to avoid spills during transportation
Multiple test requested as one unit is referred to as?
Profile
The proper way to dispose of a used needle is to?
Put into Sharps container immediately after withdrawing it from the patient: click and discard
The health worker is protected by law if it can be determined that he or she acted as expected when compared with fellow workers. This is called?
Reasonable Care
If a test requires serum rather than plasma, a tube with what color top should be drawn?
Red
What transports oxygen to the tissue is the?
Red blood cells (RBC)
A patient explains that due to religious beliefs she cannot allow a male technician to touch her; your response should be?
Reschedule the patient for a time when a female technician is available
A specimen for blood lead level is drawn in a?
Royal Blue top tube
When the heart is contracting, the pressure is highest. This pressure is called?
Systolic Pressure
A 13-yr old girl came into your clinic for a pregnancy test. The same day she returned without her parents and wants the results of her test. The phlebotomist should?
Tell her she should contact her physician
Common symptoms of shock include all of the following EXCEPT?
Temperature
A phlebotomy technician should identify that which of the following is the first step in the blood collection procedure?
Test Requisition: ensure you have the provider's order for a test before preforming a blood collection
A phlebotomy technician has a requisition form for a series of tests on a patients serum. The technician should select a collection tube that contains which of the following additives?
Thrombin: GREEN Tube which helps accelerate clotting for serum specimens
Hard cord like veins are referred to as?
Thrombotic
The function of thrombocytes is?
To aid in the clotting process
The function of Neutrophils is?
To produce antibodies
Identify the term BATTERY?
Touching someone without their consent
Treating all specimens as if they are hazardous and infectious is the basis for?
Universal Precautions
The single most important way to prevent the spread of infection while performing phlebotomy is by?
Washing Hands
The Federal Government requires that specimens be transported in __________________ ?
Watertight containers
The highest number of phlebotomy practitioner injuries occurs with the use of?
Winged infusion sets