Phlebotomy Test

Blood leaving the left ventricle of the heart flows through what vessel

A. Aorta

B. Cardiac vein

C. Pulmonary artery

D. Cena cava

Which of the following substances is present in plasma but is absent in serum?

A. Albumin

B. Calcium

C. Fibrinogen

D. Potassium

Which of the following terms means red blood cells?

A. Erythrocyte

B. Leukocyte

C. Plasmacyte

D. Thrombocyte

The smallest blood vessels are which of the following?

A. Arteries

B. Capillaries

C. Veins

D. Venules

Formed elements make up approximately what portion of blood in a healthy adult?

A. 30%

B. 45%

C. 60%

D. 90%

All of the following specimens arrive in the laboratory at the same time. Which one would you deliver immediately to the laboratory section that performs the test requested?

A. Purple- top tube for CBC

B. Gray- top tube for glucose

C. Spinal fluid for cell count

D. Throat swab for culture

For which of the following tests is a first-morning urine specimen preferred?

A. Routine IS

B. Urine glucose

C. Urine ketones

D. Urine pregnancy test

What type of fecal testing is used to detect salmonella?

A. Culture

B. O&P

C. Occult blood

D. Sensitivity

What is the proper way to collect a 24-hour urine specimen beginning at 8AM on Monday?

A. Collect a sample at 8AM Monday and keep it; collect all the urine for the next 24 hours except discard the one collected at 8AM Tuesday

B. At 8AM Monday collect a urine sample and discard it; collect all the urine for the next 24 hours including the one collected at 8AM Tuesday

C. Collect a sample at 8AM Monday and keep it; collect all the urine for the next 24hours including the one collected at 8AM on Tuesday

D. At 8AM Monday collect a urine sample and discard it; collect all the urine for the next 24 hours except discard the one collected at 8AM on Tuesday

What special instructions should be given to a patient who is going to collect a fecal sample for occult Blood?

A. Abstain from eating meat and taking aspirin or vitamin C for 3 days prior to collection

B. Discontinue all medication for 3 days prior to the collection

C. Eat a low protein, high carbohydrate diet for 3 days prior to collection

D. Abstain from dairy products and over the counter medications for 3 days prior to the collection

Amniotic fluid should be sent to the laboratory in what type of container?

A. Frozen in a plastic tube

B. Anticoagulated in a purple-top tube

C. Sterile clear glass tube

D. Sterile amber tube

A routine urine culture and sensitivity (C&S) is ordered. What type of specimen is needed?

A. Random urine; no special collection required

B. Catheterized required

C. Clean-catch, mid-stream

D. Suprapubic sample

The activated clotting time (ACT) performed at the patient's bedside monitors what type of therapy?

A. Coumadin

B. Heparin

C. Insulin

D. Platelet transfusions

What bedside test is used to monitor diabetes?

A. Calcium

B. Glucose

C. Hemoglobin

D. Potassium

Bedside hemoglobin testing is one way to monitor which of the following?

A. Anemia

B. Heart enzymes

C. Heparin

D. Insulin levels

What is the acceptable state for a urine sample for routine testing?

A. Centrifuged at room temperature

B. Well mixed at room temperature

C. Well mixed at body temperature

D. Filtered at refrigerator temperature

A phlebotomist who does home visits needs to follow what procedural step that is not necessary when drawing samples from a hospitalized patients?

A. Be sure that the patient has stopped bleeding before leaving the room

B. Dispose of all contamined materials properly

C. Transport the specimens to the laboratory at the appropriate temperature

D. Carry a cell phone in order to call for help in an emergency

Rapid strep testing requires what type of specimen

A. Blood on filter paper

B. Feces

C. Swab

D. Urine

Which item of personal protective equipment (PPE) should be removed first?

A. Face shield

B. Gloves

C. Gown

D. Mask

What is the term used to describe a person who is not sick but carries a pathogen that can be transmitted to others?

A. Fomite

B. Host

C. Reservoir

D. Vector

What is the most important action phlebotomist can do to percent the spread of infection?

A. Isolation of patients Ill with a communicable disease

B. Hand washing

C. Regularly disinfecting all equipment and surfaces

D. Wearing gloves

Proper hand-washing procedures include rubbing the hands together vigorously for a minimum of how long?

A. 15 seconds

B. 30 seconds

C. 1 minute

D. 5 minutes

Where in the laboratory would you find written information about a specific chemical being used and it's hazards?

A. Chemistry department procedure manual

B. Chemical label

C. Safety data sheet

D.OSHA documents

What is the appropriate action for a phlebotomist to take first after being stuck with a contaminated needle?

A. Clean the wound with soap and water or antiseptic immediately

B. Check the patient's chart to see what kind of disease the patient has

C. Pull the nearest fire alarm

D. Tell your supervisor and then call 911

What is the minimum frequency that temperatures must be recorded for refrigerators and freezers used for reagents or specimens in the laboratory?

A. Hourly

B. Once per shift

C. Daily

D. Weekly

Over what type of error does the phlebotomist have the most control?

A. Analytic

B. Delta check

C. Preanalytic

D. Postanalytic

What is the term used to describe the quantitative methods used to monitor the quality of procedures and patients results in the laboratory?

A. Continuous quality improvement (CQI)

B. Quality assurance (QA)

C. Quality control (QC)

D. Total quality management (TQM)

The health insurance portability and Accountability Act of 1996 (HIPAA) provides rules concerning what subject of interest to the phlebotomist?

A. Informed consent

B. Patient's right to refuse laboratory procedures

C. Patient's right to health insurance

D. Privacy of health information

During the middle of early morning rounds, a phlebotomist discovers that all of the purple-top tubes on her tray expired last week. If she goes back to the lab to get new ones, her collections will be delayed. Which of the following is an unacceptable course of action?

A. Use the tubes just for the STAT or timed collections and then return to the lab to replace the tubes before drawing the routine patients

B. Call the laboratory and have someone bring replacement tubes to your location while you continue to draw any patients who do not need purple-top tube collected

C. Return to the laboratory and replace the tubes and return to the floor as quickly as possible. Do not use the expired tubes.

D. Check with the nurses' station to see if they have any unexpired tubes that you can borrow and then replace them when you get back to the lab

How often must centrifuges used in specimen processing be calibrated?

A. Weekly

B. Monthly

C. Every 3 months

D. Every 6 months

A centrifuge head has 12 slots for specimens labeled in a single circle in consecutive order. There are three tubes that need centrifuged. All of the tubes contain equal amounts of liquid. What slots could the tubes be placed in so that the centrifuge is balanced without having to use a balance tube?

A. 1,2,12

B. 1,5,9

C. 1,7,8

D. 1,3,8

A physician's office calls wishing to add a calcium level to the order of a patient whose blood has already been collected. Two tubes were collected- a purple-top tube for a complete blood count (CBC) and a light blue-top for a partial thromboplastin(PTT). What do you tell the physician's office?

A. The calcium will be added to the patient's order

B. You will check with the technologist to see if there is enough of the specimen to do the calcium and then call the office back

C. The patient needs to have another specimen drawn and sent to the lab because the calcium requires special handling and transport

D. A new sample will have to be drawn and sent to the lab because the anticoagulant in both the purple and blue-topped tube s bind calcium so it can't be measured on a sample collected in them

Which of the following specimens need special handling on the lab due to the possibility of bloodborne pathogens?

A. Specimens from known HIV positive patients

B. Specimens from patients suspected of having HIV or hepatitis

C. Specimens from an isolation unit

D. All blood and body fluid specimens should be treated as if they are infectious

Which of the following specimens has been transported improperly, possibly affecting the integrity of the of the sample?

A. Blood gas sample sealed from air in a cup of ice

B. A plasma bilirubin in an amber plastic screw cap tube at room temperature

C. A cold agglutinin sample in a cup of ice

D. A gray top tube for glucose at room temperature

Which of the following should be delivered to the lab section that performs the test immediately upon arrival of the sample in specimen processing?

A. ABG

B. Bilirubin

C. CBC

D. Potassium

Which of the following tests need to be protected from exposure to UV light?

A. Ammonia

B. Bilirubin

C. Calcium

D. Magnesium

Which of the following urine samples typically has a temperature sensor on the specimen container?

A. C&S

B. Drug screen

C. Pregnancy test

D. Routine UA

Which of the following is the most critical document if testing results have the potential of being used in a court of law or other formal venue?

A. Chain of custody

B. Patient informed consent form

C. Police report

D. Test request form

What is the term used to describe a unique number assigned to specimens upon receipt in a processing area of some laboratories?

A. Accession number

B. Hostpital ID number

C. Patient ID number

D. Test code number

What is typical methods of collection for state required neonatal testing?

A. Heel puncture absorbed onto filter paper

B. Heel puncture in a microtainer tube

C. Venipunture with a butterfly needle and blood placed in vacuum tube

D. Venipunture and then drops of blood absorbed onto filter paper

What is an appropriate semen sample for fertility studies?

A. Collected at home into a condom and transported immediately to the lab

B. Collected at home into a sterile container and transported to the lab immediately

C. Collected in a doctor's office in a sterile container and transported to the lab immediately on ice

D. Collected in the lab in a condom and delivered immediately to the appropriate lab section

Many therapeutic drugs have to be collected in paired samples to check for both the lowest and highest levels of the drug. When should the trough specimen be Collected?

A. 15 minutes after a does of the drug

B. 1 hour after a dose of the drug

C. 2 hours before the next dose of the drug

D. Immediately before the next dose of the drug

According to the Clinical Lab Standard Institute (CLSI), what is the maximum amount of time that can elapse between collection and separation of cells from plasma or serum?

A. 30 minutes

B. 2 hours

C. 6 hours

D. 12 hours

The following tests are ordered on four different patients on the same floor.

1. Routine CBC

2. Peak gentamicin

3. STAT electrolytes

4. ASAP BUN and creatinine

It is 9:05AM when the phlebotomist arrives on the floor. A pneumatic tube is available to facilitate transport of specimens to the lab. What would be the most appropriate order of draw?

A. 1,2,3,4

B. 3,2,4,1

C. 4,3,2,1

D. 3,4,1,2

What is the term for the diameter of the internal hollow tube of a needle?

A. Hub

B. Gauge

C. Lumen

D. Shaft

What type of tubes are used primarily for collection of capillary blood gases?

A. Capillary tubes

B. Microhematocrit tubes

C. Micropipets

D. Microtainers

Due to a potential chocking hazard, band aids should not be used on a finger stick in children younger than what age?

A. 1 year

B. 2 years

C. 5 years

D. 10 years