Phlebotomy MLS Final | Quizlet

Promoting good public relations is a part of the phlebotomist's role because:

a. a phlebotomist is a representative of the laboratory

b. good public relations promote a harmonious relationship with visitors, staff, and patients

c. the patient often equates blood-drawing experiences with the caliber of overall care received while in the hospital

d. all of the above

d. all of the above

The term phlebotomy is derived from Greek words that, when literally translated, mean to:

a. cut a vein

b. draw blood

c. stick a vein

d. suck blood

a. cut a vein

The two main divisions of the clinical laboratory are:

a. hematology and chemistry

b. anatomical and clinical

c. clinical and microbiology

d. cytology and toxicology

b. anatomical and clinical

OSHA stands for:

a. Occupational Standards in Health Associations

b. Outline of Safety Hazards and Accidents

c. Occupational Safety and Health Administration

d. Occupational Standards and Health Administration

c. occupational safety and health adminsitration

Safety equipment in the lab may include:

a. personal protective equipment (PPE)

b. emergency shower

c. eyewash station

d. all of the above

d. all of the above

Which of the following organizations instituted and enforces the Bloodbome Pathogens Standard?

a. College of American Pathologists (CAP)

b. Centers for Disease Control and Prevention (CDC)

c. Joint Commission on Accreditation of Healthcare Organizations (JCAHO)

d. OSHA

d. OSHA

Which of the following is an example of an engineering control that helps eliminate hazards posed by blood-borne pathogens?

a. gloves

b. laboratory coat

c. sharps container

d. universal precautions statement

c. sharps container

When a complete blood count (CBC) is ordered by the physician, the phlebotomist should collect which of the following tubes for analysis?

a. blue-top tube

b. lavender-top tube

c. green-top tube

d. red-top tube

b. lavender-top tube

The syringe method of draw is useful for patients:

a. who are very young

b. who are obese

c. who have large veins

d. who have fragile or small veins

d. who have fragile or small veins

Color coding of evacuated tubes relates to the:

a. size of the tube

b. method of collection

c. presence or absence of additives

d. amount of specimen required

c. presence or absence of additives

is the most important step in phlebotomy and other testing

a. Proper specimen handling

b. Sufficient blood collection

c. Proper handwashing

d. Proper patient identification

d. Proper patient identification

The vein(s) most subject to venipuncture is/are:

a. the antecubital vein

b. the basilic vein

c. the median cubital vein

d. all of the above

c. the median cubital vein

During a venipuncture, the needle is positioned at:

a. a 40-degree angle with the bevel up

b. a 20-degree angle with the bevel down

c. a 15-degree angle with the bevel up

d. a 35-degree angle with the bevel down

c. a 15-degree angle with the bevel up

What happens if you put pressure on the gauze while the needle is being removed?

a. It is painful for the patient.

b. It prolongs needle removal.

c. The needle may slit the patient's skin.

d. all of the above

d. all of the above

Which is the proper way to anchor a vein?

a. Anchoring is not necessary.

b. pull the skin taut with your thumb

c. use your index finger above and thumb below the site

d. none of the above

b. pull the skin taut with your thumb

The depth of a heel puncture should not be more than:

a. 3.0 mm

b. 2.0 mm

c. 3.0 cm

d. 1.5 cm

b. 2.0 mm

Which finger is most widely used for capillary collection?

a. thumb

b. index

c. third

d. fifth

c. third

The location for heel sticks is the:

a. center of the plantar surface

b. medial or lateral borders of the plantar surface

c. posterior surface

d. arch

b. medial or lateral borders of the plantar surface

The purpose of wiping away the first drop of blood during skin puncture is to:

a. avoid bacterial contamination

b. eliminate tissue fluid contamination

c. minimize effects of hemolysis

d. minimize effects of platelet aggregation

b. eliminate tissue fluid contamination

The flow of capillary blood to the puncture site can be increased by:

a. elevating the site

b. cleansing with alcohol

c. applying cold compresses to the site

d. warming the site

d. warming the site

Which of the following is least likely to cause hemolysis of a specimen?

a. collecting more than one tube of blood

b. mixing tubes too vigorously

c. pulling blood into a syringe too quickly

d. using a needle with too small a bore

a. collecting more than one tube of blood

Prolonged tourniquet application may cause a change in blood composition primarily because of:

a. hemoconcentration

b. hemoglobin

c. hemolysis

d. homeostasis

a. hemoconcentration

Success of blood collection from pediatric patients is most dependent on:

a. aseptic technique

b. order of draw

c. patient immobilization

d. tourniquet application

c. patient immobilization

Which of the following is true when using a tourniquet during a phlebotomy procedure?

a. A tourniquet should never be tied on open sores.

b. Tying a tourniquet too tightly may cause petechiae.

c. Leaving a tourniquet on too long may cause hemoconcentration.

d. all of the above

d. all of the above

When collecting blood from a child, the phlebotomist should:

a. consider the psychological aspect of the child

b. log the amount of blood collected to avoid depletion

c. collect dermal punctures whenever possible

d. all of the above

d. all of the above

Which of the following should a phlebotomist not do when drawing blood from a child?

a. use the patient identification process

b. explain the procedure

c. tell the child that the procedure will not hurt

d. during the draw, tell the child "just a few more seconds"

c. tell the child that the procedure will not hurt

A butterfly and a 23-gauge needle are the best choice to use on children less than 2 years old because:

a. children like the idea of the butterfly

b. children's veins are often sclerotic

c. flexibility of the tubing allows for the child's movement

d. it eliminates excessive bleeding tendencies

c. flexibility of the tubing allows for the child's movement

You must collect a specimen on a 6-year-old The child is a little fearful. What should you do?

a. explain what you are going to do in simple terms and ask the child for cooperation

b. have someone restrain the child and go ahead and draw the specimen without explanation

c. tell the child not to worry because it won't hurt

d. tell the child that you will give him or her a treat if he or she doesn't cry

a. explain what you are going to do in simple terms and ask the child for cooperation

Failure to completely fill the filter paper circle for a newborn screening test:

a. is only important for PKU tests

b. can cause a false-positive result

c. can cause a false-negative result

d. occurs when the circle has been contaminated

c. can cause a false-negative result

Collection of blood for newborn screening in a capillary pipet and transferring it to the filter paper circle is not recommended because:

a. the blood is heparinized

b. the circle cannot be filled on both sides

c. two pipets must be used

d. the pipet may scratch the filter paper

d. the pipet may scratch the filter paper

The artery of choice for ABG specimens is the:

a. brachial artery

b. femoral artery

c. radial artery

d. ulnar artery

c. radial artery

What happens to an ABG specimen left at room temperature?

a. Blood cells will continue to consume oxygen.

b. The specimen will hemolyze.

c. Carbon dioxide levels will stabilize.

d. all of the above

a. Blood cells will continue to consume oxygen.

After drawing an ABG specimen, check the pulse:

a. distal to the puncture site

b. in the ulnar artery

c. medial to the puncture site

d. proximal to the puncture site

a. distal to the puncture site

What is the correct equipment to use when collecting an ABG sample?

a. butterfly and syringe

b. heparinized evacuated tube

c. special plastic syringe

d. any of the above

c. special plastic syringe

What is the biggest advantage in choosing a radial artery for ABG specimen collection?

a. It works best during low cardiac output.

b. It is large and easy to locate.

c. It is easy to compress to stop bleeding.

d. It has good collateral circulation.

d. It has good collateral circulation.

Within what time period should a patient drink the glucose solution required for an oral glucose tolerance test (OGTT)?

a. 5 minutes

b. 10 minutes

c. 15 minutes

d. 20 minutes

a. 5 minutes

Which specimen requires chilling during transfer to the lab?

a. cryofibrinogen

b. cryoglobulin

c. ammonia

d. cold agglutinins

c. ammonia

It is necessary for a patient to fast for 12 hours before:

a. blood donation

b. blood culture

c. glucose tolerance test

d. therapeutic phlebotomy

c. glucose tolerance test

Specimens that are sensitive to light include all of the following except:

a. vitamin A

b. lactic acid

c. beta-carotene

d. bilirubin

b. lactic acid

Which of the following tests is collected from patients with fever of unknown origin (FUO) to rule out septicemia?

a. blood culture

b. nasopharyngeal cultures

c. urine culture and sensitivity (C&S)

d. wound culture

a. blood culture

The test used to diagnose whooping cough, croup, and pneumonia is:

a. sweat electrolytes (SE) test

b. nasopharyngeal (NP) culture

c. throat swab

d. urinalysis

b. nasopharyngeal (NP) culture

A midstream clean-catch urine specimen is required for a:

a. 24-hour urine test

b. glucose tolerance test (GTT)

c. routine UA

d. urine C&S

d. urine C&S

Which of the following conditions would not be a reason to reject a specimen for analysis?

a. A bilirubin specimen is icteric.

b. A complete blood count (CBC) specimen has clots in it.

c. An electrolyte specimen is hemolyzed.

d. A fasting glucose specimen is lipemic.

a. A bilirubin specimen is icteric.

An aliquot is a:

a. filter used to separate serum from cells

b. portion of a specimen being tested

c. substance being tested

d. tube used to balance the centrifuge

b. portion of a specimen being tested

Which statement describes proper centrifuge operation?:

a. "balancing" specimens by placing tubes of equal size and volume opposite one another

b. centrifuging serum specimens before they have a chance to clot

c. never centrifuging serum specimens in the same centrifuge with plasma specimens

d. removing tube stoppers before placing specimens in the centrifuge

a. "balancing" specimens by placing tubes of equal size and volume opposite one another

Which of the following is true about torts?

a. They can be intentional or unintentional.

b. They are civil wrongs.

c. They are the basis for most medical malpractice suits.

d. all of the above

d. all of the above

Medical malpractice:

a. is the delivery of substandard care that results in harm to a patient

b. dictates the process for the accepted standard of care

c. results when there is a failure to perform duties as established by statutory law

d. all of the above

a. is the delivery of substandard care that results in harm to a patient

What can happen to urine components if not processed in a timely fashion?

a. Bacteria multiply.

b. Bilirubin breaks down.

c. Cellular elements decompose.

d. all of the above

d. all of the above

What specimen is required for a "rapid strep" test?

a. blood sample

b. stool specimen

c. throat swab

c. throat swab

A 72-hour stool specimen is collected to determine:

a. fat quantities

b. occult blood

c. protein concentrations

d. creatine levels

a. fat quantities