chapter 48 vocab

Question 1

withdrawal of blood from a vein

Answer 1

phlebotomy

Question 2

puncture of a vein with a needle for the purpose of drawing blood

Answer 2

venipuncture

Question 3

collection of smaller blood specimens using a lancet to pierce the skins surface to obtain blood from a capillary

Answer 3

capillary puncture

Question 4

a flat broad length of vinyl or rubber used for venipuncture

Answer 4

tourniquet

Question 5

allows for the collection of several specimens (also the most common evacuated system)

Answer 5

vacutainer

Question 6

what is another name for evacuated system

Answer 6

straight stick

Question 7

winged infusion set used for fragile veins because it keeps needle undisturbed while collection device is manipulated

Answer 7

butterfly system

Question 8

which fingers are used for capillary punctures

Answer 8

middle or ring finger on non-dominant hand

Question 9

where is a capillary puncture done on an infant

Answer 9

outer edges of the heel

Question 10

specially treated paper or plastic coated to react to specific substances

Answer 10

reagents

Question 11

small disposable instrument with a sharp point used to puncture the skin and make a shallow incision

Answer 11

lancets

Question 12

small pipette that holds a small precise volume of blood

Answer 12

micropipette

Question 13

small plastic tubes with a wide mouthed collective that allows blood to flow in freely

Answer 13

microtainer tubes

Question 14

a drop of fresh blood put on a prepared microscope slide

Answer 14

smear slide

Question 15

what is included/tested for in a lipid profile

Answer 15

cholesterol
HDL
LDL
triglycerides
total cholesterol

Question 16

a list of who has had custody of a patient sample (alcohol and drug tests)

Answer 16

chain of custody

Question 17

blood leaks out of a vein and collects under the skin

Answer 17

hematoma

Question 18

how do you prevent a hematoma

Answer 18

release tourniquet before withdrawing needle and apply pressure after

Question 19

a disorder in which the blood does not clot at the puncture site

Answer 19

hemophilia

Question 20

uses a light to visualize a vein to make it easier to locate

Answer 20

venoscope

Question 21

fainting

Answer 21

syncope

Question 22

aerobic bacteria

Answer 22

needs oxygen

Question 23

anerobic bacteria

Answer 23

doesn’t need oxygen

Question 24

most common site for drawing blood (inner elbow)

Answer 24

antecubital fossa

Question 25

most common veins for blood draw

Answer 25

median cubital, cephalic, and basilic

Question 26

which vein usually has a tendon underneath

Answer 26

basilic

Question 27

tests for presence of bacteria in the blood

Answer 27

blood cultures

Question 28

cleaning in a circular motion with 70% isopropyl alcohol and allowing it to dry

Answer 28

aseptic technique

Question 29

which blood draw technique puts less pressure on a vein

Answer 29

needle and syringe system

Question 30

a substance that is used to prevent and treat blood clots

Answer 30

anticoagulant (blood thinner)

Question 31

forms a gel-like barrier between plasma (serum) and whole blood (coagulated blood)

Answer 31

serum separator

Question 32

color specific types of cells for microscopic study

Answer 32

stains

Question 33

rupture of red blood cells (can present as pink in plasma)

Answer 33

hemolysis

Question 34

what is included in a hematologic test

Answer 34

blood cell count morphologic study coag test ESR

Question 35

what are the formed elements

Answer 35

WBC's, RBC's, platelets (clotting cells)

Question 36

analysis of whole blood with or without diff

Answer 36

CBC (complete blood count)

Question 37

determines the CBC diff

Answer 37

wrights stain

Question 38

what test measures percentage of packed RBC's

Answer 38

hematocrit test

Question 39

liquid portion of blood

Answer 39

plasma

Question 40

RBC's that have been separated for blood transfusion

Answer 40

packed RBC's

Question 41

device that measures the amount of hemoglobin in whole blood

Answer 41

hemoglobinometer

Question 42

measures how long it takes for RBC's and plasma to seperate

Answer 42

ESR

Question 43

ESR screens for

Answer 43

presence of inflammation, sickle cell anemia, and infections

Question 44

breaks down diff types of WBC's

Answer 44

differential count

Question 45

layer between centrifuged plasma and whole blood

Answer 45

buffy coat

Question 46

what does a buffy coat consist of

Answer 46

WBC's and platelet

Question 47

spins blood and urine specimens at high speeds to separate components

Answer 47

centrifuge

Question 48

used to detect specific substances in blood

Answer 48

serology rapid screening

Question 49

used to confirm HIV infection

Answer 49

western blot test (also a serological test)

Question 50

checks for presence or level of specific antibodies in the blood

Answer 50

serological tests

Question 51

what is a rapid screening test

Answer 51

a simple test that has quick results (POCT, low complexity, CLIA waived)

Question 52

can be rapid in a POL, chemistry test

Answer 52

cholesterol tests

Question 53

analysis of RBC's, WBC's, platelets, hematocrit, hemoglobin

Answer 53

CBC test

Question 54

what do neutrophils indicate

Answer 54

infection

Question 55

what is found to indicate infection, leukemia, and autoimmune disorders?

Answer 55

basophils

Question 56

what is found to indicate parasites, allergies, and cancer?

Answer 56

eosinophils

Question 57

what is found to indicate infection, Ca, and autoimmune disorders?

Answer 57

lymphocytes

Question 58

what is found to indicate epstein-barr virus and lupus?

Answer 58

monocytes