Ch 8 Med Term

Question 1

cardi/o

Answer 1

heart

Question 2

my/o

Answer 2

muscle

Question 3

coron/o

Answer 3

crown

Question 4

atri/o

Answer 4

atria

Question 5

ventricul/o

Answer 5

ventricle

Question 6

valv/o

Answer 6

valve

Question 7

arteri/o

Answer 7

artery

Question 8

aort/o

Answer 8

aorta

Question 9

ven/o

Answer 9

vein

Question 10

phleb/o

Answer 10

vein

Question 11

angi/o

Answer 11

vessel

Question 12

vas/o

Answer 12

vessel

Question 13

tensi/o

Answer 13

tension or pressure (referring to BP)

Question 14

mediastinum

Answer 14

cavity where heart is held between the lungs

Question 15

pericardium

Answer 15

double-walled membrane surrounding the heart

Question 16

epicardium

Answer 16

external layer of the heart, also known as the visceral layer of the pericaridum

Question 17

myocardium

Answer 17

middle and thickest layer of the heart; actual heart muscle

Question 18

endocardium

Answer 18

inner layer of the heart; lines the heart chambers and valves

Question 19

ischemia

Answer 19

deficiency in the blood supply to an area

Question 20

infarct

Answer 20

localized area of necrosis caused by an interrupted blood supply; area of necrosis due to ischemia

Question 21

cardiac output

Answer 21

volume of blood pumped by the heart per unit of time

Question 22

stroke volume

Answer 22

the volume of blood ejected from the ventricles during each heartbeat

Question 23

inotropy

Answer 23

force of contraction

Question 24

arrhythmia

Answer 24

abnormal rhythm of heartbeat

Question 25

ECG

Answer 25

electrocardiogram/electrocardiograph

Question 26

systole

Answer 26

contraction/depolarization

Question 27

diastole

Answer 27

relaxation/repolarization

Question 28

preload

Answer 28

the ventricular diastolic volume; blood entering the right side of the heart

Question 29

afterload

Answer 29

impendance to ventricular emptying presented by aortic pressure

Question 30

auscultation

Answer 30

act of listening to body sounds, usually involves the use of a stethoscope

Question 31

stethoscope

Answer 31

instrument used to listen

Question 32

heart murmur

Answer 32

abnormal sound associated with the turbulent flow of blood

Question 33

insufficiency

Answer 33

inability of the valve to perform at the proper level

Question 34

stenosis

Answer 34

narrowing of an opening

Question 35

thrill

Answer 35

vibration felt on palpation

Question 36

vasoconstrictor

Answer 36

things that narrow a vessel's diameter

Question 37

vasodilator

Answer 37

things that widen a vessel's diameter

Question 38

intravenous

Answer 38

within a vein

Question 39

perivascular

Answer 39

area around vessels

Question 40

intra-arterial

Answer 40

within an artery

Question 41

systolic

Answer 41

pressure when ventricles contract

Question 42

diastolic

Answer 42

pressure when ventricles relax

Question 43

hypertension

Answer 43

high blood pressure

Question 44

hypotention

Answer 44

low blood pressure

Question 45

angiogram

Answer 45

radiographic study of the blood vessels following an injection of radiopaque material

Question 46

echocardiogram

Answer 46

evaluating the heart structures using sound waves

Question 47

holter monitor

Answer 47

24hr ECG that records the heart rates and rhythms onto a specialized tape recorder

Question 48

tourniquet

Answer 48

constricting band applied to a limb to control bleeding or to assist in drawing blood

Question 49

cardiac tamponade

Answer 49

compression of the heart due to fluid or blood collection in the pericardial sac

Question 50

cardiomegaly

Answer 50

enlargement of the heart

Question 51

cardiomyopathy

Answer 51

disease of the heart muscle

Question 52

CHF

Answer 52

congestive heart failure

Question 53

edema

Answer 53

accumulation of fluid in the intercellular spaces

Question 54

ascites

Answer 54

fluid accumulation in the peritoneal cavity

Question 55

pleural effusion

Answer 55

abnormal fluid accumulation between the layers of the membrane encasing the lungs

Question 56

prophylaxis

Answer 56

prevention

Question 57

embolus

Answer 57

foreign object

Question 58

hematoma

Answer 58

collection of blood

Question 59

hypercapnia

Answer 59

above-normal levels of carbon dioxide

Question 60

cyanosis

Answer 60

bluish tinge on MM meaning low O2 levels

Question 61

hypoxia

Answer 61

below-normal levels of oxygen

Question 62

PDA

Answer 62

patent ductus arteriosus

Question 63

shock

Answer 63

inadequate tissue perfusion

Question 64

CPR

Answer 64

cardiopulmonary resuscitation

Question 65

anticoagulant

Answer 65

substance that prevents blood clotting

Question 66

shunt

Answer 66

bypass or divert

Question 67

defibrillation

Answer 67

use of electrical shock to restore the normal heart rhythm

Question 68

hemostasis

Answer 68

control or stoppage of bleeding

Question 69

stent

Answer 69

small expander implanted in a blood vessel to prevent it from collapsing

Question 70

transfusion

Answer 70

introduction of whole blood or blood components into the bloodstream of the precipient

Question 71

congenital

Answer 71

disease that is present at birth

Question 72

hereditary

Answer 72

disease genetically transmitted from parent to offspring

Question 73

idiopathic

Answer 73

disease of unknown cause

Question 74

iatrogenic

Answer 74

disease produced by treatment