Cardio System

Question 1

Atrioventricular bundle (His)

Answer 1

Connects atria with ventricles and transmits impulses

Question 2

Atrioventricular node (AV node)

Answer 2

Tissue in wall behind atria

Question 3

Atrium

Answer 3

One of upper chambers of heart

Question 4

Capillary

Answer 4

Smallest blood vessel

Question 5

Coronary arteries

Answer 5

Blood vessels branching from aorta that carry blood to heart

Question 6

Electrocardiogram

Answer 6

Record of electricity in heart

Question 7

Apex of heart

Answer 7

Lower tip of heart

Question 8

Diastole

Answer 8

Relaxed phase of heart (tricuspid/mitral valves open and pulmonary/aortic valves close

Question 9

Endocardium

Answer 9

Inner lining of heart

Question 10

Endothelium

Answer 10

Innermost lining of blood vessel

Question 11

Mitral valve

Answer 11

Bicuspid valve; between left atrium and left ventricle

Question 12

Normal sinus rhythm

Answer 12

Heart rhythm in sinoatrial node 60-100 BPM

Question 13

Pacemaker (sinoatrial)

Answer 13

Nervous tissue in right atrium begins heartbeat

Question 14

Pericardium

Answer 14

Double-layered membrane surrounding heart

Question 15

Pulmonary artery

Answer 15

Carries oxygen poor blood from heart to lungs

Question 16

Pulmonary circulation

Answer 16

Flow of blood. Heart to lungs and back

Question 17

Pulmonary valve

Answer 17

Between right ventricle and pulmonary artery

Question 18

Pulmonary vein

Answer 18

1 of 2 pairs of vessels carry oxygenated blood from lungs to left atrium

Question 19

Septum

Answer 19

Wall dividing a cavity

Question 20

Sphygmomanometer

Answer 20

Measures blood pressure

Question 21

Systemic circulation

Answer 21

Blood flow from tissue to heart and back

Question 22

Systole

Answer 22

Contraction phase of heart beat

Question 23

Tricuspid valve

Answer 23

Between right atrium and right ventricle; has 3 leaflets/cusps

Question 24

Vena cava

Answer 24

Largest vein in body

Question 25

Ventricle

Answer 25

One of 2 lower chambers of heart

Question 26

Bradycardia and heart block

Answer 26

Failure of impulses from SA node through AV node to atrioventricular bundle

Question 27

Flutter

Answer 27

Rapid but regular contractions

Question 28

Fibrillation

Answer 28

Rapid, random, inefficient, irregular contractions

Question 29

Coarctation of aorta

Answer 29

Narrowing of aorta

Question 30

Patent ductus arteriosus (PDA)

Answer 30

Passageway between aorta and pulmonary artery remains open after birth

Question 31

Septal defects

Answer 31

Holes in wall between atria or ventricles

Question 32

Tetralogy of fallot

Answer 32

4 heart defects caused by malformation (septal defect, thickening of wall of right ventricle, coarctation of aorta, displacement of aorta

Question 33

Congestive heart failure (CHF)

Answer 33

Heart can't pump enough blood

Question 34

Coronary heart disease (CAD)

Answer 34

Disease of arteries around heart (thrombotic occlusion, emboli, ischemia, necrosis, infarction)

Question 35

Veins

Answer 35

Thinner walls than arteries move blood toward heart

Question 36

Arteries

Answer 36

Vessels that lead away from heart

Question 37

Pathway of blood through heart

Answer 37

Through superior/inferior vena cava, (to heart) right atrium/tricuspid valve/right ventricle, (to lungs) pulmonary artery/lung capillaries/pulmonary vein, (back to heart) left atrium/mitral valve/left ventricle, aorta then all over body

Question 38

Diastole-systole cycle

Answer 38

70-80 times a minutes. Heart pumps 3oz of blood each contraction (5 quarts pumped a minute)

Question 39

Blood pressure

Answer 39

Force that blood exerts on arterial walls (systolic/diastolic)

Question 40

Hypertension

Answer 40

BP greater than 140/90

Question 41

Endarterectomy

Answer 41

Surgical removal of plaque from inner layer of an artery

Question 42

Acute coronary syndromes (ACS)

Answer 42

Unstable angina, myocardial infarction

Question 43

Atherosclerosis

Answer 43

Deposition of fatty compounds on inner lining of coronary arteries

Question 44

DVT

Answer 44

Deep vein thrombosis

Question 45

HTN

Answer 45

Hypertension

Question 46

PVD

Answer 46

Peripheral vascular disease (blockage of blood vessels outside heart)

Question 47

Raynaud disease

Answer 47

Pallor and cyanosis in fingers and toes

Question 48

Petechiae

Answer 48

Small pinpoint hemorrhages

Question 49

Varicose veins

Answer 49

Swollen twisted veins

Question 50

Angiography

Answer 50

X-Ray of blood vessels after injection of contrast material

Question 51

DSA

Answer 51

Digital subtraction angiography

Question 52

Electron beam computed tomography (EBCT/EBT)

Answer 52

Identifies calcium deposits in/around coronary arteries

Question 53

Doppler ultrasound

Answer 53

Measure blood flow w/in blood vessels

Question 54

Echocardiography (ECHO)

Answer 54

Images of heart produced by echoes