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MED TERM > CH 11 > Flashcards

CH 11 Flashcards

1
Q

Aorta

A

largest artery in the body

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2
Q

arteriole

A

small artery

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3
Q

artery

A

largest type of blood vessel

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4
Q

atrioventricular bundle (Bundle of his)

A

specialized muscle fivers connecting the atria with ventricles and transmitting electrical impulses between them. his is pronounced “HISS”

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5
Q

atrioventricular node (AV node)

A

specialized tissue in the wall between the atria

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6
Q

atrium, atria

A

one of two upper chambers of the heart

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7
Q

capillary

A

smallest type of blood vessel

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8
Q

carbon dioxide (CO2)

A

gas released by the body cells transported via veins to the heart and then to the lungs for exhalation

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9
Q

coronary arteries

A

two common carotid arteries located on each side of the neck branch from the aorta and provide blood to head, neck, and brain

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10
Q

deoxygenated blood

A

blood that is oxygen-poor

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11
Q

diastole

A

relaxation phase of the heartbeat

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12
Q

endocardium

A

inner lining of the heart

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13
Q

endothelium

A

innermost lining of blood vessels

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14
Q

mitral valve

A

valve between the left atrium and the left ventricle

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15
Q

murmur

A

abnormal swishing sound caused by improper closure of the heart valves

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16
Q

myocardium

A

muscular middle layer of the heart

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17
Q

oxygen

A

gas that enters the blood through the lungs and travels to the heart to be pumped via arteries to all body cells

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18
Q

pacemaker

A

specialized nervous tissue in the right atrium that begins the heartbeat

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19
Q

pericardium

A

double-layered membrane surrounding the heart

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20
Q

pulmonary artery

A

artery carrying oxygen-poor blood from the heart to the lungs

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21
Q

pulmonary circulation

A

flow of blood from the heart to the lungs and back to the heart

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22
Q

pulmonary valve

A

valve positioned between the right ventricle and the pulmonary artery

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23
Q

pulmonary vein

A

one of two pairs of vessels carrying oxygenated blood from the lungs to the left atrium of the heart

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24
Q

pulse

A

beat of the heart felt through the walls of the arteries

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25
Q

septum, septa

A

partition or wall dividing a cavity;

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26
Q

sinoatrial node (SA node)

A

pacemaker of the heart

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27
Q

sphygmomanometer

A

instrument to measure blood pressure

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28
Q

systemic circulation

A

flow of blood from body tissue to the heart and then from the heart back to body tissues

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29
Q

systole

A

contraction phase of the heartbeat

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30
Q

tricuspid valve

A

located between the right atrium and the right ventricle

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31
Q

valve

A

structure in veins or in the heart that temporarily closes an opening so that blood flows in only one direction

32
Q

vein

A

thin-walled vessel that carries blood from body tissues and lungs back to the heart

33
Q

vena cava, venae cavae

A

largest vein in the body

34
Q

ventricle

A

one of two lower chambers of the heart

35
Q

venule

A

small vein

36
Q

angi/o

37
Q

aort/o

38
Q

arter/o

39
Q

arteri/o

40
Q

ather/o

A

yellowish plaque

41
Q

atri/o

42
Q

branchi/o

43
Q

cardi/o

44
Q

cholesterol/o

A

cholesterol

45
Q

coron/o

46
Q

cyan/o

47
Q

myx/o

48
Q

ox/o

49
Q

pericardi/o

A

pericardium

50
Q

phleb/o

51
Q

sphygm/o

52
Q

steth/o

53
Q

thromb/o

54
Q

valvul/o

55
Q

valv/o

56
Q

vas/o

57
Q

vascul/o

58
Q

ven/o ven/i

59
Q

ventricul/o

60
Q

arrhythmias

A

abnormal heart rhythms

61
Q

heart block (atrioventricular block)

A

failure of proper conduction of impulses from the SA node through the AV node to the atrioventricular bundle (bundle of His)

62
Q

flutter

A

rapid but regular contractions usually of the atria

63
Q

fibrillation

A

very rapid random inefficient and irregular contractions of the heart

64
Q

congenital heart disease

A

abnormalities in the heart at birth

65
Q

coarctation of the aorta (CoA)

A

narrowing of the aorta

66
Q

patent ductus arteriosus (PDA)

A

passageway between the aorta and the pulmonary artery remains open after birth

67
Q

septal defects

A

small holes in the wall between the atria or the ventricles

68
Q

tetralogy of Fallot

A

congenital malformation involving four distinct heart defects

69
Q

congestive heart failure

A

heart is unable to pump its required amount of blood

70
Q

coronary artery disease

A

disease of the arteries surrounding the heart

71
Q

endocarditis

A

inflammation of the inner lining of the heart

72
Q

hypertensive heart disease

A

high blood pressure affecting the heart

73
Q

aneurysm

A

local widening of the arterial wall

74
Q

hypertension (HTN)

A

high blood pressure

75
Q

peripheral vascular disease (PVD)

A

blockage of arteries carrying blood to the legs arms kidneys and other organs

76
Q

raynaud disease

A

recurrent episodes of pallor and cyanosis primarily in fingers and toes

77
Q

varicose veins

A

abnormally swollen and twisted veins usually occurring in the legs

MED TERM (8 decks)

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