cardiovascular vocab Flashcards

1
Q

pericardium

A

serous membrane that surrounds the heart

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2
Q

epicardium

A

visceral portion of pericardium on the surface of the heart

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3
Q

myocardium

A

muscle tissue of the heart

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4
Q

endocardium

A

inner lining of the heart chamber

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5
Q

atrium

A

chamber of the heart that receives blood from veins

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6
Q

ventricles

A

cavity with heart ventricles that contain blood

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7
Q

tricuspid valve

A

heart valve located between the right atrium and the right ventricle

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8
Q

pulmonary valve

A

valve leading from the right ventricle to the pulmonary trunk

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9
Q

bicuspid valve

A

mitral valve

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10
Q

coronary arteries

A

an artery that supplies blood to the wall of the heart

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11
Q

cardiac veins

A

blood vessel that returns blood from the venules of the myocardium to coronary sinus

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12
Q

cardiac cycle

A

series of myocardial contractions and relaxations that constitute a complete heart beat

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13
Q

electrocardiogram

A

recording of electrical activity associated with a heart beat (EKG)

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14
Q

arteries

A

vessels that transport blood away from the heart

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15
Q

capillaries

A

small blood vessel that connects an arteriole and a venule

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16
Q

systolic pressire

A

arterial blood pressure reached during the systolic phase of the cardiac cycle

17
Q

cardiac output

A

volume of blood per minute that the heart pumps

18
Q

blood volume

A

the amount of blood in that body

19
Q

vena cava

A

one of two large veins that convey de-oxygenated blood to the right atrium of the heart

20
Q

aorta

A

major systemic artery that gets blood from the left ventricle

21
Q

aortic valve

A

flaplike structures in the wall of the aorta near the origin to prevent blood from returning to the left ventricle of the heart

22
Q

diastolic pressure

A

lowest arterial blood pressure reached during diastolic phase of the cardiac cycle