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Medical Terminology > Chapter 5 The Cardiovascular System > Flashcards

Chapter 5 The Cardiovascular System Flashcards

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USMLE® Step 1 flashcards
1
Q

pericardium

A

double-walled membranous sac that encloses the heart

aka pericardial sac

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2
Q

angi/o

A

blood or lymph vessel

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3
Q

aort/o

A

aorta

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4
Q

arteri/o

A

artery

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5
Q

ather/o

A

plaque, fatty substance

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6
Q

brady-

A

slow

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7
Q

endarterial

A

pertaining to the inner portion of an artery or within an artery

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8
Q

cardi/o

A

heart

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9
Q

-crasia

A

a mixture or blending

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10
Q

-emia

A

blood, blood condition

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11
Q

erythr/o

A

red

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12
Q

types of blood vessels

A

arteriers, capillaries, veins

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13
Q

hem/o, hemat/o

A

blood, relating to the blood

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14
Q

leuk/o

A

white

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15
Q

phleb/o

A

vein

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16
Q

tachy-

A

fast

17
Q

thromb/o

A

clot

18
Q

ven/o

A

vein

19
Q

atria

A

the two upper chambers of the heart
receives blood
singular is atrium

20
Q

ventricles

A

the two lower chambers of the heart

thicker walls due to pumping blood

21
Q

epicardium

A

external layer of the heart and the inner layer of the pericardium

22
Q

myocardium

A

consists of specialized muscles that are capable of the constant contraction and relaxation
the middle and thickest of the heart’s three layers

23
Q

endocardium

A

consists of epithelial tissue, inner layer of the heart

24
Q

tricuspid valve

A

controls the opening between the right atrium and the right ventricle

25
Q

Venae Cavae

A

largest veins in the body and are the veins which carry the deoxygenated blood to the heart
divided into the superior vena cava and the inferior vena cava

26
Q

venules

A

smallest vessels that collect blood from the capillary and increases in size, then becomes veins

27
Q

pulmonary circulation

A

the flow of blood only between the heart and lungs

28
Q

pulmonary arteries

A

carries deoxygenated blood out of the right ventricle and into the lungs

29
Q

systemic circulation

A

the flow of blood to all parts of the body except to the lungs

30
Q

capillaries

A

the smallest blood vessels in the body

only one epithelial cell in thickness

31
Q

carotid arteries

A

the major arteries that carry blood upward to the head

32
Q

veins

A

form a low-pressure collecting system to return oxygen-poor blood to the heart

33
Q

Venules

A

The smallest veins that join to form the larger veins

34
Q

Systolic pressure

A

Highest pressure against the walls of an artery

Occurs when ventricles contract

Medical Terminology (12 decks)

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