blood vessels Flashcards by Ava Clark

Q

what are the 5 types

A

arteries
arterioles
capillaries
venule
5 vein

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Q

which way do arteries carry blood

A

away from the heart

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Q

which way do viens carry blood

A

to the heart

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Q

how would you describe the membrane of an artery

A

thick + muscular

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Q

how would you describe the bore of a artery

A

small

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Q

do arteries have high or low pressure

A

high

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Q

do arteries have valves

A

no

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Q

is artery blood oxygenated

A

yes

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Q

which arteries arent oxygenated

A

pulmonary

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Q

describe the structure of veins

A

thin and elastic

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Q

decribe veins bore

A

large

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Q

veins high o loww pressure

A

low

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Q

valves for veins

A

yes

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Q

do veins have oxygenated blood

A

no

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Q

which veins do have oxygenated

A

pulmonary

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Q

where do veins and arteries meet

A

capillaries

Q

describe the wall of a capillary

A

one cell thick

Q

why do veins and arterys meet capillries

A

capillaries have a permeable membrane for gas exchange

Q

whats it called whn the heart contracts

A

systole

Q

whats it called whn the heart relaxes

A

diastole