have a heart Flashcards by Lizbeth Granados | Brainscape

Q

arteries

A

conduct blood away from the heart

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Q

capallaries

A

site of gas o2 and co2 exchange

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Q

veins

A

conduct blood towards the heart

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Q

lumen

A

open middle

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Q

dilation

A

open wide

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Q

vasodilation

A

wide open vessel

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Q

constriction

A

NARROWED

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Q

vasostriction

A

narrowed vessel

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Q

hilus

A

where blood enter and leave

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Q

perfusion

A

the flow or spread used to describe fluids

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Q

Inotropy

A

refers to the force of contraction

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Q

cardiac output

A

how much blood the heart pumps out

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Q

Systole =

A

the contraction phase of the chambers

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Q

Diastole =

A

the relaxation

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