Soc 15 Structure Of The Heart Flashcards

1
Q

Cardio-respiratory system

A

The interaction of the heart and lungs to supply oxygen to muscles during exercise

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2
Q

Cardiovascular

A

To do with the heart, blood vessels together

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3
Q

Vasolidation

A

when veins swell
up or dilate, widening of the
internal diameter (lumen) of the
blood vessel to allow increased
blood flow

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4
Q

Vasoconstriction

A

when veins
shrink down; narrowing of the
internal diameter (lumen) of the
blood vessel to decrease blood
flow

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5
Q

What are the three fuctions of the heart

A

Transports oxygen, carbon dioxide and nutrients. It helps clot blood. It comtrols your body temperature

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6
Q

Arteries

A

Arteries take oxygenated blood away from the heart in wide lumen

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7
Q

Veins

A

They carry deoxygenated blood towards the heart through much thinner walls

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8
Q

Capillaries

A

Are microscopic vessels that carry oxygenated blood and nutrients to the muscle

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