Gcse B5 OCR Flashcards

1
Q

Describe arteries

A

High pressure
Thick and elastic
Contain muscles to keep strong

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2
Q

Describe capillaries

A

One cell thick
Permeable walls
Transport oxygen and food
Take away co2 from cells

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3
Q

Describe veins

A

Low pressure
Not that thick
Have valves

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4
Q

What is in the plasma

A
Cells 
Water 
Co2
Urea 
Hormones 
Antibodies
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