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Jouer Mots Roulette
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A
Here happens the gas echange.
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B
It´s an elastic bag.
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C
They are blood vessels with very thin walls.
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D
It´s down the lungs and it contracts and expand.
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E
Is the system that removes the liquid waste.
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H
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I
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K
They filter the blood.
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L
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M
The food enters through this.
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N
The air enters through this.
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O
Communicates the pharynx with the stomach.
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P
The blood is made of blood cells and ...
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R
This system is responsible for taking in oxygen and expulsing carbon dioxide from the body.
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S
IIt is made of water and a small amount of waste products and salts.
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T
Connect the larynx with the bronchi.
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U
The urine leaves the body through this.
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V