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The circulatory system.

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Our circulatory system is part of the process of nutrition.

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The circulatory system is made out of the different parts.

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Blood vessels, heart and blood.

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The heart.

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What's blood?

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Hello friends.

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Today we'll learn about blood.

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Blood is essential to keep everyone alive.

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It carries nutrients and oxygen to the cells in the body.

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Blood carries waste materials to the lungs, kidneys, and digestive system

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to be removed from the body. It also fights infections and carries hormones.

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There are various components to blood, plasma, red blood cells, white blood cells, and platelets.