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I learned that veins carry oxygen poor blood, and arteries carry oxygen rich blood.

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Plasma holds all the other components of blood. Like white blood cells, red blood cells, and platelets.

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I learned that veins and arteries have different jobs. I also learned that blood is made of plasma, red blood cells, white blood cells, and platelets

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One thing I learned during this unit is there are diffent

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I learned how we stay alive

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One of the many things that I learned is that the heart is made up of four chambers.

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I learned Arteries are a thing and the biggest one is the aorta.

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Veins have valves that open and close so that blood will not flow backwards.

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I learned how the body fights off germs in the blood mobile video.

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I learned that there are several different components of blood.

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I learned about the heart and that platelets make you stop bleeding.

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One thing I learned during this unit is that the heart has four chambers. I also learned that red blood cells don't just carry oxygen they carry food wastes and more.  one more thing I learned is that veins have this special thing called platelets and those platelets stop blood from bleeding so much that all your blood comes out.

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I learned that  Cells need oxygen to live. Oxygen is in the air we breathe, and our blood carries it to the rest of the body. But this would not happen without the heart.

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How your blood pumps through the body. Veins arteries capillaries. The four heart chambers

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I learned that red blood cells carry a protein called hemoglobin.