1
Their function is to protect the body by fighting off infections.
2
Their function is to transport oxygen and carbon dioxide. They contain hemoglobine, a substance that gives blood its red color.
3
They are tubes through which blood flows, for example arteries, veins and capillaries.
4
They are the smallest blood vessels which connect veins and arteries to the cells o the body.
5
They attach to each other quickly when bleeding occurs and prevent the body from losing too much blood.
6
They are blood vessels that carry oxygen-rich blood from the heart to the rest of the body.
7
It´s a light yellow liquid when is separated from the rest of the blood. It carries water, salts and enzymes. The main role is to take nutrients, hormones, and proteins to the parts of the body that need it.
8
They are blood vessels that carry blood low in oxygen and high in carbon dioxide back to the heart from the rest of the body.
9
It´s an organ made of muscles that pumps blood through the body.
10
It´s a red liquid that circulates in the arteries and veins, carrying oxygen to and carbon dioxide to the body.
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