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science vocbulary
| Question | Answer |
|---|---|
| blood | liquid inside the human body that: delivers oxygen, nutrients and otherchemicals to all parts of the bodycarries off waste from all parts of the bodyfights against infectionsworks to regulate body temperature |
| arteries | blood vessels that carry blood away from the heart to different parts of the body |
| veins | blood vessels that carry blood from zdifferent parts of the body to the heart |
| capillaries | tiny blood vessels that deliver blood to the cells and contact arteries and veins |
| blood vessels | small tube-like sturtures (arteries, veins and capillaries) that allow blood to travel throughout the body |
| red blood cells | (RBC"S) pick up oxygen in the lungs, deliver it to other blood cells and carry away waste |
| white blood cells | (WHB's) fight infection any carry off dead blood cells |
| plasma | the yellowish liquid river in which blood cells flow |
| germs | viruses and bacteria that get into the bloodstream |
| platelets | brownish-yellowish bits of cells that work to form clots and reduce blood flow at the scene of a cut or a wound |
| fiberinogen | this substance forms a net at the site of a cut so the platelets stick together and stop the blood flow |
| hematolgy | the study of blood |
| heart | muscle that pumps the blood throughout the body |