1. Composition of blood Blood transports materials through out the body inside blood vessels.

2. Plasma Straw colored, nonliving part of blood. 90% Water Helps to regulate body temperature Contains Electrolytes Plasma transports blood cells, products of digestion and hormones throughout the body.

3. How much blood is in the human body? About 5 liters

4. Erythrocytes Shaped like round plates indented in the center. Have no nucleus

5. Questions The Average adult has about __________ liters of blood? 5 Describe Plasma? Plasma is the straw colored, non-living part of blood. It is 90% water. Name 2 materials carried by plasma? RBC, Hormones, Digested materials.

6. Why is blood red? Blood is red because it contains hemoglobin and iron rich pigment.

7. What does hemoglobin do Hemoglobin picks up the oxygen molecules and drops off CO2

8. Carbon Monoxide Binds to RBC better than oxygen. Not good Kills us silently Cant smell it or taste it.

9. Questions Why is blood red? Because it contains hemoglobin What does hemoglobin do? Hemoglobin carries oxygen What is the shape of a red blood cell? How does carbon monoxide poisoning occur?

10. Anemia Occurs when the blood does not have enough hemoglobin. Treated by taking in more iron Because iron makes up hemoglobin

11. What’s wrong with this picture?

12. Sickle Cell Anemia Genetic disease Red blood cells become sickle shape Cant carry as much oxygen

13. Malaria Disease that attacks the RBC. Causes high fever If you have sickle cell shaped RBC can not get the disease.

14. White Blood Cells Fight infections Large in size Have a nucleus Phagocyte

16. Platelets Smallest part of blood No nucleus Live 2-4 days Involved in clotting of blood

17. Bone marrow Makes the cells of the blood

18. Bone marrow is located inside certain long bones.

20. Leukemia Form of cancer in which the bone marrow makes too many white blood cells.

21. Name the parts of the blood?

22. What do platelets do? Platelets clot the blood What is the smallest component of blood? The platelets What do white blood cells do? Fight infections How are red blood cells made? By the bone marrow