2. My blood runs cold…..

3. OVERALL FUNCTIONS Transport Nutrients and waste Body heat Immunity

4. Parts and function Formed elements: Erythrocytes Leukocytes Platelets PLASMA -proteins ***SEE FIGURES 10.4 and 10.5 for formation of blood cells

5. Erythrocytes Red blood cells 5 million per cc Hemoglobin to carry O 2 Shape= surface area 1 RBC=250 millon hemoglobin 1 hemoglobin=4 O 2 molecules

6. Leukocytes 4000-11000/cc Different types-see lab Can “smell” different chemicals emitted in response to pathogens and move like an amoeba to it. They can get in and out of blood vessels

7. Platelets 3000/cc Used in clotting

8. Clotting

10. Genetics of blood type A (I A ) and B (I B ) are dominant to O (i). When A and B occur together, the person is AB

11. Paternity test “Dad” 1 is A “Dad” 2 is B “dad” 3 is AB Mom is O If the child is O, what are the chances of each being the father? What if the child is A?

12. Rh factor There are also Rh antigens Someone who has it is Rh+, if you don’t you are Rh- and make Rh antibodies This is important during pregnancy