My blood runs cold…..

OVERALL FUNCTIONS

Transport Nutrients and waste

Body heatImmunity

Parts and function

Formed elements: Erythrocytes Leukocytes PlateletsPLASMA

-proteins***SEE FIGURES

10.4 and 10.5 for formation of blood cells

Erythrocytes

Red blood cells5 million per ccHemoglobin to carry O2

Shape= surface area1 RBC=250 millon hemoglobin1 hemoglobin=4 O2 molecules

Leukocytes

4000-11000/ccDifferent types-see labCan “smell” different chemicals emitted in response to pathogens and move like an amoeba to it.They can get in and out of blood vessels

Platelets

3000/ccUsed in clotting

Clotting

Genetics of blood type

A (IA) and B (IB) are dominant to O (i).When A and B occur together, the person is AB

Paternity test

“Dad” 1 is A“Dad” 2 is B“dad” 3 is ABMom is OIf the child is O, what are the chances of each being the father?What if the child is A?

Rh factor

There are also Rh antigens Someone who has it is Rh+, if you don’t you are Rh- and make Rh antibodiesThis is important during pregnancy