Good thank you!
The first and secondary immune response and the mechanism of autoimmune diseases, and we began learning about transplantation. This in the 12th class (senior) in the 11th class the the regulation of the breathing mechanism in mammals. The influence of the Po2( oxygen pressure in the blood) and Pco2( co2 pressure in the blood ) PH ( acidity of the blood) on the function of the birthing center in the brain stem, and the role of Aortic and Caryatidic bodies in this regulation.[/quote]
I follow, and this would lead to an interesting segue on how blood chemistry initiates the hatching process in egg laying animals.
dang walnut, you werent supposed to say that!! Now what am I gonna ask him tomorrow?