introduction about the Muscrininc

I'm doing an experiment to see the affect of 2 different drugs on a mouse.

 I want 2 to 4 pages introduction about the muscarinic system and the receptors

also indicate the affect of these drugs (behavior, dermal,  CNS Depression ,  excitation ...)  

Oxotremorine ,Hyoscyamine

Font: Times New Roman 

size : 12 pts 

single-spaced page