While fumigating his house for insects, Phil became very nauseous. His vision went blurry as his pupils constricted and he began to have severe muscle spasms throughout his body. He also developed a runny nose and he began to salivate heavily. At the emergency room Phil was given injections of Atropine and Valium. Required:
a. What molecule is cholinesterase inhibiting?
b. What is ACh and where is it found? What is its function at the neuromuscular junction?
c. What is AChE and where is it found? What is its function?
d. What are the steps of excitation?