1 Symptoms are due to the effects of excess acetylcholine on nicotinic and muscarinic acetylcholine receptors in the CNS, at neuromuscular junctions, and in the sympathetic, and parasympathetic nervous systems. 2  Nicotinic and muscarinic receptors have different. 3  Functions. 4  Locations.
The reason snake repellents don t work is because there is nothing intimidating to a snake about the smell of naphthalene or sulfur. Even if there were, snakes do not smell the way people traditionally assume they do. Snakes use smell as a method of information.
Rather than answering the question with a simple URL the admin then went into a rave about disgruntled snake catchers, tame snakes and the fact that they don't work thoug ... h concrete (amusingly the seller says that it does work though concrete-see http://www.snakerepellent.com.au/). The discussion was then removed.