Mechanisms of drug action at the voluntary muscle endplate.

Animals Anura Cholinesterase Inhibitors/pharmacology Cholinesterases/metabolism Diffusion In Vitro Techniques Models, Biological Nerve Endings/drug effects Neuromuscular Junction/drug effects Neurotransmitter Agents/pharmacology Parasympatholytics/pharmacology Parasympathomimetics/pharmacology Permeability Rats Receptors, Drug Synapses/physiology Synaptic Transmission/drug effects Toxins, Biological/metabolism

Cholinesterase Inhibitors Neurotransmitter Agents Parasympatholytics Parasympathomimetics Receptors, Drug Toxins, Biological Cholinesterases