title: Are the excitatory nerves to the circular muscle of the guinea-pig ileum cholinergic?
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D007082:Ileum / Q000294:innervation*; D066298:In Vitro Techniques; D009130:Muscle, Smooth / Q000294:innervation; D010276:Parasympatholytics / Q000494:pharmacology; D009435:Synaptic Transmission
chemical_list: D010276:Parasympatholytics