Extrinsic and intrinsic acetylcholine and barbiturate effects on frog skeletal muscle.
D000109:Acetylcholine / Q000494:pharmacology*; D000200:Action Potentials / Q000187:drug effects; D000654:Amobarbital / Q000494:pharmacology*; D000818:Animals
D000654:Amobarbital; D000109:Acetylcholine