An excitatory action 0f 5-hydroxytryptamine on sympathetic preganglionic neurones.
D000109:Acetylcholine / Q000494:pharmacology*; D000200:Action Potentials; D000818:Animals; D002415:Cats; D004594:Electrophysiology; D006710:Homocysteine / Q000494:pharmacology*; D009474:Neurons / Q000187:drug effects* / Q000502:physiology; D009638:Norepinephrine / Q000494:pharmacology* / Q000502:physiology*; D012701:Serotonin / Q000502:physiology; D013116:Spinal Cord / Q000502:physiology*
D006710:Homocysteine; D012701:Serotonin; D000109:Acetylcholine; D009638:Norepinephrine