Presynaptic receptors and neurotransmission.
D002490:Central Nervous System / Q000502:physiology; D005246:Feedback; D006801:Humans; D018377:Neurotransmitter Agents / Q000378:metabolism; D010525:Peripheral Nerves / Q000502:physiology; D011942:Receptors, Adrenergic, alpha / Q000502:physiology; D011955:Receptors, Drug / Q000502:physiology; D011976:Receptors, Muscarinic / Q000502:physiology; D017981:Receptors, Neurotransmitter / Q000502:physiology*; D009435:Synaptic Transmission
D018377:Neurotransmitter Agents; D011942:Receptors, Adrenergic, alpha; D011955:Receptors, Drug; D011976:Receptors, Muscarinic; D017981:Receptors, Neurotransmitter