title: Optical methods for monitoring neuron activity.
mesh_terms: D000200:Action Potentials; D000818:Animals; D001369:Axons / Q000502:physiology; D002490:Central Nervous System / Q000502:physiology; D049832:Decapodiformes; D008564:Membrane Potentials; D009474:Neurons / Q000502:physiology*; D013053:Spectrophotometry / Q000379:methods; D001468:Thoracica