title: The origin of the acetylcholine released from the surface of the cortex.
mesh_terms: D000109:Acetylcholine / Q000032:analysis / Q000302:isolation & purification / Q000378:metabolism*; D000818:Animals; D002247:Carbon Isotopes; D002458:Cell Fractionation; D002540:Cerebral Cortex / Q000166:cytology / Q000378:metabolism*; D002794:Choline / Q000302:isolation & purification / Q000378:metabolism; D004058:Diffusion; D004558:Electric Stimulation; D010830:Physostigmine / Q000494:pharmacology; D011817:Rabbits; D013347:Subcellular Fractions / Q000032:analysis; D013572:Synaptic Vesicles / Q000032:analysis; D013574:Synaptosomes / Q000032:analysis; D013997:Time Factors; D014316:Tritium; D014793:Visual Cortex / Q000378:metabolism
chemical_list: D002247:Carbon Isotopes; D014316:Tritium; D010830:Physostigmine; D002794:Choline; D000109:Acetylcholine