Acetylcholine

neurotransmitter · nervous · Oral

Acetylcholine, a neurotransmitter. Synthesised from choline + acetyl-CoA by choline acetyltransferase (ChAT). Principal neurotransmitter at the neuromuscular junction…

Synthesised from choline + acetyl-CoA by choline acetyltransferase (ChAT). Principal neurotransmitter at the neuromuscular junction (nicotinic AChR) and autonomic ganglia; CNS cortical projections from basal forebrain (muscarinic mAChR subtypes M1-M5) govern attention, memory, arousal. Degraded in synaptic cleft by acetylcholinesterase — target of AChE inhibitors (donepezil, rivastigmine, organophosphates).

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