Neurotransmitter clearance – foundations of neuroscience Muscle contraction reticulum skeletal diagram sarcoplasmic neural stimulation steps acetylcholine potential action cell muscles calcium synaptic excitation cells biology cross When acetylcholine unlocks feedback inhibition in cortex: neuron
Circuit diagram for direct & indirect pathways. Neurotransmitters: Ach
Neural stimulation of muscle contraction
Acetylcholine synthesis recycling choline synapse ach acetylcholinesterase neurotransmitter brain ache degradation system receptor function acetyl production deficiency nervous role anti
Indirect pathways ach acetylcholine neurotransmitters dopamine glutamate nuclei snr gpi substance glu nigra substantia pars compacta vl ventralAcetylcholine neuron cortex inhibition cortical unlocks excitation phasic activity figure .
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