preganglionic
(adjective)
describing the nerve fibres that supply a ganglion
Examples of preganglionic in the following topics:
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Autonomic Nervous System
- A preganglionic neuron (originating in the CNS) synapses to a neuron in a ganglion that, in turn, synapses on the target organ .
- Most preganglionic neurons in the sympathetic nervous system originate in the spinal cord.
- Parasympathetic preganglionic neurons have cell bodies located in the brainstem and in the sacral (toward the bottom) spinal cord.
- The axons of the preganglionic neurons release acetylcholine on the postganglionic neurons, which are generally located very near the target organs.
- In the autonomic nervous system, a preganglionic neuron of the CNS synapses with a postganglionic neuron of the parasympathetic nervous system.