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Nervous System Overview (view source)
Revision as of 01:11, 27 January 2023
, 01:11, 27 January 2023no edit summary
*'''PERIPHERAL'''
*'''PERIPHERAL'''
**'''Somatic'''
**'''Somatic'''
***Motor: ''primary motor cortex [[glutamatergic]] UMNs'' > ''corticospinal tract'' > ''anterior horn [[cholinergic]] alpha motor neurons (LMNs)'' > ventral roots > peripheral nerves > [[nAChRs]] on skeletal muscles
***Efferent/Motor: ''primary motor cortex [[glutamatergic]] UMNs'' > ''corticospinal tract'' > ''anterior horn [[cholinergic]] alpha motor neurons (LMNs)'' > ventral roots > peripheral nerves > [[nAChRs]] on skeletal muscles
***Sensory: peripheral sensory receptors > peripheral nerves > dorsal roots > ''DCML/spinothalamic''
***Afferent/Sensory: peripheral sensory receptors > peripheral nerves > dorsal roots > ''DCML/spinothalamic''
**'''Autonomic'''
**'''Autonomic'''
***Sympathetic: ''lateral horn [[cholinergic]] preganglionic neurons'' > ventral roots > white ramus communicans > paravertebral sympathetic chain or prevertebral ganglia > postganglionic [[noradrenergic]] neurons > gray ramus communicans > peripheral nerves > [[adrenergic]] receptors (α1/α2，β1/β2) on target organs
***Sympathetic
***Parasympathetic: craniosacral outflow from CN III/VII/IX/X and S2-S4 > peripheral ganglia near target organs > target organs
****Efferent: ''lateral horn [[cholinergic]] preganglionic neurons'' > ventral roots > white ramus communicans > paravertebral sympathetic chain or prevertebral ganglia > postganglionic [[noradrenergic]] neurons > gray ramus communicans > peripheral nerves > [[adrenergic]] receptors (α1/α2, β1/β2) on target organs
****Afferent: ...
***Parasympathetic
****Efferent: craniosacral outflow from CN III/VII/IX/X and S2-S4 > peripheral ganglia near target organs > target organs
****Afferent: ...
**'''Enteric'''
**'''Enteric'''