Difference between revisions of "Nervous System Overview"
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| Line 10: | Line 10: | ||
***Sacral | ***Sacral | ||
*'''PERIPHERAL''' | *'''PERIPHERAL''' | ||
| − | **'''Somatic''': ''corticospinal'' > ''anterior | + | **'''Somatic''' |
| − | **'''Autonomic''' | + | ***Motor: ''primary motor cortex [[glutamatergic]] UMNs'' > ''corticospinal tract'' > ''anterior horn [[cholinergic]] alpha motor neurons (LMNs)'' > ventral roots > peripheral nerves > [[nAChRs]] on skeletal muscles |
| − | ***Sympathetic: ''lateral horn'' > ventral roots > paravertebral sympathetic chain | + | ***Sensory: peripheral sensory receptors > peripheral nerves > dorsal roots > ''DCML/spinothalamic'' |
| + | **'''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 > target organs | ||
***Parasympathetic: craniosacral outflow from CN III/VII/IX/X and S2-S4 > peripheral ganglia near target organs > target organs | ***Parasympathetic: craniosacral outflow from CN III/VII/IX/X and S2-S4 > peripheral ganglia near target organs > target organs | ||
**'''Enteric''' | **'''Enteric''' | ||
Revision as of 05:00, 26 January 2023
- CENTRAL
- Brain
- Forebrain
- Midbrain
- Hindbrain
- Spinal Cord
- Cervical
- Thoracic
- Lumbar
- Sacral
- Brain
- PERIPHERAL
- Somatic
- 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
- 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 > target organs
- Parasympathetic: craniosacral outflow from CN III/VII/IX/X and S2-S4 > peripheral ganglia near target organs > target organs
- Enteric
- Somatic