Types
The term splanchnic nerves can refer to:
- Cardiopulmonary nerves
- Thoracic splanchnic nerves (greater, lesser, and least)
- Lumbar splanchnic nerves
- Sacral splanchnic nerves
- Pelvic splanchnic nerves
Nerve | Pre-/postsynaptic | autonomic system | Origin | Targets | |
---|---|---|---|---|---|
Cardiopulmonary nerves | Postsynaptic | sympathetic | cervical and upper thoracic ganglia | Thoracic cavity | |
Thoracic splanchnic nerves | generally | Presynaptic | lower thoracic ganglia | Prevertebral ganglia | |
Greater splanchnic nerve | T5-T9 or T10 | Celiac ganglia | |||
Lesser splanchnic nerve | T10-T11 | Superior mesenteric ganglia and Aorticorenal ganglia | |||
Least splanchnic nerve | T12 | Renal plexus | |||
Lumbar splanchnic nerves | L1-2 | Inferior mesenteric ganglia, ganglia of intermesenteric and hypogastric plexuses | |||
Sacral splanchnic nerves | sacral part of sympathetic trunk | inferior hypogastric plexus and ganglia to the pelvic viscera | |||
Pelvic splanchnic nerves | parasympathetic | S2-S4 | intrinsic ganglia of descending and sigmoid colon, rectum, and inferior hypogastric plexus and ganglia to the pelvic viscera |
Read more about this topic: Splanchnic Nerves
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