Parasympathetic

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RAG
RAG
MCQ
MCQ
Last edited time
May 31, 2026 12:53 AM GMT+0
Nervi erigentes
  • Are preganglionic (presynaptic) parasympathetic nerve fibres that arise from the S2, S3 and S4 nerve roots of the sacral plexus.
  • These nerves form the parasympathetic portion of the autonomic nervous system in the pelvis.