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Nerves: spinal nerves (TA A14.2, GA 9.916)
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| Cervical (8) |
C1, C2, C3, C4, C5, C6, C7, C8
anterior (Cervical plexus, Brachial plexus) – posterior (Posterior branches of cervical nerves, Suboccipital – C1, Greater occipital – C2, Third occipital – C3)
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| Thoracic (12) |
T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12
anterior (Intercostal, Intercostobrachial – T2, Thoraco-abdominal nerves – T7–T11, Subcostal – T12) – posterior (Posterior branches of thoracic nerves)
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| Lumbar (5) |
L1, L2, L3, L4, L5
anterior (Lumbar plexus, Lumbosacral trunk) · posterior (Posterior branches of the lumbar nerves, Superior cluneal L1–L3)
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| Sacral (5) |
S1, S2, S3, S4, S5
anterior (Sacral plexus) · posterior (Posterior branches of sacral nerves, Medial cluneal nerves)
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| Coccygeal (1) |
anterior (Coccygeal plexus) · posterior (Posterior branch of coccygeal nerve)
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M: PNS
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anat (h/r/t/c/b/l/s/a)/phys (r)/devp/prot/nttr/nttm/ntrp
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noco/auto/cong/tumr, sysi/epon, injr
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proc, drug (N1B)
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