Clinical Neuroanatomy, 28 ed.

APPENDIX

Spinal Nerves and Plexuses

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FIGURE C–1  Motor and sensory levels of the spinal cord.

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FIGURE C–2  The cervical plexus.

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FIGURE C–3  The brachial plexus.

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FIGURE C–4  Segmental innervation of the right upper extremity, anterior view.

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FIGURE C–5  Segmental innervation of the right upper extremity, posterior view.

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FIGURE C–6  Musculocutaneous (C5, 6) and axillary (C5, 6) nerves.

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FIGURE C–7  The radial nerve (C6–8; T1).

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FIGURE C–8  The median nerve (C6–8; T1).

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FIGURE C–9  The ulnar nerve (C8, T1).

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FIGURE C–10  The lumbar plexus.

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FIGURE C–11  The femoral (L2–4) and obturator (L2–4) nerves.

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FIGURE C–12  The sacral plexus.

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FIGURE C–13  Segmental innervation of the right lower extremity, anterior view. Note the similarity between dermatomes (on left) and myotomes (on right).

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FIGURE C–14  Segmental innervation of the right lower extremity, posterior view.

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FIGURE C–15  The sciatic nerve (L4, 5; S1–3).

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FIGURE C–16  The common peroneal nerve (L4, 5; S1, 2).

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FIGURE C–17  The tibial nerve (L4, 5; S1–3).

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FIGURE C–18  The pudendal and coccygeal plexuses.