Cervical spinal nerve 4

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Cervical spinal nerve
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The plan of the cervical and brachial plexuses.
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The spinal cord with spinal nerves.
Latin Nervi spinalis
Anatomical terminology

The cervical spinal nerve 4 (C4) is a spinal nerve of the cervical segment.[1]

It originates from the spinal column from above the cervical vertebra 4 (C4).

Its control of the thoracic diaphragm has inspired a medical mnemonic: "Cut C4, breathe no more."

Additional Images[edit]

References[edit]

  1. ^ American Medical Association Nervous System -- Groups of Nerves