Thoracic spinal nerve 4 explained

Thoracic spinal nerve
Latin:	nervi spinalis

The thoracic spinal nerve 4 (T4) is a spinal nerve of the thoracic segment.^[1]

It originates from the spinal column from below the thoracic vertebra 4 (T4).

Notes and References

1. https://web.archive.org/web/20090302003531/http://www.ama-assn.org/ama/no-index/physician-resources/7173.shtml American Medical Association