thoracic spinal nerve 12
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The thoracic spinal nerve 12 (T12) is a
spinal nerve A spinal nerve is a mixed nerve, which carries Motor neuron, motor, Sensory neuron, sensory, and Autonomic nervous system, autonomic signals between the spinal cord and the body. In the human body there are 31 pairs of spinal nerves, one on each s ...
of the thoracic segment. It originates from the
spinal column The spinal column, also known as the vertebral column, spine or backbone, is the core part of the axial skeleton in vertebrates. The vertebral column is the defining and eponymous characteristic of the vertebrate. The spinal column is a segmen ...
from below the thoracic vertebra 12 (T12). It may also be known as the
subcostal nerve The subcostal nerve (anterior division of the twelfth thoracic nerve) is a mixed motor and sensory nerve contributing to the lumbar plexus. It runs along the lower border of the twelfth rib, often gives a communicating branch to the first lumbar ...
.


References

Spinal nerves {{neuroanatomy-stub