subcostal nerve


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Related to subcostal nerve: lumbar plexus, iliohypogastric nerve, median nerve

sub·cos·tal nerve

[TA]
the ventral ramus of the twelfth thoracic nerve; it courses below the last rib paralleling the course of the intercostal nerves superior to it; it supplies parts of the abdominal muscles and gives off cutaneous branches to the skin of the lowermost ventrolateral abdominal wall and to the superolateral gluteal region.
Synonym(s): nervus subcostalis [TA]

subcostal nerve

the spinal nerve T12, which supplies skin and muscle of the abdominal wall.

sub·cos·tal nerve

(sŭb-kos'tăl nĕrv) [TA]
The ventral ramus of the twelfth thoracic nerve; it courses below the last rib, supplies parts of the abdominal muscles, and gives off cutaneous branches to the skin of the lowermost ventrolateral abdominal wall and to the superolateral gluteal region.
Synonym(s): nervus subcostalis [TA] .

subcostal nerve

The ventral ramus of thoracic spinal nerve T12. It runs along the lower border of the twelfth rib and continues down through the abdominal muscles to reach the abdominal midline over the pubic symphysis. It innervates the skin and muscles in the area of the T12 dermatome.
See also: nerve