Definition: the cell column that forms the lateral horn of the spinal cord's gray matter. Extending from the first thoracic through the second lumbar segment, the column contains the autonomic motor neurons that give rise to the preganglionic fibers of the sympathetic system.
Synonym(s): nucleus intermediolateralisTA, intermediolateral cell column of spinal cord
© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.