lateral horn

(redirected from cornu laterale)

lat·er·al horn

[TA]
the small lateral gray column of the spinal cord as appearing in transverse section containing the intermediolateral cell column.
See also: gray columns.
Synonym(s): cornu laterale [TA]
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lateral horn

A column of neuron cell bodies and unmyelinated cell processes (ie, gray matter) running through the lateral quadrant of spinal cord segments C8–L2 In stained cross-sections of spinal cord, the lateral horns form a small bulge of gray matter between the dorsal and ventral horns. The lateral horns contain the preganglionic cell bodies of the sympathetic nervous system.
Synonym: intermediolateral horn; intermediolateral cell column; zona intermedia See: spinal cord
See also: horn
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