ventral horn vs anterior horn

ventral horn and anterior horn both are nouns.

Word	Noun	Adjective	Verb	Adverb
ventral horn	Yes	No	No	No
anterior horn	Yes	No	No	No

As nouns, ventral horn and anterior horn are synonyms defined as:

ventral horn and anterior horn: one of the two roots of a spinal nerve that passes ventrally from the spinal cord and that consists of motor fibers

Other synonyms of ventral horn include anterior root, ventral root.

ventral horn (noun)	anterior horn (noun)
one of the two roots of a spinal nerve that passes ventrally from the spinal cord and that consists of motor fibers	one of the two roots of a spinal nerve that passes ventrally from the spinal cord and that consists of motor fibers