anterior root

Từ điển WordNet v3.1 - WordNet Dictionary

noun

one of two the two roots of a spinal nerve that passes ventrally from the spinal cord and that consists of motor fibers
• Syn:
ventral root, ventral horn, anterior horn
• Hypernyms:
motor nerve, efferent nerve, efferent
• Part Holonyms:
spinal nerve, nervus spinalis