medulla spinalis是什么意思_medulla spinalis用英语怎么说_medulla spinalis的翻译_medulla spinalis翻译成_medulla spinalis的中文意思_medulla spinalis怎么读,medulla spinalis的读音,medulla spinalis的用法,medulla spinalis的例句

Noun

• 1. a major part of the central nervous system which conducts sensory and motor nerve impulses to and from the brain; a long tube-like structure extending from the base of the brain through the vertebral canal to the upper lumbar region