| 单词 | Ventral Roots |
| 释义 | Ventral Roots《英文msh词典》Ventral Roots [同义词] Ventral Roots [主题词] Spinal Nerve Roots [中文释义] 腹侧脊神经根 [英文释义] The paired bundles of nerve fibers entering and leaving the spinal cord at each segment. The dorsal and ventral nerve roots join to form the mixed segmental spinal nerves. The dorsal roots are generally afferent,formed by the central projections of the spinal (dorsal root) ganglia sensory cells,and the ventral roots efferent,comprising the axons of spinal motor and autonomic preganglionic neurons. There are,however,some exceptions to this afferent/efferent rule. |
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