| 词汇 | dorsal-root |
| 释义 | dorsal root noun[ C ] anatomy specializeduk /ˈdɔː.səl ˌruːt/ us /ˈdɔːr.səl ˌruːt/ one of two endings of a nerve that come out of the back of the spinal cord and travel to the dorsal root ganglion where they combine to form the spinal nerve: They described the motor and sensory functions of the ventral and dorsal roots of the spinal cord. The segmental arteries supply largely to the dorsal root ganglia of the spinal cord. These are concerned with the processing of sensory information, which enters the spinal cord through the dorsal roots. Along the dorsal root are the cells of the dorsal root ganglia, which are critical in the transmission of pain messages from the cord to the brain. The impulse travels through the dorsal root of the spinal nerve from where it passes through the white matter and into the grey matter. The brain & nervous system abducens nerve abducent nerve accessory nerve alexithymia allism grey matter hemispheric hemispherical hindbrain hippocampus neurogenic neurogenically neuroglia neuroglial neurohormonal reticular formation rhinencephalon rhombencephalon right brain right-brained Compareventral root |
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