释义 |
lemniscal adjective anatomy specializeduk /lemˈnɪs.kəl/ us /lemˈnɪs.kəl/ relating to a lemniscus(= a band of nerve fibres that helps parts of the body communicate with the brain): lemniscal pathwayThere are relatively direct, lemniscal pathways from the receptors to the cortex. The lemniscal system in primates does not appear to encode painful stimuli. The dorsal column medial lemniscal pathway carries the sensory modalities of proprioception, fine touch, and vibration. The excitatory input determines the rate at which neurons of the lemniscal nucleus fire. Fibres from the lemniscal and anterolateral systems are joined in the brainstem by fibres subserving sensation from the head. SMART Vocabulary: related words and phrases The brain & nervous system abducens nerve abducent nerve accessory nerve alexithymia allism glossopharyngeal nerve grey matter hemispheric hemispherical hindbrain neurogenic neurogenically neuroglia neuroglial neurohormonal reticular formation rhinencephalon rhombencephalon right brain right-brained
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lemniscus |