| 释义 |
reticular formation noun[ Cusually singular ] anatomy specializeduk /rɪˈtɪk.jə.lə fɔːˌmeɪ.ʃən/ us /rɪˈtɪk.jə.lɚ fɔːrˌmeɪ.ʃən/ a system of connected neurons(= cells that carry information between the brain and other parts of the body) in the brainstem(= the part of the brain connected to the spinal cord) that is involved in consciousness, breathing, senses, and muscle activity: The reticular formation is the portion of one's brain that determines where and how all messages entering the brain are to be sent. This is a region of the brainstem reticular formation implicated in sleep and modulation of spinal reflexes. This finding suggests that the startle reflex circuit may be compromised, with reduced activity in the pontine reticular formation. The mesencephalic reticular formation is involved in the generation of eye and body movements in fish. Alcohol acts as a depressant to a person's central nervous system, including reticular formation, spinal cord, cerebellum, cerebral cortex, and neurotransmitter systems. 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 neurofibrillary neurogenic neurogenically neuroglia neuroglial reinnervation rhinencephalon rhombencephalon right brain right-brained |