词汇 | central-nervous-system |
释义 | central nervous system noun[ Cusually singular ] uk /ˌsen.trəl ˈnɜː.vəs ˌsɪs.təm/ us /ˌsen.trəl ˈnɝː.vəs ˌsɪs.təm/(abbreviationCNS) the main system of nerve control in a living thing, consisting of the brain and the main nerves connected to it中枢神经系统 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 reticular formation rhinencephalon rhombencephalon right brain In this vertebral canal we find the trunk part of the central nervous system, the spinal cord. The first sketch of a central nervous system in the human embryo presents the same very simple type as in the other vertebrates. These pass into the central nervous system and there excite neurons which in turn discharge impulses into the cerebrum. This acts as a connecting medium between the outside world and the central nervous system, which is composed of the brain and spinal cord. This shows that some part of the central nervous system is necessary to reflex action. central nervous system | American Dictionarycentral nervous system noun[ C ] us/ˈsen·trəl ˈnɜr·vəs ˌsɪs·təm/ biology the main system of nerves in a living thing, consisting of the brain and the spinal cord |
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