词汇 | rhombencephalon |
释义 | rhombencephalon noun[ Cusually singular ] anatomy specializeduk /ˌrɒm.benˈkef.ə.lɒn//ˌrɒm.benˈsef.ə.lɒn/ us /ˌrɑːm.benˈsef.ə.lɑːn/pluralrhombencephalauk /ˌrɒm.benˈkef.ə.lə//ˌrɒm.benˈsef.ə.lə/ us /ˌrɑːm.benˈsef.ə.lə/rhombencephalons the back part of the brain that includes the cerebellum, the pons, and the medulla oblongata, and that controls automatic body functions: The back of the brain, the hindbrain or rhombencephalon, controls respiration, heart rate, swallowing, and blood pressure. It was completely absent from the tecta of the embryos, even though it was still present in the rhombencephala and spinal cords. The pons with the cerebellum forms that part of the hindbrain or rhombencephalon known as the metencephalon. The rhombencephalon receives its name from the diamond shape which it presents when seen from above. The rhombencephalon occupies the posterior fossa of the cranial cavity and lies below a fold of dura mater. 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 right brain right-brained Synonymhindbrain Comparemetencephalon |
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