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词汇 metencephalon
释义 metencephalon
noun[ Cusually plural ]
 anatomy specializeduk /ˌmet.enˈsef.ə.lɒn//ˌmet.enˈkef.ə.lɒn/ us /ˌmet̬.ənˈsef.ə.lɑːn/pluralmetencephalauk /ˌmet.enˈsef.ə.lə//ˌmet.enˈkef.ə.lə/ us /ˌmet̬.ənˈsef.ə.lə/
an area at the back of the developing brain of a baby before it is born:
The pons develops from the embryonic metencephalon, alongside the cerebellum.
The pons is developed from the ventro-lateral wall of the metencephalon.
an area at the back of the brain consisting of the cerebellum and pons:
It is customary to divide the rest of the hindbrain into two parts; an upper, called the metencephalon, and a lower, the myelencephalon.
Compare
hindbrain
rhombencephalon
The hindbrain splits into two areas, the metencephalon and the myelencephalon, and the metencephalon gives rise to the cerebellum and pons.
At five gestational weeks, the brain has divided into its major subdivisions: telencephalon, diencephalon, mesencephalon, metencephalon, and myelencephalon.
Cranial nerve VI originates below the trigeminal nerve from the floor of the metencephalon.
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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