rhombencephalon


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rhombencephalon

 [rom″ben-sef´ah-lon]
1. the portion of the brain developed from the most caudal of the three primary brain vesicles of the early embryo, comprising the metencephalon and myelencephalon.
2. the most caudal of the three primary vesicles formed in embryonic development of the brain, which later divides into the metencephalon and the myelencephalon. Called also hindbrain.

rhom·ben·ceph·a·lon

(rom'ben-sef'ă-lon), [TA]
That part of the developing brain that is the most caudal of the three primary vesicles of the embryonic neural tube; secondarily divided into metencephalon and myelencephalon; the rhombencephalon includes the pons, cerebellum, and medulla oblongata.
Synonym(s): hindbrain [TA], hindbrain vesicle ☆
[rhombo- + G. enkephalos, brain]

rhombencephalon

/rhomb·en·ceph·a·lon/ (romb″en-sef´ah-lon) hindbrain.
1. the part of the brain developed from the posterior of the three primary brain vesicles of the embryonic neural tube; it comprises the metencephalon (cerebellum and pons) and myelencephalon (medulla oblongata).
2. the most caudal of the three primary brain vesicles in the embryo, later dividing into the metencephalon and myelencephalon.

rhombencephalon

(rŏm′bĕn-sĕf′ə-lŏn′, -lən)
n.
The hindbrain.
rhom′ben·ce·phal′ic (-sə-făl′ĭk) adj.

rhombencephalon

[rom′bensef′əlon]
Etymology: Gk, rhombos, parallelogram, enkephalos, brain
the most caudal of the three primary vesicles of the embryonic brain.

rhomb·en·ceph·a·lon

(rom'ben-sef'ă-lon) [TA]
That part of the developing brain that is the most caudal of the three primary vesicles of the embryonic neural tube; secondarily divided into metencephalon and myelencephalon; the rhombencephalon includes the pons, cerebellum, and medulla oblongata.
Synonym(s): hindbrain.
[rhombo- + G. enkephalos, brain]

rhombencephalon

1. the hindbrain, including the medulla oblongata, pons and cerebellum.
2. the most caudal of the three primary vesicles formed in embryonic development of the brain, which later divides into the metencephalon and the myelencephalon.
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References in periodicals archive ?
From its origin close to the DMB, the MLF extended caudally along the floor plate into the rhombencephalon (Figure 3(a)).
Development of the early axon scaffold in the rostral brain of the small spotted cat shark (Scyliorhinus canicula) embryo
In the preotic region, neural crest cells make the prepattern of trigeminal and facial nerves according to the segmental character of the rhombencephalon (hindbrain), whereas the postotic crest cells have no rhombencephalic restriction but are limited in their migration by the anterior boundary of the trunk region, and thus make the prepattern of glossopharyngeal and vagus nerves (Shigetani et al.
Dynamic modification of oral innervation during metamorphosis in Branchiostoma belcheri, the oriental lancelet
The myelencepahlon portion of the rhombencephalon develops into nerve fibers that form the medulla oblongata.
Pediatric neuroradiology, part 1: Embryologic basis for brain malformation

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