ependyma


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ependyma

 [ĕ-pen´dĭ-mah]
the membrane lining the cerebral ventricles and the central canal of the spine. adj., adj epen´dymal.

e·pen·dy·ma

(ĕ-pen'di-mă), [TA]
The cellular membrane lining the central canal of the spinal cord and the brain ventricles.
Synonym(s): endyma
[G. ependyma, an upper garment]

ependyma

/epen·dy·ma/ (ĕ-pen´dĭ-mah) the membrane lining the cerebral ventricles and the central canal of the spine.epen´dymal

ependyma

[ipen′dimə]
Etymology: Gk, an upper garment
a layer of ciliated epithelial membrane that lines the central canal of the spinal cord and the ventricles of the brain. ependymal [ipen′diməl] , adj.
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Ependymal cells

e·pen·dy·ma

(ĕ-pen'di-mă) [TA]
The cellular membrane lining the central canal of the spinal cord and the brain ventricles.
[G. ependyma, an upper garment]
Enlarge picture
EPENDYMA

ependyma

(ĕp-ĕn′dĭ-mă) [Gr. ependyma, an upper garment, wrap]
The epithelial lining of the cerebral ventricles and the central canal of the spinal cord. The lining is composed of a single cell layer. Most of the cells have microvilli and motile cilia on their outer surface.
See: illustrationependymal, adjective

ependyma

cellular membrane lining the central canal of spinal cord and brain ventricles

ependyma

the cells lining the cerebral ventricles and the central canal of the spinal cord; principal source of cerebrospinal fluid, mostly from where the ependyma covers the choroid plexuses.
References in periodicals archive ?
Immature neuroepithelium should be distinguished from mature ependyma, a relatively common finding in mature teratomas.
A major loss of ependyma was evident; a moderate to severe mononuclear choroiditis was also present.
Pathologically there is brown discoloration of the leptomeninges of the cerebellum (especially the vermis), basal frontal lobe, olfactory bulb, temporal cortex, brainstem, cranial nerves, spinal cord, nerve roots, ependyma and subpial tissue of < 3 mm deep.
Sodium ions are actively transported across the epithelia of the choroid plexus and ependyma in the production of CSF, with secondary active transport of chloride and water because of electrical and osmotic gradients.