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.
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References in periodicals archive ?
Our research results show a close relationship of ependyma condition with the degree of hydration of ventricular wall and the presence of hemorrhage within it.
The condition of hemato and liquor-encephalic barriers of the human brain in acute blood loss on the background of alcoholemia and drug intoxication
Few thin linear subcortical hyperintensities were also observed extending medially upto the ependyma of the lateral ventricle (Fig.
Tuberous sclerosis: case report with review of literature
NiV antigen was identified in meningeal endothelial cells of 5 ferrets; in 3 of these 5 ferrets, it was found in the choroid plexus (Figure 6, panel A), ependyma (Figure 6, panel B), parenchymal vascular endothelium, and adjacent neurons and glia, consistent with hematogenous spread.
Transmission routes for Nipah Virus from Malaysia and Bangladesh
Immature neuroepithelium should be distinguished from mature ependyma, a relatively common finding in mature teratomas.
Protocol for the examination of specimens from pediatric and adult patients with extragonadal germ cell tumors
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.
Superficial siderosis of the central nervous system
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.
Severe dehydration and acute renal failure associated with external ventricular drainage of cerebrospinal fluid in children
In order to rule out structural abnormalities MRI brain was done which showed a uniform grey matter lined cleft extending from pial surface of the cerebral mantle upto the ventricular ependyma.
Unilateral open lip schizencephaly--a rare case report
A major loss of ependyma was evident; a moderate to severe mononuclear choroiditis was also present.
Neurobrucellosis in stranded dolphins, Costa Rica
Distribution of epithelial membrane antigen in normal and neoplastic human ependyma.
New immunohistochemical markers in the evaluation of central nervous system tumors: a review of 7 selected adult and pediatric brain tumors

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