mantle layer

(redirected from intermediate layer)
Also found in: Encyclopedia.

layer

 [la´er]
a thin, flat plate or stratum of a composite structure; called also lamina.
ameloblastic layer the inner layer of cells of the enamel organ, which forms the enamel prisms of the teeth.
abrasion layer a protective covering of gelatin enclosing an emulsion on x-ray film; called also overcoat.
bacillary layer layer of rods and cones.
basal layer of endometrium the deepest layer of the uterine endometrium; it provides the regenerative endometrium after menstrual loss of the functional layer.
basal layer of epidermis stratum basale.
blastodermic layer germ layer.
clear layer stratum lucidum.
columnar layer mantle layer.
compact layer of endometrium a sublayer of the functional layer of endometrium, which faces the lumen of the uterus and contains the necks of the uterine glands.
enamel layer the outermost layer of cells of the enamel organ.
functional layer of endometrium the layer of endometrium facing the lumen of the uterus; its cells are cast off at menstruation and childbirth. Sublayers are the compact layer and the spongy layer. It is known as the decidua during pregnancy.
ganglionic layer of cerebellum the thin middle gray layer of the cortex of the cerebellum, consisting of a single layer of Purkinje cells.
germ layer (germ cell layer) any of the three primary layers of cells formed in the early development of the embryo (ectoderm, entoderm, and mesoderm), from which the organs and tissues develop.
germinative layer stratum germinativum.
granular layer
2. the deep layer of the cortex of the cerebellum.
3. the layer of follicle cells lining the theca of the vesicular ovarian follicle.
half-value layer the thickness of a given substance which, when introduced in the path of a given beam of rays, will reduce its intensity by one half.
Henle's layer the outermost layer of the inner root sheath of the hair follicle.
horny layer
2. the outer, compact layer of the nail.
malpighian layer stratum germinativum.
mantle layer the middle layer of the wall of the primordial neural tube, containing primordial nerve cells and later forming the gray matter of the central nervous system.
nervous layer all of the retina except the pigment layer; the inner layer of the optic cup.
odontoblastic layer the epithelioid layer of odontoblasts in contact with the dentin of teeth.
Ollier's layer the innermost layer of the periosteum.
prickle-cell layer stratum spinosum.
layer of rods and cones the layer of the nervous part of the retina, located between the pigmented part and the external limiting membrane, containing the sensory elements, the rods and cones.
spinous layer stratum spinosum.
spongy layer of endometrium a sublayer of the functional layer of endometrium, underlying the compact layer and containing the tortuous portions of the uterine glands.
subendocardial layer the layer of loose fibrous tissue uniting the endocardium and myocardium.
subepicardial layer the layer of loose connective tissue uniting the epicardium and myocardium.
zonal layer of thalamus a layer of myelinated fibers covering the dorsal surface of the thalamus.

man·tle lay·er

the nuclear zone of the developing neural tube between the marginal layer and the ependymal layer; forms the gray matter of the central nervous system.
Synonym(s): intermediate layer, mantle zone (1)

mantle layer

The middle layer of the neural tube of the developing embryo.
See also: layer

layer

1. stratum; a sheetlike mass of tissue of nearly uniform thickness, several of which may be superimposed, one above the other, as in the epidermis.
2. a commercial fowl which is laying eggs, i.e. a female of more than about 5 months of age, up to the stage of being a 'spent hen' suitable only for slaughter.

basal layer
1. the deepest layer of the epidermis. See also stratum basale.
2. the deepest layer of the uterine mucosa.
blastodermic layer
germ layer (see below).
clear layer
stratum lucidum; the clear translucent layer of the epidermis, just beneath the horny layer.
columnar layer
1. layer of rods and cones.
2. mantle layer.
compact layer
the layer of the endometrium nearest the surface, containing the necks of the uterine glands.
functional layer
the compact and spongy layers of the endometrium considered together.
cerebellar ganglionic layer
the thin middle gray layer of the cortex of the cerebellum, consisting of a single layer of Purkinje cells.
germ layer
any of the three primary layers of cells formed in the early development of the embryo (ectoderm, entoderm and mesoderm), from which the organs and tissues develop.
germinative layer
any proliferative layer such as the basal layer of the epidermis or the lower layer of the claw, from which the claw grows.
granular layer
1. the layer of epidermis between the clear and prickle-cell layers; called also stratum granulosum.
2. the deep layer of the cortex of the cerebellum.
3. the layer of follicle cells lining the theca of the vesicular ovarian follicle.
horny layer
1. stratum corneum; the outermost layer of the epidermis, consisting of dead and desquamating cells.
2. the outer, compact layer of the claw, etc.
keratohyaline layer
granular layer (1).
mantle layer
the middle layer of the wall of the primitive neural tube, containing primitive nerve cells and later forming the gray matter of the central nervous system.
nervous layer
all of the retina except the pigment layer; the inner layer of the optic cup.
prickle-cell layer
stratum spinosum; the layer of the epidermis between the granular and basal layers, marked by the presence of prickle cells.
layer of rods and cones
a layer of the retina immediately beneath the pigment epithelium, between it and the external limiting membrane, containing the rods and cones.
spinous layer
prickle-cell layer.
spongy layer
the middle layer of the endometrium, containing the tortuous portions of the uterine glands.
subendocardial layer
the layer of loose fibrous tissue uniting the endocardium and myocardium.
zonal layer of thalamus
a layer of myelinated fibers covering the dorsal surface of the thalamus.
References in periodicals archive ?
The findings highlight the interplay between the neurons and the blood vessels in the intermediate layer of the retina, and could provide insight for a range of neurodegenerative conditions, which have a neurovascular component.
The bottom sheet includes an intermediate layer, a top bonding agent ring layer for joining the intermediate layer of the bottom sheet and the bottom layer of the top sheet along their peripheries, and a bottom bonding agent layer for joining the pod container to the object.
v] values was significantly lower in the surface layer and higher in the intermediate layer (Table 7).
Two key considerations for the use of (FKM/AEM) or (FKM/ ACM) constructions would be adequate adhesion between the inner and intermediate layers, and sufficient thermal protection of the intermediate layer by the inner layer of FKM.
In the intermediate layer molecular orientation becomes less remarkable but also maintains modest level due to the relatively weak flow during post-filling stage (1).
The MgO intermediate layer was introduced to accommodate the difference in thermal expansion coefficient between the YSZ ceramic and the NiCoCrAlY metal layers.
High Impact Technology, LLC has been granted a patent for a bulk, generally elastomeric and pliable, layered mat having outer layers and an intermediate layer sandwiched between the outer layers formed to permit selective trimming into freely user-size-chosen mat trims/tiles each of which is structured to perform as a self-puncture-sealing, de-fined-liquid-reactive, anti-puncture-leakage coating element applicable bondedly to the outside of a selected wall in a selected container holding the defined-liquid the mat, in each of its layers, and therefore in each ultimately prepared mat trim, being composed entirely of solid-phase sealing materials, each of which is sealingly reactive to the defined liquid.
This first layer of cells, which are known as rods and cones, converts the information into electrical signals and sends them to an intermediate layer, which in turn relays signals to the 20 or so distinct types of retinal ganglion cells.
There is no appreciable radial component in the intermediate layer of fluid which rotates with about half the angular velocity of the disk.
This process yielded double-layered aluminum sheets with intermediate layer of ceramic powder particles," Alizadeh reiterated, adding, "In the next step, we cut fabricated sheets and put them back together after surface preparation and rerolled them with 50% reduction in thickness and joined by cold welding.
In a functionally graded coating, an intermediate layer is applied between the top coat and the substrate.

Full browser ?