Copy of `mondofacto - Online Medical Dictionary`

The wordlist doesn't exist anymore, or, the website doesn't exist anymore. On this page you can find a copy of the original information. The information may have been taken offline because it is outdated.

mondofacto - Online Medical Dictionary Category: Health and Medicine > Medical Dictionary Date & country: 26/01/2008, UK Words: 116197

lamina fusca of sclera
An exceedingly delicate layer of loose, pigmented connective tissue on the inner surface of the sclera, connecting it with the choroid. ... Synonym: lamina fusca sclerae, brown layer, membrana fusca. ... (05 Mar 2000) ...

lamina fusca sclerae
Synonym for lamina fusca of sclera ... An exceedingly delicate layer of loose, pigmented connective tissue on the inner surface of the sclera, connecting it with the choroid. ... Synonym: lamina fusca sclerae, brown layer, membrana fusca. ... (05 Mar 2000) ...

lamina horizontalis ossis palatini
Synonym for horizontal plate of palatine bone ... The part of the palatine bone that forms the posterior part (approximately one third) of the bony palate. ... Synonym: lamina horizontalis ossis palatini. ... (05 Mar 2000) ...

lamina interna cranii
Synonym for inner table of skull ... The inner compact layer of the cranial bones. ... Synonym: lamina interna cranii. ... (05 Mar 2000) ...

lamina internal ossium cranii
Synonym for vitreous table ... The inner table of one of the cranial bones; it is more compact and harder than the outer table. ... Synonym: lamina internal ossium cranii. ... (05 Mar 2000) ...

lamina limitans anterior corneae
Synonym for anterior limiting layer of cornea ... A transparent homogeneous acellular layer, 6 to 9 um thick, lying between the basal lamina of the outer layer of stratified epithelium and the substantia propria of the cornea; considered to be a basement membrane. ... Synonym: lamina limitans anterior corneae, anterior elastic layer, Bowman's membran …

lamina limitans posterior corneae
Synonym for posterior limiting layer of cornea ... A transparent homogeneous acellular layer between the substantia propria and the endothelial layer of the cornea; considered to be a highly developed basement membrane. ... Synonym: lamina limitans posterior corneae, membrana vitrea, Descemet's membrane, Duddell's membrane, entocornea, hyaloid membra …

lamina lucida
The lightly staining layer of the basement membrane in contact with the plasmalemma of epithelial cells or other cells having an investment of basement membrane. ... (05 Mar 2000) ...

lamina modioli
Synonym for plate of modiolus ... A bony plate, the continuation of the modiolus and of the septum between the convolutions of the spiral canal of the cochlea extending upward toward the cupola, forming with the hamulus the helicotrema. ... Synonym: lamina modioli. ... (05 Mar 2000) ...

lamina muscularis mucosae
Synonym for muscularis mucosae ... The thin layer of smooth muscle found in most parts of the digestive tube located outside the lamina propria mucosae and adjacent to the tela submucosa. ... Synonym: lamina muscularis mucosae, muscular layer of mucosa. ... (05 Mar 2000) ...

lamina of cricoid cartilage
A quadrate plate forming the posterior part of the cricoid cartilage. It resembles the shield of a signet ring, the arch of the cricoid representing the remainder of the ring. ... Synonym: lamina cartilaginis cricoideae. ... (05 Mar 2000) ...

lamina of lens
One of a series of concentric layers composed of the lens fibres that make up the substance of the lens. ... (05 Mar 2000) ...

lamina of mesencephalic tectum
The roofplate of the mesencephalon formed by the quadrigeminal bodies. ... Synonym: lamina tecti mesencephali, tectum mesencephali, lamina quadrigemina, quadrigeminal lamina, quadrigeminal plate. ... (05 Mar 2000) ...

lamina of Rexed
A division of the gray matter of the spinal cord into nine laminae (I-IX) and a gray area around the central canal (area X) based on cytoarchitectural features; the dorsal (posterior) horn is composed of laminae I-VI, the intermediate zone of lamina VII, and the ventral horn of laminae VIII and IX; general correlation of laminae with major nuclei: …

lamina of septum pellucidum
One of the two thin layers of the transparent septum, which extend from the corpus callosum to the fornix; often separated from each other by a space, the cavity of septum pellucidum. ... Synonym: lamina septi pellucidi. ... (05 Mar 2000) ...

lamina of thyroid cartilage
One of the paired (dextra et sinistra) thin quadrilateral plates of the thyroid cartilage that are joined anteriorly and form an open angle posteriorly. ... Synonym: lamina cartilaginis thyroideae. ... (05 Mar 2000) ...

lamina of tragus
A longitudinal curved plate of cartilage, the beginning of the cartilaginous portion of the external acoustic meatus. ... Synonym: lamina tragi. ... (05 Mar 2000) ...

lamina of vertebral arch
The flattened posterior portion of the vertebral arch extending between the pedicles and the midline, forming the dorsal wall of the vertebral foramen, and from the midline junction of which the spinous process extends. ... Synonym: lamina arcus vertebrae, neurapophysis. ... (05 Mar 2000) ...

lamina orbitalis ossis ethmoidalis
Synonym for orbital plate of ethmoid bone ... A thin plate of ethmoid bone forming part of the medial wall of the orbit and the lateral wall for the ethmoidal labyrinth. ... Synonym: lamina orbitalis ossis ethmoidalis, lamina papyracea, orbital lamina of ethmoid bone, orbital layer of ethmoid bone, orbital plate, paper plate, papyraceous plate. ... (0 …

lamina papyracea
Synonym for orbital plate of ethmoid bone ... A thin plate of ethmoid bone forming part of the medial wall of the orbit and the lateral wall for the ethmoidal labyrinth. ... Synonym: lamina orbitalis ossis ethmoidalis, lamina papyracea, orbital lamina of ethmoid bone, orbital layer of ethmoid bone, orbital plate, paper plate, papyraceous plate. ... (0 …

lamina parietalis
Synonym for parietal layer ... The outer layer of an enveloping sac or bursa, usually lining the walls of the cavity or space occupied by the enveloped structure, the structure itself being covered with the inner or visceral layer of the enveloping sac; an actual or potential space is enclosed by the two layers and intervenes between parietal and vi …

lamina parietalis pericardii
Synonym for parietal layer of serous pericardium ... The outer part of the serous pericardium suported by the fibrous pericardium. ... Synonym: lamina parietalis pericardii. ... (05 Mar 2000) ...

lamina perpendicularis
Synonym for perpendicular plate ... Flat portion of a bone which lies within or closely approximates a vertical plane. ... See: perpendicular plate of ethmoid bone, perpendicular plate of palatine bone. ... Synonym: lamina perpendicularis, pars perpendicularis, vertical plate. ... (05 Mar 2000) ...

lamina pretrachealis
Synonym for pretracheal fascia ... The layer of fascia investing the infrahyoid muscles and contributing to the formation of the carotid sheath. ... Synonym: lamina pretrachealis, middle cervical fascia, Porter's fascia, pretracheal layer. ... (05 Mar 2000) ...

lamina prevertebralis
Synonym for prevertebral fascia ... The part of the cervical fascia which covers the bodies of the cervical vertebrae and the muscles attaching to them and to the anterior parts of their transverse processes. ... Synonym: lamina prevertebralis, prevertebral layer. ... (05 Mar 2000) ...

lamina profunda
Synonym for deep layer ... In a stratified structure, the stratum which lies beneath all others, furthest from the surface. ... See: deep layer of levator palpebrae superioris muscle}, deep layer of temporalis fascia. ... Synonym: lamina profunda, deep lamina. ... (05 Mar 2000) ...

lamina profunda fasciae temporalis
Synonym for deep layer of temporalis fascia ... The deep part of the temporal fascia attaching to the medial surface of the zygomatic arch. ... Synonym: lamina profunda fasciae temporalis. ... (05 Mar 2000) ...

lamina propria
The layer of connective tissue underlying the epithelium of a mucous membrane. ... Synonym: lamina propria mucosae. ... (05 Mar 2000) ...

lamina propria mucosae
Synonym for lamina propria ... The layer of connective tissue underlying the epithelium of a mucous membrane. ... Synonym: lamina propria mucosae. ... (05 Mar 2000) ...

lamina propria of semicircular duct
The meshwork of connective tissue fibres between the semicircular duct and the bony semicircular canal; it encloses the perilymph in its spaces. ... Synonym: membrana propria ductus semicircularis. ... (05 Mar 2000) ...

lamina quadrigemina
Synonym for lamina of mesencephalic tectum ... The roofplate of the mesencephalon formed by the quadrigeminal bodies. ... Synonym: lamina tecti mesencephali, tectum mesencephali, lamina quadrigemina, quadrigeminal lamina, quadrigeminal plate. ... (05 Mar 2000) ...

lamina rara
The relatively electron-lucent layer on either side of the lamina densa of the basement membrane. ... (05 Mar 2000) ...

lamina rostralis
Synonym for rostral lamina ... A whitish line appearing on perfectly median sections of the brain as a thin bridge connecting the rostrum of the corpus callosum with the lamina terminalis; the rostral lamina contains no commissural fibres; instead, it corresponds to the line along which the pia mater reflects from the medial surface of one hemispher …

lamina septi pellucidi
Synonym for lamina of septum pellucidum ... One of the two thin layers of the transparent septum, which extend from the corpus callosum to the fornix; often separated from each other by a space, the cavity of septum pellucidum. ... Synonym: lamina septi pellucidi. ... (05 Mar 2000) ...

lamina spiralis ossea
Synonym for osseous spiral lamina ... A double plate of bone winding spirally around the modiolus dividing the spiral canal of the cochlea incompletely into two, scala tympani and scala vestibuli; between the two plates of this lamina the fibres of the cochlear nerve reach the spiral organ (of Corti). ... Synonym: lamina spiralis ossea, spiral plate. …

lamina spiralis secundaria
Synonym for secondary spiral lamina ... A ridge on the outer wall of the first turn of the cochlea opposite the spiral lamina. ... Synonym: lamina spiralis secundaria, secondary spiral plate. ... (05 Mar 2000) ...

lamina superficialis
Synonym for superficial layer ... In a stratified structure, the outermost or topmost of the strata; the stratum nearest the surface. ... See: superficial layer of deep cervical fascia, superficial layer of the levator {palpebrae superioris muscle}, superficial layer of temporalis fascia. ... Synonym: lamina superficialis, superficial lamina. ... (05 M …

lamina suprachoroidea
Synonym for suprachoroid lamina ... A layer of loose, pigmented connective tissue on the outer surface of the choroid, resembling and attached to the lamina fusca sclerae. ... Synonym: lamina suprachoroidea, ectochoroidea, suprachoroid layer, suprachoroidea. ... (05 Mar 2000) ...

lamina supraneuroporica
That part of the choroid membrane of the third ventricle that forms the roof of the foramen of Monro. ... (05 Mar 2000) ...

lamina tecti mesencephali
Synonym for lamina of mesencephalic tectum ... The roofplate of the mesencephalon formed by the quadrigeminal bodies. ... Synonym: lamina tecti mesencephali, tectum mesencephali, lamina quadrigemina, quadrigeminal lamina, quadrigeminal plate. ... (05 Mar 2000) ...

lamina terminalis cerebri
Synonym for lamina terminalis of cerebrum ... A thin plate passing upward from the optic chiasm and forming the rostral boundary of the third ventricle; membrane closing the rostral neuropore. ... Synonym: lamina terminalis cerebri, lamina cinerea, terminal plate, velum terminale. ... (05 Mar 2000) ...

lamina terminalis of cerebrum
A thin plate passing upward from the optic chiasm and forming the rostral boundary of the third ventricle; membrane closing the rostral neuropore. ... Synonym: lamina terminalis cerebri, lamina cinerea, terminal plate, velum terminale. ... (05 Mar 2000) ...

lamina tragi
Synonym for lamina of tragus ... A longitudinal curved plate of cartilage, the beginning of the cartilaginous portion of the external acoustic meatus. ... Synonym: lamina tragi. ... (05 Mar 2000) ...

lamina vasculosa choroideae
Synonym for vascular lamina of choroid ... <anatomy> The outer portion of the choroid of the eye containing the largest blood vessels. ... Synonym: lamina vasculosa choroideae, Haller's vascular tissue, uvaeformis, vascular layer of choroid coat of eye, vascular layer. ... (05 Mar 2000) ...

lamina ventralis
Synonym for basal lamina of neural tube ... The ventral division of the lateral walls of the neural tube in the embryo; it contains neuroblasts giving rise to somatic and visceral motor neurons. ... Synonym: lamina basalis, basal plate of neural tube, lamina ventralis, ventral plate of neural tube. ... (05 Mar 2000) ...

lamina visceralis
Synonym for visceral layer ... The inner layer of an enveloping sac or bursa which lines the outer surface of the enveloped structure, as opposed to the parietal layer which lines the walls of the occupied space or cavity. The visceral layer is usually thin, delicate and not apparent as being separate, but rather appears to be the outer surface of t …

lamina visceralis pericardii
Synonym for visceral layer of serous pericardium ... The inner part of the serous pericardium applied directly on the heart. ... Synonym: epicardium, lamina visceralis pericardii. ... (05 Mar 2000) ...

lamina vitrea
Synonym for lamina basalis choroideae ... The transparent, nearly structureless inner layer of the choroid in contact with the pigmented layer of the retina. ... Synonym: basal lamina of choroid, basal layer of choroid, Bruch's membrane, Henle's membrane, lamina vitrea, vitreous lamella, vitreous membrane. ... (05 Mar 2000) ...

laminae albae cerebelli
Layers of white substance seen on section of the cerebellum. ... Synonym: laminae medullares cerebelli. ... (05 Mar 2000) ...

laminae medullares cerebelli
Synonym for laminae albae cerebelli ... Layers of white substance seen on section of the cerebellum. ... Synonym: laminae medullares cerebelli. ... (05 Mar 2000) ...

laminae medullares thalami
Synonym for medullary laminae of thalamus ... Layers of myelinated fibres that appear on transverse sections of the thalamus; the lamina medullaris externa marks the ventral and lateral borders of the thalamus and delimits it from the subthalamus and reticular nucleus of thalamus; the lamina medullaris interna is interposed between the mediodorsal a …

laminagram
An image made by laminagraphy. ... (05 Mar 2000) ...

laminagraph
A device for laminagraphy; a laminagram. ... (05 Mar 2000) ...

laminagraphy
Laminography ... Radiographic technique in which the images of tissues above and below the plane of interest are blurred out by movement of the X-ray tube and film holder, to show a specific area more clearly. ... See: tomography. ... Origin: Lamina + G. Graphe, a writing ... (05 Mar 2000) ...

laminar
1. Arranged in plates or laminae. ... Synonym: laminated. ... 2. Relating to any lamina. ... (05 Mar 2000) ...

laminar air flow unit
An air-filtering system used at some transplant facilities to remove particulate matter and fungi from the air. ... (16 Dec 1997) ...

laminar cortical necrosis
The breaking down of a definite cell layer in the cerebral cortex, encountered typically after temporary cardiac arrest or perinatal hypoxia. ... (05 Mar 2000) ...

laminar cortical sclerosis
A degeneration of nerve fibres in the corona radiata in a laminar pattern. ... (05 Mar 2000) ...

laminar flow
The relative motion of elements of a fluid along smooth parallel paths, which occurs at lower values of Reynolds number. ... (05 Mar 2000) ...

laminaribiose phosphorylase
<enzyme> From euglena gracillis z; contains three isoforms; catalyses a reversible phosphorolysis of laminaribiose; also acts on 1,3-beta-d-oligoglucans ... Registry number: EC 2.4.1.31 ... (26 Jun 1999) ...

laminarin
<protein> Storage polysaccharide of Laminaria and other brown algae, made up of _(1-3) glucan with some _(1-6) linkages. ... (18 Nov 1997) ...

laminated clot
A clot formed in a succession of layers such as occurs in the natural course of an aneurysm. ... (05 Mar 2000) ...

laminated cortex
Neocortex and allocortex. ... (05 Mar 2000) ...

laminated epithelial plug
Synonym for keratosis obturans ... An accretion of epithelia in the external auditory canal. ... Synonym: laminated epithelial plug. ... (05 Mar 2000) ...

laminated epithelium
Synonym for stratified epithelium ... <pathology> An epithelium composed of multiple layers of cells, only the basal layer being in contact with the basal lamina. ... The basal layer is of stem cells that divide to produce the cells of the upper layers, in skin, these become heavily keratinised before dying and being shed as squames. Stratified …

laminated thrombus
A thrombus formed gradually by clotting of the blood in successive layers. ... (05 Mar 2000) ...

lamination
1. An arrangement in the form of plates or laminae. ... 2. Embryotomy by removing the foetal head in slices. ... (05 Mar 2000) ...

laminectomy
<procedure, surgery> A surgical procedure which is designed to relieve pressure on the spinal cord or nerve root that is being caused by a slipped or herniated disk in the lumbar spine. ... This procedure is also used in the treatment of spinal stenosis. This procedure includes removal of a portion of the bone comprising a vertebra. Recovery i …

laminin
<protein> Link proteins of basal lamina, consist of an A chain (400 kD) and two B chains (200 kD). ... Each subunit contains at least 12 repeats of the EGF like domain. The first laminin studied was from mouse EHS cells, but it is now becoming clear that different forms of laminin occur. ... In laminin from placenta the A chain is replaced with …

laminin receptor
A receptor found in many cell types that binds laminin and has a role in cell attachment and neurite outgrowth. ... (05 Mar 2000) ...

laminography
See: laminagraphy. ... (05 Mar 2000) ...

laminotomy
<procedure> An operation on one or more vertebral laminae. ... Synonym: rachiotomy. ... Origin: L. Lamina, layer, + G. Tome, incision ... (05 Mar 2000) ...

lamins
Proteins that form the nuclear lamina, a polymeric structure intercalated between chromatin and the inner nuclear envelope. Lamins A and C (70 and 60 kD respectively) have C terminal sequences homologous to the head and tail domains of keratins, their peptide maps are similar and significantly different from that of lamin B (67 kD), although there …

lamivudine
<chemical> A reverse transcriptase inhibitor and zalcitabine analog in which a sulfur atom replaces the 3' carbon of the pentose ring. It is used to treat HIV disease. ... Pharmacological action: anti-HIV agents, reverse transcriptase inhibitors. ... Chemical name: 2(1H)-Pyrimidinone, 4-amino-1-(2-(hydroxymethyl)-1,3-oxathiolan-5-yl)-, (2R-cis) …

lammergeier
<ornithology, zoology> A very large vulture (Gypaetus barbatus), which inhabits the mountains of Southern Europe, Asia, and Northern Africa. ... When full-grown it is nine or ten feet in extent of wings. It is brownish black above, with the under parts and neck rusty yellow; the forehead and crown white; the sides of the head and beard black. …

lamotrigine
New structural class of antiepileptics; an anticonvulsant which appears in preclinical studies to resemble phenytoin. ... (05 Mar 2000) ...

lamp
1. A light-producing vessel, instrument or apparatus; especially, a vessel with a wick used for the combustion of oil or other inflammable liquid, for the purpose of producing artificial light. ... 2. Figuratively, anything which enlightens intellectually or morally; anything regarded metaphorically a performing the uses of a lamp. 'Thy word is a la …

lampbrush chromosome
<cell biology> Large chromosomes (as long as 1mm), actually meiotic bivalents, seen during prophase of the extended meiosis in the oocytes of some Amphibia. ... Segments of DNA form loops in pairs along the sides of the sister chromosomes, giving them a brush like appearance. These loops are not permanent structures but are formed by the unwin …

lamper eel
Synonym for lamprey ... <zoology> An eel-like marsipobranch of the genus Petromyzon, and allied genera. The lampreys have a round, sucking mouth, without jaws, but set with numerous minute teeth, and one to three larger teeth on the palate. There are seven small branchial openings on each side. ... The common or sea lamprey of America and Europ …

lamprel
Synonym for lamprey ... <zoology> An eel-like marsipobranch of the genus Petromyzon, and allied genera. The lampreys have a round, sucking mouth, without jaws, but set with numerous minute teeth, and one to three larger teeth on the palate. There are seven small branchial openings on each side. ... The common or sea lamprey of America and Europ …

lamprey
<zoology> An eel-like marsipobranch of the genus Petromyzon, and allied genera. The lampreys have a round, sucking mouth, without jaws, but set with numerous minute teeth, and one to three larger teeth on the palate. There are seven small branchial openings on each side. ... The common or sea lamprey of America and Europe (Petromyzon marinus), …

Lamy
Maurice, French physician, 1895-1975. ... See: Maroteaux-Lamy syndrome. ... (05 Mar 2000) ...

lana
Synonym: wool. ... Origin: L. ... (05 Mar 2000) ...

lanate
Wooly, with long, intertwined, curled hairs. ... (09 Oct 1997) ...

lanatoside D
A digitales glycoside from the leaves of Digitalis lanata, yielding the genin diginatigenin (12-hydroxygitoxigenin; 16-hydroxydigoxigenin). ... (05 Mar 2000) ...

lanatosides
<chemical> Glycosides from digitalis lanata leaf. Lantoside c has actions similar to digoxin. Mixtures or lantosides a, b, and c have also been used. ... Pharmacological action: anti-arrhythmia agents, cardiotonic agent, enzyme inhibitors. ... (12 Dec 1998) ...

lanatosides A, B, and C
Digilanides A, B, and C; the cardioactive precursor glycosides obtained from Digitalis lanata. Removal of the acetyl group yields desacetyllanatosides A, B, and C (purpurea glycosides A, B, and C, respectively); removal of the glucose from lanatosides A, B, and C yields acetyldigitoxin, acetylgitoxin, and acetyldigoxin, respectively; removal of glu …

lance
1. A weapon of war, consisting of a long shaft or handle and a steel blade or head; a spear carried by horsemen, and often decorated with a small flag; also, a spear or harpoon used by whalers and fishermen. 'A braver soldier never couched lance.' (Shak) ... 2. A soldier armed with a lance; a lancer. ... 3. A small iron rod which suspends the core of …

Lancefield
Rebecca Craighill, U.S. Bacteriologist, *1895. ... See: Lancefield classification. ... (05 Mar 2000) ...

Lancefield classification
A serologic classification dividing haemolytic streptococci into groups (A to O) which bear a definite relationship to their sources, based upon precipitation tests depending upon group-specific substances that are carbohydrate in nature; e.g., Group A contains strains pathogenic for man; B, strains from mastitis in cows and from normal milk, inclu …

lanceolate
Lancelike, of a leaf, about four times as long as it is broad, broadest in the lower half and tapering towards the tip. ... (09 Oct 1997) ...

lancet
1. A surgical instrument of various forms, commonly sharp-pointed and two-edged, used in venesection, and in opening abscesses, etc. ... 2. <chemistry> An iron bar used for tapping a melting furnace. Lancet arch A large, voracious, deep-sea fish (Alepidosaurus ferox), having long, sharp, lancetlike teeth. The doctor, or surgeon fish. ... Origin …

lancewood
<botany> A tough, elastic wood, often used for the shafts of gigs, archery bows, fishing rods, and the like. Also, the tree which produces this wood, Duguetia Quitarensis (a native of Guiana and Cuba), and several other trees of the same family (Anonaseae). Australian lancewood, a myrtaceous tree (Backhousia Australis). ... Source: Websters Di …

lancinating
<symptom> Characterised by piercing or stabbing sensations. ... (16 Dec 1997) ...

Lancisi
Giovanni M., Italian physician, 1654-1720. ... See: Lancisi's sign, striae lancisi. ... (05 Mar 2000) ...

Lancisi's sign
<clinical sign> A large systolic jugular venous wave caused by tricuspid regurgitation replacing the normal negative systolic trough ('x' descent). ... (05 Mar 2000) ...

land
1. To set or put on shore from a ship or other water craft; to disembark; to debark. 'I 'll undertake top land them on our coast.' (Shak) ... 2. To catch and bring to shore; to capture; as, to land a fish. ... 3. To set down after conveying; to cause to fall, alight, or reach; to bring to the end of a course; as, he landed the quoit near the stake; t …

land use board of appeals
(LUBA) A seven-member board appointed to adjudicate land use disputes in Oregon. ... (05 Dec 1998) ...

landau damping
<radiobiology> Damping of a wave propagating in a hot plasma, due to the interaction of the wave with particles whose velocity is close to the phase velocity of the wave. Depends on the shape of the velocity-space distribution function at the phase velocity of the wave. ... The phenomenon is very similar to surfing on water waves at the beach. …

landau-kleffner syndrome
<syndrome> Acquired epileptic aphasia. The typical history is that of a child whose development is normal for several years and then, either suddenly or in a fluctuating manner, loses comprehension of speech and the ability to use speech to communicate. The seizures are of no specific type, and are mostly mild and infrequent partial or atypic …