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mondofacto - Online Medical Dictionary
Category: Health and Medicine > Medical Dictionary
Date & country: 26/01/2008, UK
Words: 116197
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strew1. To scatter; to spread by scattering; to cast or to throw loosely apart; used of solids, separated or separable into parts or particles; as, to strew seed in beds; to strew sand on or over a floor; to strew flowers over a grave. 'And strewed his mangled limbs about the field.' (Dryden) 'On a principal table a desk was open and many papers [were] …
stria1. A streak or line. ... 2. A narrow bandlike structure, a general term for such longitudinal collections of nerve fibres in the brain. ... Origin: L. = a furrow, groove ... (18 Nov 1997) ...
stria fornicisSynonym for medullary stria of thalamus ... A narrow, compact fibre bundle that extends along the line of attachment of the roof of the third ventricle to the thalamus on each side and terminates posteriorly in the habenular nucleus. It is composed of fibres originating in the septal area, the anterior perforated substance, the lateral preoptic nucl …
stria longitudinalis lateralisSynonym for lateral longitudinal stria ... A thin longitudinal band of nerve fibres accompanied by gray matter, near each outer edge of the upper surface of the corpus callosum under cover of the cingulate gyru. ... Synonym: stria longitudinalis lateralis, stria tecta, tectal stria. ... (05 Mar 2000) ...
stria longitudinalis medialisSynonym for medial longitudinal stria ... A thin longitudinal band of nerve fibres accompanied by gray matter, running along the surface of the corpus callosum on either side of the median line. Together with the lateral longitudinal stria it forms part of a thin layer of gray matter on the dorsal surface of the corpus callosum, the indusium griseum …
stria mallearisA bright line seen through the membrana tympani, produced by the attachment of the manubrium of the malleus. ... Synonym: mallear stripe. ... (05 Mar 2000) ...
stria medullaris thalamiSynonym for medullary stria of thalamus ... A narrow, compact fibre bundle that extends along the line of attachment of the roof of the third ventricle to the thalamus on each side and terminates posteriorly in the habenular nucleus. It is composed of fibres originating in the septal area, the anterior perforated substance, the lateral preoptic nucl …
stria nasi transversaA single deep horizontal groove at the level of the alae, with no associated defects. ... Synonym: transverse nasal groove. ... (05 Mar 2000) ...
stria spinosaA faint groove occasionally caused by the chorda tympani nerve on the spine of the sphenoid. ... Synonym: Lucas' groove, sulcus spinosus. ... (05 Mar 2000) ...
stria tectaSynonym for lateral longitudinal stria ... A thin longitudinal band of nerve fibres accompanied by gray matter, near each outer edge of the upper surface of the corpus callosum under cover of the cingulate gyru. ... Synonym: stria longitudinalis lateralis, stria tecta, tectal stria. ... (05 Mar 2000) ...
stria terminalisSynonym for terminal stria ... A slender, compact fibre bundle that connects the amygdala (amygdaloid body) with the hypothalamus and other basal forebrain regions. Originating from the amygdala, the bundle passes first caudalward in the roof of the temporal horn of the lateral ventricle; it follows the medial side of the caudate nucleus forward in …
stria vascularisA layer of highly vascular pigmented granular cells on the outer wall of the cochlear duct. ... (12 Dec 1998) ...
stria vascularis ductus cochlearisSynonym for stria vascularis of cochlea ... The stratified epithelium lining the upper part of the ligamentum spirale cochleae; it is penetrated by capillaries and is believed to be the site of production of endolymph. ... Synonym: stria vascularis ductus cochlearis, psalterial cord, vascular stripe. ... (05 Mar 2000) ...
stria vascularis of cochleaThe stratified epithelium lining the upper part of the ligamentum spirale cochleae; it is penetrated by capillaries and is believed to be the site of production of endolymph. ... Synonym: stria vascularis ductus cochlearis, psalterial cord, vascular stripe. ... (05 Mar 2000) ...
stria ventriculi tertiiSynonym for medullary stria of thalamus ... A narrow, compact fibre bundle that extends along the line of attachment of the roof of the third ventricle to the thalamus on each side and terminates posteriorly in the habenular nucleus. It is composed of fibres originating in the septal area, the anterior perforated substance, the lateral preoptic nucl …
striae<clinical sign, dermatology> Stretch marks on the skin with a silvery-white hue. Often the result of stretching the skin in pregnancy. Heavy or long-term corticosteroid use (cream or oral forms) can cause striae formation. ... (27 Sep 1997) ...
striae atrophicaeSynonym for striae cutis distensae ... Bands of thin wrinkled skin, initially red but becoming purple and white, which occur commonly on the abdomen, buttocks, and thighs at puberty and/or during and following pregnancy, and result from atrophy of the dermis and overextension of the skin; also associated with ascites and Cushing's syndrome. ... Synon …
striae ciliaresShallow radial grooves on the surface of the orbiculus ciliaris extending from the teeth of the ora serrata and leading into the valleys between the ciliary processes. ... (05 Mar 2000) ...
striae cutis distensaeBands of thin wrinkled skin, initially red but becoming purple and white, which occur commonly on the abdomen, buttocks, and thighs at puberty and/or during and following pregnancy, and result from atrophy of the dermis and overextension of the skin; also associated with ascites and Cushing's syndrome. ... Synonym: atrophoderma striatum, lineae albi …
striae gravidarumStriae cutis distensae related to pregnancy. ... (05 Mar 2000) ...
striae lancisiThe lateral longitudinal stria and the medial longitudinal stria. ... (05 Mar 2000) ...
striae medullares ventriculi quartiSynonym for medullary striae of fourth ventricle ... Slender fascicles of fibres extending transversally below the ependymal floor of the ventricle from the median sulcus to enter the inferior cerebellar peduncle. They arise from the arcuate nuclei on the ventral surface of the medullary pyramid. ... Synonym: striae medullares ventriculi quarti, acou …
striae of ZahnSynonym for lines of Zahn ... Riblike markings seen by the naked eye on the surface of antemortem thrombi; they consist of a branching framework of platelets and fibrin separating the coagulated blood cells. ... Synonym: striae of Zahn. ... (05 Mar 2000) ...
striae olfactoriaeSynonym for olfactory striae ... Three distinct fibre bands (stria medialis, stria intermedia, stria lateralis) that caudally extend the olfactory tract beyond its attachment to the olfactory trigone. The medial stria curves dorsally into the tenia tecta; the intermediate, often barely visible, extends straight back and terminates in the olfactory t …
striae parallelaeSynonym for Retzius' striae ... Dark concentric lines crossing the enamel prisms of the teeth, seen in axial cross sections of the enamel. ... Synonym: brown striae, striae parallelae. ... (05 Mar 2000) ...
striae retinaeConcentric lines on the surface of an abnormal retina. ... Synonym: Paton's lines. ... (05 Mar 2000) ...
striatalRelating to the corpus striatum. ... (05 Mar 2000) ...
striatal-enriched phosphatase<enzyme> A protein tyrosine phosphatase expressed within dopaminoceptive neurons of the basal ganglia and related structures ... Registry number: EC 3.1.3.- ... Synonym: step protein ... (26 Jun 1999) ...
striateStriped with parallel longitudinal lines or ridges. ... (09 Oct 1997) ...
striate areaSynonym for visual cortex ... Area of the occipital lobe concerned with vision. ... (12 Dec 1998) ...
striate bodyThe caudate and lentiform (lenticular) nuclei; the striate appearance on section is caused by slender fascicles of myelinated fibres. Histologically, the striate body can be subdivided into the generally small-celled striatum, consisting of the caudate nucleus and the outer segment of the lentiform nucleus (the putamen), and a large-celled globus p …
striate cortexSee: visual cortex. ... (05 Mar 2000) ...
striate keratopathyCorneal stromal oedema with formation of criss-cross tracts. ... (05 Mar 2000) ...
striate veinsSynonym for inferior thalamostriate veins ... Veins draining the thalamus and striate body exiting the anterior perforated substance; tributary to the basal vein. ... Synonym: venae thalamostriatae inferiores, striate veins, venae striatae. ... (05 Mar 2000) ...
striatedMarked by narrow lines or grooves, usually parallel. ... (09 Oct 1997) ...
striated borderObsolete term for the apical surface of an epithelium with microvilli. ... (18 Nov 1997) ...
striated ductA type of intralobular duct found in some salivary glands that modifies the secretory product; it derives its name from extensive infolding of the basal membrane. ... Synonym: salivary duct, secretory duct. ... (05 Mar 2000) ...
striated membraneSynonym for zona striata ... The thickened cell membrane of the ovum in forms, such as certain amphibia, in which it appears radially striated under the light microscope; with the electron microscope the striations can be seen to be microvilli. ... Synonym: membrana striata, striated membrane, zona radiata. ... (05 Mar 2000) ...
striated muscle<physiology> Muscle in which the repeating units (sarcomeres) of the contractile myofibrils are arranged in registry throughout the cell, resulting in transverse or oblique striations observable at the level of the light microscope, for example the voluntary (skeletal) and cardiac muscle of vertebrates. ... (16 Dec 1997) ...
striated muscular sphincterSynonym for rhabdosphincter ... A sphincter made up of striated musculature. ... Synonym: striated muscular sphincter. ... Origin: rhabdo-+ G. Sphinkter, sphincter ... (05 Mar 2000) ...
striationSynonym: stria. ... 2. A striate appearance. ... 3. The act of streaking or making striae. ... (05 Mar 2000) ...
striational antibodies<immunology> Thymoma occur in approximately 15% of patients with myasthenia gravis. Striational antibodies are found in 90% of patients with both myasthenia gravis and thymoma and are present in only 6% of myasthenia gravis patients <40 years of age without thymoma. They are absent in 82-100% of all patients with myasthenia gravis but with …
striatonigralReferring to the efferent connection of the striatum with the substantia nigra. ... (05 Mar 2000) ...
striatonigral fibresSynonym for strionigral fibres ... Nerve fibres originating from cells of the caudate and putamen and terminating mainly in the pars reticulata of the substantia nigra; they utilise GABA and substance P. ... Synonym: striatonigral fibres. ... (05 Mar 2000) ...
Strickland code<zoology> A code of nomenclature for taxonomic classification prepared by a committee of the British Association for the Advancement of Science, first published in 1842. ... (09 Jan 1998) ...
strict1. Strained; drawn close; tight; as, a strict embrace; a strict ligature. ... 2. Tense; not relaxed; as, a strict fibre. ... 3. Exact; accurate; precise; rigorously nice; as, to keep strict watch; to pay strict attention. 'It shall be still in strictest measure.' (Milton) ... 4. Governed or governing by exact rules; observing exact rules; severe; rigo …
strictosidine synthetase<enzyme> Condenses tryptamine and secologanin to give the vinca alkaloid, strictosidine ... Registry number: EC 4.3.3.2 ... (26 Jun 1999) ...
stricture<anatomy> A narrowing, especially of a tube or canal, due to scar tissue or tumour. ... (16 Dec 1997) ...
stricture, oesophagus, acuteA narrowing or closure of the normal opening of the swallowing tube leading to the stomach, usually caused by scarring from acid irritation. Acute, complete obstruction of the oesophagus occurs when food (usually meat) is lodged in the oesophageal stricture. Patients experience chest pain, and are unable to swallow saliva. Attempts to relieve the o …
stricturoplastySurgical procedure for widening a structured segment of intestine that involves incision and closure in opposing directions. ... Origin: stricture + G. Plastos, formed ... (05 Mar 2000) ...
stricturotomeA stricture knife; an instrument for use in dividing a stricture. ... (05 Mar 2000) ...
stricturotomy<procedure> Surgical opening or division of a stricture. ... Origin: stricture + G. Tome, incision ... (05 Mar 2000) ...
stridentCreaking; grating; harsh-sounding; denoting an auscultatory sound or rale. ... Origin: L. Stridens, pres. P. Of strideo, to creak ... (05 Mar 2000) ...
stridor<clinical sign> The harsh sound heard on inhalation caused by air passing through a constricted passage. Seen in cases of acute croup and epiglottitis. ... (16 Dec 1997) ...
stridor dentiumGrinding of the teeth. ... (05 Mar 2000) ...
stridor serraticusA rough grating like the sound of a saw. ... (05 Mar 2000) ...
stridulationThe act of stridulating. ... <zoology> Specifically: The act of making shrill sounds or musical notes by rubbing together certain hard parts, as is done by the males of many insects, especially by Orthoptera, such as crickets, grasshoppers, and locusts. ... The noise itself. ... The crickets stridulate by rubbing together the strong nervures of …
stridulousMaking a shrill, creaking sound. 'The Sarmatian boor driving his stridulous cart. ... <medicine> ' (Longfellow) Stridulous laryngitis, a form of croup, or laryngitis, in children, associated with dyspnoea, occurring usually at night, and marked by crowing or stridulous breathing. ... Origin: L. Stridulus. See Strident. ... Source: Websters Dicti …
strife1. The act of striving; earnest endeavor. ... 2. Exertion or contention for superiority; contest of emulation, either by intellectual or physical efforts. 'Doting about questions and strifes of words.' (1 Tim. Vi. 4) 'Thus gods contended noble strife - who most should ease the wants of life.' (Congreve) ... 3. Altercation; violent contention; fight; …
strigoseWith sharp, stiff hairs which are slanting rather than erect. ... (09 Oct 1997) ...
strike1. To touch or hit with some force, either with the hand or with an instrument; to smite; to give a blow to, either with the hand or with any instrument or missile. 'He at Philippi kept His sword e'en like a dancer; while I struck The lean and wrinkled Cassius.' (Shak) ... 2. To come in collision with; to strike against; as, a bullet struck him; the …
striker1. One who, or that which, strikes; specifically, a blacksmith's helper who wieds the sledge. ... 2. A harpoon; also, a harpooner. 'Wherever we come to an anchor, we always send out our strikers, and put out hooks and lines overboard, to try fish.' (Dampier) ... 3. A wencher; a lewd man. ... 4. A workman who is on a strike. ... 5. A blackmailer in poli …
strikes, employeeWork-related situations in which the employees as a group refuse to work until certain conditions of employment are granted by the employer. ... (12 Dec 1998) ...
string1. To furnish with strings; as, to string a violin. 'Has not wise nature strung the legs and feet With firmest nerves, designed to walk the street?' (Gay) ... 2. To put in tune the strings of, as a stringed instrument, in order to play upon it. 'For here the Muse so oft her harp has strung, That not a mountain rears its head unsung.' (Addison) ... 3. …
string signIn paediatric gastrointestinal radiology, the narrowed pyloric canal seen with congenital pyloric stenosis; also used to describe a narrowed segment in regional ileitis on small bowel series. ... (05 Mar 2000) ...
string testA test to locate gastrointestinal haemorrhage; a weighted string is repeatedly swallowed and removed, each time allowing the string to go further down the gut until blood is encountered; a similar procedure to obtain a specimen from the bowel lumen. ... (05 Mar 2000) ...
stringed instrument theoryA no longer tenable theory stating that in human voice production the vocal cords function in a manner similar to the strings in a stringed musical instrument. ... (05 Mar 2000) ...
stringency<molecular biology> Reaction conditions, notably temperature, salt, and pH that dictate the annealing of single-stranded DNA/DNA, DNA/ RNA, and RNA/RNA hybrids. at high stringency, duplexes form only between strands with perfect one-to-one complementarity, lower stringency allows annealing between strands with some degree of mismatch between …
stringent factorThe gene product (an enzyme) that is crucial to the cellular response of decreased ribosome production as a result of amino acid starvation. ... See: stringent response. ... (05 Mar 2000) ...
stringent plasmid<molecular biology> A plasmid that only replicates along with the main bacterial chromosome and is present as a single copy, or at most several copies, per cell. ... (16 Dec 1997) ...
stringent responseThe cellular response to amino acid starvation that reduces the amount of ribosomes to what can be employed under the nutrient conditions. ... (05 Mar 2000) ...
stringy1. Consisting of strings, or small threads; fibrous; filamentous; as, a stringy root. ... 2. Capable of being drawn into a string, as a glutinous substance; ropy; viscid; gluely. ... <botany> Stringy bark, a name given in Australia to several trees of the genus Eucalyptus (as E. Amygdalina, obliqua, capitellata, macrorhyncha, piperita, pilulari …
strionigral fibresNerve fibres originating from cells of the caudate and putamen and terminating mainly in the pars reticulata of the substantia nigra; they utilise GABA and substance P. ... Synonym: striatonigral fibres. ... (05 Mar 2000) ...
strip1. To deprive; to bereave; to make destitute; to plunder; especially, to deprive of a covering; to skin; to peel; as, to strip a man of his possession, his rights, his privileges, his reputation; to strip one of his clothes; to strip a beast of his skin; to strip a tree of its bark. 'And strippen her out of her rude array.' (Chaucer) 'They stripped …
stripe1. A line, or long, narrow division of anything of a different colour or structure from the ground; hence, any linear variation of colour or structure; as, a stripe, or streak, of red on a green ground; a raised stripe. ... 2. A pattern produced by arranging the warp threads in sets of alternating colours, or in sets presenting some other contrast o …
stripe of GennariSynonym for line of Gennari ... A prominent white line appearing in perpendicular sections of the visual cortex (Brodmann's area 17) at about mid-thickness of the cortical gray matter, corresponding to the particularly well developed outer line of Baillarger of that cortical area, and composed largely of tangentially disposed intracortical associati …
stripped atomAn atom minus all its electrons; a nucleus. ... (05 Mar 2000) ...
stripper's asthmaAsthma associated with byssinosis. ... (05 Mar 2000) ...
StrisowerSynonym for Schellong-Strisower phenomenon ... A reduction of the systolic blood pressure, accompanied sometimes by vertigo, on rising from the horizontal to the erect posture. ... (05 Mar 2000) ...
strobilaOrigin: NL, fr. Gr. Anything twisted, a pine cone. ... <zoology> A form of the larva of certain Discophora in a state of development succeeding the scyphistoma. The body of the strobila becomes elongated, and subdivides transversely into a series of lobate segments which eventually become ephyrae, or young medusae. ... A mature tapeworm. ... Sou …
strobile1. <botany> A scaly multiple fruit resulting from the ripening of an ament in certain plants, as the hop or pine; a cone. See Cone. ... 2. <biology> An individual asexually producing sexual individuals differing from itself also in other respects, as the tapeworm, one of the forms that occur in metagenesis. ... 3. <zoology> Same as …
strobilocercusA taenioid tapeworm larva of the cysticercus type, but with a conspicuous segmented neck, small terminal bladder, and everted scolex; the larval form of Taenia taeniaeformis, called Cysticercus fasciolaris. ... Origin: G. Strobile, a twist of lint, + kerkos, tail ... (05 Mar 2000) ...
strobiloidResembling a chain of segments of a tapeworm. ... Origin: G. Strobile, strobile, + eidos, resemblance ... (05 Mar 2000) ...
strobilus<plant biology> A cone consisting of sporophylls borne close together on a main stem. ... (16 Dec 1997) ...
stroboscopicPertaining to the illusion of motion, retarded or accelerated, produced by visual images observed intermittently in rapid succession. ... Origin: G. Strobos, a twisting around, fr. Strepho, to twist, + skopeo, to view ... (05 Mar 2000) ...
stroboscopic diskA revolving disk that gives successive views of a moving object. ... (05 Mar 2000) ...
stroboscopic microscope<instrument> A microscope that has a light source that flashes at a constant rate so that an analysis of the motility of an object may be made; it may be used for high speed or low speed (time-lapse) cinephotomicrography. ... (05 Mar 2000) ...
Stroganoff, Vasili<person> Russian obstetrician, 1857-1938. ... See: Stroganoff's method. ... (05 Mar 2000) ...
Stroganoff's methodAn obsolete term for treatment of eclampsia by morphine, chloral hydrate, shielding the patient from all external sources of irritation, and rapid delivery. ... (05 Mar 2000) ...
stroke<neurology> A condition due to the lack of oxygen to the brain which may lead to reversible or irreversible paralysis. ... The damage to a group of nerve cells in the brain is often due to interrupted blood flow, caused by a blood clot or blood vessel bursting. Depending on the area of the brain that is damaged, a stroke can cause coma, paraly …
stroke outputSynonym for stroke volume ... <physiology> The amount of blood pumped out of one ventricle of the heart as the result of a single contraction. A measure of the effectiveness of ventricular contraction. ... (16 Dec 1997) ...
stroke volume<physiology> The amount of blood pumped out of one ventricle of the heart as the result of a single contraction. A measure of the effectiveness of ventricular contraction. ... (16 Dec 1997) ...
stroke work indexA measure of the work done by the heart with each contraction, adjusted for body surface area; equal to the stroke volume of the heart multiplied by the arterial pressure and divided by body surface area; the normal stroke work index does not exceed 40 gram-meters per square meter. ... (05 Mar 2000) ...
strokingThe nonverbal fondling and nurturance accorded infants or the nonverbal and verbal forms of acceptance, reassurance, and positive reinforcement accorded to children and adults either by an individual to himself or herself or to another person in order to satisfy a basic biopsychological need of all developing humans; various psychopathological cond …
stroma<plant biology> The soluble, aqueous phase within the chloroplast, containing water soluble enzymes such as those of the Calvin Benson cycle. The site of the dark reaction of photosynthesis. ... (16 Dec 1997) ...
stroma glandulae thyroideaeSynonym for stroma of thyroid gland ... The connective tissue that supports the lobules and follicles of the thyroid gland. ... Synonym: stroma glandulae thyroideae. ... (05 Mar 2000) ...
stroma iridisSynonym for stroma of iris ... The delicate vascular connective tissue that lies between the anterior surface of the iris and the pars iridica retinae. ... Synonym: stroma iridis. ... (05 Mar 2000) ...
stroma of irisThe delicate vascular connective tissue that lies between the anterior surface of the iris and the pars iridica retinae. ... Synonym: stroma iridis. ... (05 Mar 2000) ...
stroma of ovaryThe fibrous tissue of the medulla of the ovary. ... Synonym: stroma ovarii. ... (05 Mar 2000) ...
stroma of thyroid glandThe connective tissue that supports the lobules and follicles of the thyroid gland. ... Synonym: stroma glandulae thyroideae. ... (05 Mar 2000) ...
