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

basicranial flexure
Synonym for pontine flexure ... The dorsally concave curvature of the rhombencephalon in the embryo; appearance indicates division of rhombencephalon into myelencephalon and metencephalon. ... Synonym: basicranial flexure, transverse rhombencephalic flexure. ... (05 Mar 2000) ...

Basidiobolus
A genus of fungi belonging to the class Zygomycetes. Basidiobolus haptosporus has been isolated from cases of zygomycosis (entomophthoramycosis basidiobolae) in humans, especially in Indonesia, tropical Africa, and Southeast Asia. ... Origin: Mod. L. Basidium, dim. Of G. Basis, base, + L. Bolus, fr. G. Bolos, lump or clod ... (05 Mar 2000) ...

basidiomycetes
<fungus> A class of true fungi more commonly known as club fungi, so called because they produce their spores at the tips of swollen hyphae that look a bit like clubs or baseball bats. This division includes mushrooms, puffballs, earth stars, stinkhorns, bracket fungi, rust, smuts, jelly fungi andbird's-nest fungi. ... (09 Oct 1997) ...

basidiomycetes shitake mushrooms
A class of true fungi more commonly known as club fungi, so called because they produce their spores at the tips of swollen hyphae that look a bit like clubs or baseball bats. This division includes mushrooms, puffballs, earth stars, stinkhorns, bracket fungi, rust, smuts, jelly fungi and bird's-nest fungi. ... (09 Oct 1997) ...

Basidiomycota
A phylum of fungi characterised by a spore-bearing organ, the basidium, that is usually a clavate cell that bears basidiospores after karyogamy and meiosis. Some mycologists have raised the class Basidiomycetes to the phylum or division level. ... (05 Mar 2000) ...

basidiospore
Spores of Basidiomycete fungi. These spores are usually uninucleate and haploid. ... (18 Nov 1997) ...

basidium
Club shaped organ involved in sexual reproduction in basidiomycete fungi (mushrooms, toadstools etc.). Bears four haploid basidiospores at its tip. ... (18 Nov 1997) ...

basifacial
Relating to the lower portion of the face. ... (05 Mar 2000) ...

basifacial axis
A line drawn from the subnasal point to the midpoint of the sphenoethmoidal suture. ... Synonym: facial axis. ... (05 Mar 2000) ...

basifixed
Attached at or by the base, for example of anthers, by the base of the connective. ... (09 Oct 1997) ...

basil
The skin of a sheep tanned with bark. ... Origin: Corrupt. From E. Basan, F. Basane, LL. Basanium, bazana, fr. Ar. Bithana, prop, lining. ... <botany> The name given to several aromatic herbs of the Mint family, but chiefly to the common or sweet basil (Ocymum basilicum), and the bush basil, or lesser basil (O. Minimum), the leaves of which are …

basilar
Relating to the base of a pyramidal or broad structure. ... (05 Mar 2000) ...

basilar angle
An angle formed by the intersection at the basion of lines coming from the nasal spine and the nasal point. ... (05 Mar 2000) ...

basilar apophysis
Synonym for basilar part of the occipital bone ... The part of the occipital bone that lies anterior to the foramen magnum and joins with the body of the sphenoid bone. ... Synonym: pars basilaris ossis occipitalis, basal part of occipital bone, basilar apophysis, basilar process of occipital bone, basilar process, basiocciput. ... (05 Mar 2000) ...

basilar artery
<anatomy, artery> Supplies the pons and gives rise to the vertebral arteries, Provides branches to the cerebrum and cerebellum. ... (27 Sep 1997) ...

basilar bone
The developmental basilar process of the occipital bone which unites with the condylar portions in about the fourth or fifth year, becoming the basilar part of the occipital bone. ... Synonym: basioccipital bone, os basilare. ... (05 Mar 2000) ...

basilar cartilage
The cartilage filling the foramen lacerum. ... Synonym: basilar fibrocartilage, fibrocartilago basalis. ... (05 Mar 2000) ...

basilar cell
Synonym for basal cell ... <pathology> General term for relatively undifferentiated cells in an epithelial sheet that give rise to more specialised cells act as stem cells). ... In the stratified squamous epithelium of mammalian skin the basal cells of the epidermis (stratum basale) give rise by an unequal division to another basal cell and to …

basilar crest of cochlear duct
An inward projection of the spiral ligament of the cochlea to which is attached the basilar membrane forming the floor of the cochlear duct. ... Synonym: crista basilaris ductus cochlearis. ... (05 Mar 2000) ...

basilar fibrocartilage
Synonym for basilar cartilage ... The cartilage filling the foramen lacerum. ... Synonym: basilar fibrocartilage, fibrocartilago basalis. ... (05 Mar 2000) ...

basilar impression
An invagination of the base of the skull into the posterior fossa with compression of the brainstem and cerebellar structures into the foramen magnum. ... Compare: platybasia. ... (05 Mar 2000) ...

basilar index
Ratio between the basialveolar line and the maximum length of the cranium, according to the formula: (basialveolar line &times; 100)/length of cranium. ... Synonym: alveolar index. ... (05 Mar 2000) ...

basilar interstitial lung disease
<radiology> B bronchiectasis, A asbestosis, D drugs / DIP, L lymphangitic metastasis / LAM, A aspiration, S sarcoidosis, S scleroderma ... (12 Dec 1998) ...

basilar invagination
<radiology> Dens projects into base of skull, McGregor's line greater than 4.5 mm, Chamberlain's line greater than 3 mm, may lead to obstructive hydrocephalus aetiology: primary anomalies of occiput, atlas, axis, softened bone: rickets / osteomalacia, Paget's disease, fibrous dysplasia, dysostoses: OI, achondroplasia, cleidocranial dysostosis …

basilar lamina
Synonym for basilar membrane ... A thin layer of tissue covered with mesothelial cells that separates the cochlea from the scala tympani in the ear. ... (18 Nov 1997) ...

basilar membrane
A thin layer of tissue covered with mesothelial cells that separates the cochlea from the scala tympani in the ear. ... (18 Nov 1997) ...

basilar meningitis
Meningitis at the base of the brain, due usually to tuberculosis, syphilis, or any low-grade chronic granulomatous process; may result in an internal hydrocephalus. ... (05 Mar 2000) ...

basilar migraine
A migraine accompanied by transient brainstem signs (vertigo, tinnitus, perioral numbness, diplopia, etc.) thought to be due to vasospastic narrowing of the basilar artery. ... (05 Mar 2000) ...

basilar part of pons
Synonym for ventral part of pons ... The large ventral part of the pons occupied by the nuclei pontis, traversed longitudinally by corticopontine, corticobulbar, and corticospinal fibres, and transversely by pontocerebellar fibres. Pontocerebellar fibres converging laterally form the middle cerebellar peduncle or brachium pontis. ... Synonym: pars ve …

basilar part of the occipital bone
The part of the occipital bone that lies anterior to the foramen magnum and joins with the body of the sphenoid bone. ... Synonym: pars basilaris ossis occipitalis, basal part of occipital bone, basilar apophysis, basilar process of occipital bone, basilar process, basiocciput. ... (05 Mar 2000) ...

basilar plexus
A venous plexus on the clivus, connected with the cavernous and petrosal sinuses and the internal vertebral (epidural) venous plexus. ... Synonym: plexus basilaris, basilar sinus. ... (05 Mar 2000) ...

basilar pontine sulcus
A median groove on the ventral surface of the pons varolii in which lies the basilar artery. ... Synonym: sulcus basilaris pontis, basilar sulcus. ... (05 Mar 2000) ...

basilar process
Synonym for basilar part of the occipital bone ... The part of the occipital bone that lies anterior to the foramen magnum and joins with the body of the sphenoid bone. ... Synonym: pars basilaris ossis occipitalis, basal part of occipital bone, basilar apophysis, basilar process of occipital bone, basilar process, basiocciput. ... (05 Mar 2000) ...

basilar process of occipital bone
Synonym for basilar part of the occipital bone ... The part of the occipital bone that lies anterior to the foramen magnum and joins with the body of the sphenoid bone. ... Synonym: pars basilaris ossis occipitalis, basal part of occipital bone, basilar apophysis, basilar process of occipital bone, basilar process, basiocciput. ... (05 Mar 2000) ...

basilar prognathism
The concave facial profile, or forward position of the chin, resembling mandibular prognathism, created by the prominence of the bone of the mandible at the chin or menton. ... (05 Mar 2000) ...

basilar sinus
Synonym for basilar plexus ... A venous plexus on the clivus, connected with the cavernous and petrosal sinuses and the internal vertebral (epidural) venous plexus. ... Synonym: plexus basilaris, basilar sinus. ... (05 Mar 2000) ...

basilar sulcus
Synonym for basilar pontine sulcus ... A median groove on the ventral surface of the pons varolii in which lies the basilar artery. ... Synonym: sulcus basilaris pontis, basilar sulcus. ... (05 Mar 2000) ...

basilar vertebra
The lowest lumbar vertebra. ... (05 Mar 2000) ...

basilateral
Relating to the base and one or more sides of any part. ... (05 Mar 2000) ...

basilemma
Synonym: basement membrane. ... Origin: basi-+ G. Lemma, rind ... (05 Mar 2000) ...

basilic vein
<anatomy, vein> Arises from the ulnar side of the dorsal venous network of the hand; it curves around the medial side of the forearm, communicates with the cephalic vein via the median cubital vein, and passes up the medial side of the arm to join the axillary vein. ... Synonym: vena basilica. ... (05 Mar 2000) ...

basilica
Origin: L. Basilica, Gr. (sc, or) fr. Royal, fr. King. ... Originally, the place of a king; but afterward, an apartment provided in the houses of persons of importance, where assemblies were held for dispensing justice; and hence, any large hall used for this purpose. ... 2. A building used by the Romans as a place of public meeting, with court rooms …

basilicus
Denoting a prominent or important part or structure. ... Origin: L. Fr. G. Basilikos, royal ... (05 Mar 2000) ...

basiliscusfibrase
<enzyme> A zn-dependent fibrinolytic enzyme; from the venom of crotalus basiliscus basiliscus; cleaves the aalpha-chain of fibrinogen at lys(413)-leu(414); cbfib1.1 and 1.2 also cleave ser(505)-thr(506) and tyr(560)-ser(561); cbfib3 also cleaves gly(204)-ser(205) and pro(516)-met(517) ... Registry number: EC 3.4.24.- ... Synonym: basiliscusfibr …

basilisk
1. A fabulous serpent, or dragon. The ancients alleged that its hissing would drive away all other serpents, and that its breath, and even its look, was fatal. See Cockatrice. 'Make me not sighted like the basilisk.' (Shak) ... 2. <zoology> A lizard of the genus Basiliscus, belonging to the family Iguanidae. ... This genus is remarkable for a m …

basin
1. A hollow vessel or dish, to hold water for washing, and for various other uses. ... 2. The quantity contained in a basin. ... 3. A hollow vessel, of various forms and materials, used in the arts or manufactures, as that used by glass grinders for forming concave glasses, by hatters for molding a hat into shape, etc. ... 4. A hollow place containing …

basinasal
Relating to the basion and the nasion; denoting especially the basinasal length, or the shortest distance between the two points. ... (05 Mar 2000) ...

basinasal line
A line connecting the basion and the nasion. ... Synonym: nasobasilar line. ... (05 Mar 2000) ...

basio-
See: basi-. ... (05 Mar 2000) ...

basioccipital bone
Synonym for basilar bone ... The developmental basilar process of the occipital bone which unites with the condylar portions in about the fourth or fifth year, becoming the basilar part of the occipital bone. ... Synonym: basioccipital bone, os basilare. ... (05 Mar 2000) ...

basiocciput
Synonym for basilar part of the occipital bone ... The part of the occipital bone that lies anterior to the foramen magnum and joins with the body of the sphenoid bone. ... Synonym: pars basilaris ossis occipitalis, basal part of occipital bone, basilar apophysis, basilar process of occipital bone, basilar process, basiocciput. ... (05 Mar 2000) ...

basioglossus
The portion of the hyoglossus muscle that originates from the body of the hyoid bone. ... (05 Mar 2000) ...

basipetal
Developing, in sequence, from the apex towards the base. ... Compare: acropetal. ... (09 Oct 1997) ...

basipharyngeal canal
Synonym for vomerovaginal canal ... An opening between the vaginal process of the sphenoid and the ala of the vomer on either side. It conveys a branch of the sphenopalatine artery. ... Synonym: canalis vomerovaginalis, basipharyngeal canal, vomerine canal. ... (05 Mar 2000) ...

basiphobia
<psychology> Morbid fear of walking. ... Origin: G. Basis, a stepping, + phobos, fear ... (05 Mar 2000) ...

basis
Synonym: base. ... Origin: L. And G. ... (05 Mar 2000) ...

basis cartilaginis arytenoideae
Synonym for base of arytenoid cartilage ... The part of the arytenoid cartilage that articulates with the cricoid cartilage and from which the muscular process extends laterally and the vocal process projects anteriorly. ... Synonym: basis cartilaginis arytenoideae. ... (05 Mar 2000) ...

basis cerebri
Synonym for base of brain ... The inferior surface of the brain visible when seen from below. ... Synonym: facies inferior cerebri, basis cerebri, inferior cerebral surface. ... (05 Mar 2000) ...

basis cochleae
Synonym for base of cochlea ... The enlarged part of the cochlea that is directed posteriorly and medially and lies close to the internal acoustic meatus. ... Synonym: basis cochleae. ... (05 Mar 2000) ...

basis cordis
Synonym for base of heart ... That part of the heart that lies opposite the apex, formed mainly by the left atrium but to a small extent by the posterior part of the right atrium; it is directed backward and to the right and is separated from the vertebral column by the oesophagus and aorta. ... Synonym: basis cordis. ... (05 Mar 2000) ...

basis cranii
Synonym for base of skull ... The sloping floor of the cranial cavity. It comprises both the external base of skull (external view) and the internal base of skull (internal view). ... See: internal base of skull. ... Synonym: basis cranii, cranial base. ... (05 Mar 2000) ...

basis cranii externa
An alternate term for external base of skull. ... (05 Mar 2000) ...

basis cranii interna
Synonym for internal base of skull ... <anatomy> The interior aspect of the skull base on which the brain rests; the floor of the cranial cavity. ... See: base of skull. ... Synonym: basis cranii interna. ... (05 Mar 2000) ...

basis mandibulae
Synonym for base of mandible ... The rounded inferior border of the body of the mandible. ... Synonym: basis mandibulae. ... (05 Mar 2000) ...

basis modioli
Synonym for base of modiolus ... The part of the modiolus enclosed by the basal turn of the cochlea; it faces the lateral end of the internal acoustic meatus. ... See: cochlear area. ... Synonym: basis modioli. ... (05 Mar 2000) ...

basis ossis metacarpalis
Synonym for base of metacarpal bone ... The expanded proximal extremity of each metacarpal that articulates with one or more of the distal row of carpal bones. ... Synonym: basis ossis metacarpalis. ... (05 Mar 2000) ...

basis ossis metatarsalis
Synonym for base of metatarsal bone ... The expanded proximal extremity of each metatarsal bone; it articulates with one or more of the distal row of tarsal bones. ... Synonym: basis ossis metatarsalis. ... (05 Mar 2000) ...

basis ossis sacri
Synonym for base of sacrum ... The upper end of the sacrum that articulates with the body of the fifth lumbar vertebra in the midline and the alae on either side. ... Synonym: basis ossis sacri. ... (05 Mar 2000) ...

basis patellae
Synonym for base of patella ... The superior border of the patella to which the tendon of the rectus femoris attaches. ... Synonym: basis patellae. ... (05 Mar 2000) ...

basis pedunculi
The base of the midbrain consisting of the crus cerebri and substantia nigra. ... See: cerebral peduncle. ... (05 Mar 2000) ...

basis phalangis
Synonym for base of phalanx ... The expanded proximal end of each phalanx in the hand or foot that articulates with the head of the next proximal bone in the digit. ... Synonym: basis phalangis. ... (05 Mar 2000) ...

basis prostatae
Synonym for base of prostate ... The broad upper surface of the prostate contiguous with the bladder wall. ... Synonym: basis prostatae. ... (05 Mar 2000) ...

basis pulmonis
Synonym for base of lung ... The lower concave part of the lung that rests upon the convexity of the diaphragm. ... Synonym: basis pulmonis. ... (05 Mar 2000) ...

basis pyramidis renis
Synonym for base of renal pyramid ... The outer broad part of a renal pyramid that lies next to the cortex. ... Synonym: basis pyramidis renis. ... (05 Mar 2000) ...

basis stapedis
Synonym for base of stapes ... The flat portion of the stapes that fits in the oval window. ... Synonym: basis stapedis, footplate, foot-plate. ... (05 Mar 2000) ...

basiscopic
Pointing towards the base (applied to the first lateral vein of a leaflet on the side nearer the leaf base). ... (09 Oct 1997) ...

basisphenoid bone
In comparative anatomy, the bone in the floor of the braincase in the region of the pituitary. ... See: body of sphenoid bone. ... (05 Mar 2000) ...

basitemporal
Relating to the lower part of the temporal region. ... (05 Mar 2000) ...

basivertebral
Relating to the body of a vertebra. ... (05 Mar 2000) ...

basivertebral vein
<anatomy, vein> One of a number of veins in the spongy substance of the bodies of the vertebrae, emptying into the anterior internal vertebral venous plexus. ... Synonym: vena basivertebralis. ... (05 Mar 2000) ...

basket
1. A vessel made of osiers or other twigs, cane, rushes, splints, or other flexible material, interwoven. 'Rude baskets . . . Woven of the flexile willow.' ... 2. The contents of a basket; as much as a basket contains; as, a basket of peaches. ... 3. The bell or vase of the Corinthian capital. ... 4. The two back seats facing one another on the outsid …

basket cell
Cerebellar neurons with many small dendritic branches that enclose the cell bodies of adjacent Purkinje cells in a basket like array. ... (18 Nov 1997) ...

basketball
A competitive team sport played on a rectangular court having a raised basket at each end. ... (12 Dec 1998) ...

Basle Nomina Anatomica
The name adopted in 1895 in Basel, Switzerland (French spelling, Basle) by members of the German Anatomical Society which met to compile a Latin nomenclature of anatomical terms. Revisions of the resulting nomenclature were published at intervals until, in 1955 in Paris, France, the international membership of the Congress of Anatomists adopted a m …

basocyte
Synonym: basophilic leukocyte. ... Origin: G. Basis, base, + kytos, cell ... (05 Mar 2000) ...

basocytopenia
Synonym for basophilic leukopenia ... A decrease in the number of basophilic granulocytes normally present in the circulating blood (difficult to evaluate, owing to the small and variable number normally present). ... Synonym: basocytopenia, basopenia. ... (05 Mar 2000) ...

basocytosis
Synonym for basophilic leukocytosis ... The presence of an abnormally large number of basophilic granulocytes in the blood. ... Synonym: basocytosis. ... (05 Mar 2000) ...

basoerythrocyte
A red blood cell that manifests changes of basophilic degeneration, such as basophilic stippling, punctate basophilia, or basophilic granules. ... (05 Mar 2000) ...

basoerythrocytosis
An increase of red blood cells with basophilic degenerative changes, frequently observed in diseases characterised by prolonged hypochromic anaemia. ... (05 Mar 2000) ...

basograph
An instrument that makes graphic records of abnormalities of gait. ... Origin: baso-+ G. Grapho, to write ... (05 Mar 2000) ...

basolateral
Basal and lateral; specifically used to refer to one of the two major cytological divisions of the amygdaloid complex. ... See: amygdaloid body. ... (05 Mar 2000) ...

basolateral plasma membrane
<cell biology> The plasma membrane of epithelial cells that is adjacent to the basal lamina or the adjoining cells of the sheet. Differs both in protein and phospholipid composition from the apical plasma membrane from which it is isolated by tight junctions (zonula occludentes). ... (18 Nov 1997) ...

basometachromophil
Basometachromophile ... Staining metachromatically with a basic dye. ... See: metachromasia. ... (05 Mar 2000) ...

basopenia
Synonym: basophilic leukopenia. ... Origin: baso-+ G. Penia, poverty ... (05 Mar 2000) ...

basophil
<haematology> Mammalian granulocyte with large heterochromatic basophilic granules that contain histamine bound to a protein and heparin like mucopolysaccharide matrix. They are not phagocytic. Very similar to mast cells though it is not clear whether they have common lineage. ... (18 Nov 1997) ...

basophil adenoma
<tumour> A tumour of the adenohypophysis in which the cell cytoplasm stains with basic dyes, often ACTH producing. ... (05 Mar 2000) ...

basophil degranulation test
An in vitro test used in the diagnosis of allergies including drug hypersensitivity. The allergen is added to the patient's white blood cells and the subsequent histamine release is measured. ... (12 Dec 1998) ...

basophil granule
A granule that stains readily with a basic dye. ... (05 Mar 2000) ...

basophil substance
Synonym for Nissl substance ... The material consisting of granular endoplasmic reticulum and ribosomes that occurs in nerve cell bodies and dendrites. ... Synonym: basophil substance, basophilic substance, chromophil substance, Nissl bodies, Nissl granules, substantia basophilia, tigroid bodies, tigroid substance. ... (05 Mar 2000) ...

basophilia
1. Having an affinity for basic dyes. ... 2. <haematology> Condition in which there is an excess of basophils in the blood. ... (18 Nov 1997) ...