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


inferior rectal veins
Veins that pass to the internal pudendal vein from the inferior rectal venous plexus around the anal canal. ... Synonym: venae rectales inferiores. ... (05 Mar 2000) ...

inferior rectus
<anatomy, muscle> Origin, inferior part of the common tendinous ring; insertion, inferior part of sclera of the eye; action, primary, depression; secondary, adduction and extorsion; nerve supply, oculomotor (inferior branch). ... Synonym: musculus rectus inferior. ... (05 Mar 2000) ...

inferior root of ansa cervicalis
Fibres from the second and third cervical nerves that pass forward and downward along the internal jugular vein; they contribute to the ansa cervicalis and innervate the infrahyoid muscles. ... Synonym: descendens cervicalis, radix inferior ansae cervicalis. ... (05 Mar 2000) ...

inferior sagittal sinus
An unpaired dural venous sinus in the lower margin of the falx cerebri, running parallel to the superior sagittal sinus and merging with the great cerebral vein to form the the straight sinus. ... Synonym: sinus sagittalis inferior, inferior longitudinal sinus. ... (05 Mar 2000) ...

inferior segment of kidney
Which typically consists of approximately the inferior third of the kidney viewed either anteriorly or posteriorly. ... Synonym: segmentum inferius. ... (05 Mar 2000) ...

inferior segmental artery of kidney
Origin, anterior branch of renal. ... See: segmental arteries of kidney. ... Synonym: arteria segmenti inferioris renis, artery of inferior segment of kidney. ... (05 Mar 2000) ...

inferior semilunar lobule
The part of the superior surface of the cerebellar hemisphere lying behind the horizontal fissure. ... Synonym: lobulus semilunaris inferior, crus II, posterior lunate lobule. ... (05 Mar 2000) ...

inferior strait
Apertura pelvis superior, superior strait, apertura pelvis superior. ... Origin: M.E. Streit thr. O. Fr. Fr. L. Strictus, drawn together, tight ... (05 Mar 2000) ...

inferior suprarenal artery
<anatomy, artery> Origin, renal; distribution, suprarenal gland. ... Synonym: arteria suprarenalis inferior. ... (05 Mar 2000) ...

inferior surface of pancreas
The surface of the body of the pancreas that faces downward. ... Synonym: facies inferior pancreatis. ... (05 Mar 2000) ...

inferior surface of tongue
The surface of the tongue that faces the floor of the oral cavity, its mucosa being thin, smooth and devoid of papillae. ... Synonym: facies inferior linguae. ... (05 Mar 2000) ...

inferior tarsal muscle
<anatomy> Poorly developed smooth muscle in the lower eyelid that acts to widen the palpebral fissure. ... Synonym: musculus tarsalis inferior. ... (05 Mar 2000) ...

inferior tarsus
The fibrous plate in the lower eyelid. ... Synonym: tarsus inferior. ... (05 Mar 2000) ...

inferior temporal convolution
Synonym for inferior temporal gyrus ... A sagittal convolution on the inferolateral border of the temporal lobe of the cerebrum, separated from the middle temporal gyrus by the inferior temporal sulcus. On the inferior surface of the temporal lobe it is separated from the medial occipitotemporal gyrus by the occipitotemporal sulcus. It includes the …

inferior temporal gyrus
A sagittal convolution on the inferolateral border of the temporal lobe of the cerebrum, separated from the middle temporal gyrus by the inferior temporal sulcus. On the inferior surface of the temporal lobe it is separated from the medial occipitotemporal gyrus by the occipitotemporal sulcus. It includes the lateral occipitotemporal gyrus. ... Syno …

inferior temporal line
The lower of two curved lines on the parietal bone; it marks the outer limit of attachment of the temporalis muscle. ... Synonym: linea temporalis inferior, temporal ridge. ... (05 Mar 2000) ...

inferior temporal sulcus
The sulcus on the basal aspect of the temporal lobe that separates the fusiform gyrus from the inferior temporal gyrus on its lateral side. ... Synonym: sulcus temporalis inferior, Clevenger's fissure. ... (05 Mar 2000) ...

inferior temporal venule of retina
The small vein that passes from the lower lateral (temporal) part of the retina to enter the central vein. ... Synonym: venula temporalis retinae inferior. ... (05 Mar 2000) ...

inferior thalamic peduncle
A large fibre bundle emerging from the anterior part of the thalamus in the ventral direction, in part joining the medial fibres of the internal capsule, in other part curving laterally around the medial margin of the capsule into the innominate substance. Many of its fibres establish a reciprocal connection of the mediodorsal nucleus of the thalam …

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) ...

inferior thoracic aperture
The inferior boundary of the bony thorax composed of the twelfth thoracic vertebra and the lower margins of the rib cage and sternum. ... Synonym: apertura thoracis inferior. ... (05 Mar 2000) ...

inferior thyroid artery
<anatomy, artery> Origin, terminal branch of thyrocervical trunk (with ascending cervical artery); branches, inferior laryngeal, and muscular, oesophageal, and tracheal. ... Synonym: arteria thyroidea inferior. ... (05 Mar 2000) ...

inferior thyroid notch
A shallow notch in the middle of the lower border of the thyroid cartilage. ... Synonym: incisura thyroidea inferior. ... (05 Mar 2000) ...

inferior thyroid plexus
An autonomic plexus on the artery of this name, derived from the subclavian plexus. ... Synonym: plexus thyroideus inferior. ... (05 Mar 2000) ...

inferior thyroid tubercle
A slight lateral projection from the lower margin of the lamina of the thyroid cartilage on either side, at the inferior end of the oblique line. ... Synonym: tuberculum thyroideum inferius. ... (05 Mar 2000) ...

inferior thyroid vein
<anatomy, vein> Unpaired vein formed by veins from the isthmus and lateral lobe of the thyroid gland and from the plexus thyroideus impar; it terminates in the left brachiocephalic vein. ... Synonym: vena thyroidea inferior, vena thyroidea ima. ... (05 Mar 2000) ...

inferior tibiofibular joint
Synonym for tibiofibular syndesmosis ... The fibrous union of the tibia and fibula consisting of the interosseous membrane and the anterior, interosseous and posterior tibiofibular ligaments at the distal extremities of the bones. ... Synonym: syndesmosis tibiofibularis, distal tibiofibular joint, inferior tibiofibular joint, tibiofibular articulatio …

inferior triangle sign
In chest radiology, lateral displacement of the diaphragmatic pleura near the diaphragm, associated with collapse of the upper lobe, usually on the right side. ... (05 Mar 2000) ...

inferior trunk of brachial plexus
The nerve bundle formed by the union of the ventral rami of the eighth cervical and first thoracic nerves; it provides fibres to the posterior and medial cords (fasciculi) of the brachial plexus. ... Synonym: truncus inferior plexus brachialis. ... (05 Mar 2000) ...

inferior turbinated bone
Synonym for inferior nasal concha ... A thin, spongy, bony plate with curved margins, on the lateral wall of the nasal cavity, separating the middle from the inferior meatus; it articulates with the ethmoid, lacrimal, maxilla, and palate bones, the above bony plate and its thick mucoperiosteum containing an extensive cavernous vascular bed for heat …

inferior tympanic artery
<anatomy, artery> Origin, ascending pharyngeal; distribution, middle ear; anastomoses, tympanic branches of other arteries. ... Synonym: arteria tympanica inferior. ... (05 Mar 2000) ...

inferior ulnar collateral artery
<anatomy, artery> Origin, brachial; distribution, arm muscles at back of elbow; anastomoses, anterior and posterior ulnar recurrent, superior ulnar collateral, profunda brachii, and recurrent interosseous, as part of the articular network of the elbow. ... Synonym: arteria collateralis ulnaris inferior, arteria anastomotica magna, great anasto …

inferior vein of vermis
A vein draining part of the inferior part of the cerebellum; it courses on the inferior surface of the vermis and terminates in the straight sinus. ... Synonym: vena vermis inferior. ... (05 Mar 2000) ...

inferior vena cava
The large venous trunk which receives blood from the lower extremities and from the pelvic and abdominal organs. It travels through the abdomen (from the lower extremities) and returns blood to the right atrium of the heart. ... (20 Sep 2002) ...

inferior vena cava filter
<radiology> Indications: contraindication to anticoagulation, failure of anticoagulation, complication of anticoagulation: haemorrhage or thrombocytopenia, large free-floating IVC/iliac vein thrombus expanded indications: cor pulmonale and DVT/PE, patients with high risk of complications to anticoagulation, metastatic disease, syncope in elde …

inferior ventricular vein
Synonym for vena ventricularis inferior ... Vein draining the deep white matter of the superior and lateral portions of the temporal lobe; it begins in the body of the lateral ventricle and exits from the choroid fissure of the inferior horn where it joins the basal vein. ... Synonym: inferior ventricular vein. ... (05 Mar 2000) ...

inferior vesical artery
<anatomy, artery> Origin, internal iliac; distribution, base of bladder, ureter, and (in the male) seminal vesicles, ductus deferens, and prostate; anastomoses, middle rectal, and other vesical branches. ... Synonym: arteria vesicalis inferior. ... (05 Mar 2000) ...

inferior vesical nerves
<anatomy> Several small nerve's once considered to pass from the pudendal plexus to the bladder. (obsolete) ... (05 Mar 2000) ...

inferior vesical plexus
A venous plexus in the female corresponding to the prostatic venous plexus in the male. ... Synonym: plexus vesicalis inferior. ... (05 Mar 2000) ...

inferior vestibular area
The area of the fundus of the internal acoustic meatus inferior to the transverse crest through which the interior portion of the vestibular (saccular) nerve passes. ... Synonym: area vestibularis inferior. ... (05 Mar 2000) ...

inferior vestibular nucleus
Nucleus vestibularis inferior. ... See: vestibular nucleus. ... (05 Mar 2000) ...

inferior wall of orbit
Synonym for floor of orbit ... The floor of the orbit; the shortest of the four walls of the orbit, sloping upward from the orbital margin; it is comprised of the maxilla and orbital process of the palatine bone. ... Synonym: paries inferior orbitae, inferior wall of orbit. ... (05 Mar 2000) ...

inferior wall of tympanic cavity
Synonym for floor of tympanic cavity ... The floor of the tympanic cavity; a thin plate of bone separating the tympanic cavity from the jugular fossa. ... Synonym: paries jugularis cavi tympani, fundus tympani, inferior wall of tympanic cavity, jugular wall of middle ear. ... (05 Mar 2000) ...

inferiority
The condition or state of being or feeling inadequate or inferior, especially relative to one's peers or to others similarly situated. ... (05 Mar 2000) ...

inferiority complex
A sense of inadequacy which is expressed in extreme shyness, diffidence, or timidity, or as a compensatory reaction in exhibitionism or aggressiveness. ... (05 Mar 2000) ...

inferobranchiata
<marine biology> A suborder of marine gastropod mollusks, in which the gills are between the foot and the mantle. ... Origin: NL. See Inferobranchiate. ... (19 Mar 1998) ...

inferolateral margin
Synonym for margo inferior cerebri ... The irregular, discontinuous margin of the cerebral hemisphere at the junction of the inferior and superolateral surfaces. ... Synonym: margo inferolateralis, inferolateral margin. ... (05 Mar 2000) ...

inferolateral myocardial infarction
Infarction involving the inferior and lateral surfaces of the heart and producing indicative changes in the electrocardiogram in leads II, III, aVF, V5, and V6. ... (05 Mar 2000) ...

inferolateral surface of prostate
The surface of the prostate facing the body of the pubis and the pelvic diaphragm. ... Synonym: facies inferolateralis prostatae. ... (05 Mar 2000) ...

inferomedial margin
Synonym for margo medialis cerebri ... The irregular border of the cerebral hemisphere at the junction of the inferior and medial surfaces. ... Synonym: margo inferomedialis, inferomedial margin. ... (05 Mar 2000) ...

infertile male syndrome
<syndrome> An inherited disorder of the androgen receptor protein resulting in defective androgen activity. ... See: Reifenstein's syndrome. ... (05 Mar 2000) ...

infertility
<gynaecology> The inability of a couple to achieve a pregnancy or to carry a pregnancy to term after one year of unprotected intercourse. ... (13 Nov 1997) ...

infertility, female
Inability of a woman to achieve conception. ... (12 Dec 1998) ...

infertility, male
Inability of the male to effect conception. ... (12 Dec 1998) ...

infest
To trouble greatly by numbers or by frequency of presence; to disturb; to annoy; to frequent and molest or harass; as, fleas infest dogs and cats; a sea infested with pirates. 'To poison vermin that infest his plants.' (Cowper) 'These, said the genius, are envy, avarice, superstition, love, with the like cares and passions that infest human life.' …

infestation
Development on (rather than in) the body of a pathogenic agent, e.g., body lice. ... Synonym: ectoparasitism. ... (05 Mar 2000) ...

infidel
One who does not believe in the prevailing religious faith; especially, one who does not believe in the divine origin and authority of Christianity; a Mohammedan; a heathen; a freethinker. ... Infidel is used by English writers to translate the equivalent word used Mohammedans in speaking of Christians and other disbelievers in Mohammedanism. ... Syn …

infiltrate
To penetrate. If an IV infiltrates, the IV fluid penetrates the surrounding tissue. ... (12 Dec 1998) ...

infiltrating
<pathology> Refers to a tumour that penetrates the normal, surrounding tissue. ... (13 Nov 1997) ...

infiltrating cancer
<oncology> Cancer that has grown through the cell wall of the breast area, in which it originated, and into surrounding tissues. ... (13 Nov 1997) ...

infiltrating ductal cell carcinoma
<oncology, tumour> A cancer that begins in the mammary glands and has spread to areas outside the gland. ... (13 Nov 1997) ...

infiltrating lipoma
Synonym for liposarcoma ... A malignant tumour derived from primitive or embryonal lipoblastic cells. It may be composed of well-differentiated fat cells or may be dedifferentiated: myxoid (liposarcoma, myxoid), round-celled, or pleomorphic, usually in association with a rich network of capillaries. Recurrences are common and dedifferentiated liposa …

infiltration
<pathology> The diffusion or accumulation in a tissue or cells of substances not normal to it or in amounts of the normal. Also, the material so accumulated. ... (13 Nov 1997) ...

infiltration anaesthesia
Anaesthesia produced by injection of local anaesthetic solution directly into an area that is painful or about to be operated upon. ... (05 Mar 2000) ...

infiltrative cardiomyopathy
<cardiology, pathology> A group of disorders which affect the heart muscle resulting in the ineffective pumping of blood. ... Examples include amyloidosis, Loeffler's syndrome, sarcoidosis, haemochromatosis, scleroderma and carcinoid syndrome. Complications include arrhythmias and progressive heart failure. ... Origin: Gr. Pathos = disease ... ( …

infinite
1. Unlimited or boundless, in time or space; as, infinite duration or distance. 'Whatever is finite, as finite, will admit of no comparative relation with infinity; for whatever is less than infinite is still infinitely distant from infinity; and lower than infinite distance the lowest or least can not sink.' (H. Brooke) ... 2. Without limit in powe …

infinite distance
The limit of distant vision, the rays entering the eyes from an object at that point being practically parallel. ... Synonym: infinity. ... (05 Mar 2000) ...

infinity
Origin: L. Infinitas; pref. In- not + finis boundary, limit, end: cf. F. Infinite. See Finite. ... 1. Unlimited extent of time, space, or quantity; eternity; boundlessness; immensity. 'There can not be more infinities than one; for one of them would limit the other.' (Sir W. Raleigh) ... 2. Unlimited capacity, energy, excellence, or knowledge; as, th …

infirm
Weak or feeble because of old age or disease. ... Origin: L. In-firmus, fr. In-neg. + firmus, strong ... (05 Mar 2000) ...

infirmary
A clinic or small hospital, especially in a school or college. ... Origin: L. Infirmarium; see infirm ... (05 Mar 2000) ...

infirmity
Origin: L. Infirmitas: cf. F. Infirmite. See Infirm. ... 1. The state of being infirm; feebleness; an imperfection or weakness; especially, an unsound, unhealthy, or debilitated state; a disease; a malady; as, infirmity of body or mind. ''T is the infirmity of his age.' (Shak) ... 2. A personal frailty or failing; foible; eccentricity; a weakness or …

infix
1. To set; to fasten or fix by piercing or thrusting in; as, to infix a sting, spear, or dart. 'The fatal dart a ready passage found, And deep within her heart infixed the wound.' (Dryden) ... 2. To implant or fix; to instill; to inculcate, as principles, thoughts, or instructions; as, to infix good principles in the mind, or ideas in the memory. …

inflame
1. To set on fire; to kindle; to cause to burn, flame, or glow. 'We should have made retreat By light of the inflamed fleet.' (Chapman) ... 2. To kindle or intensify, as passion or appetite; to excite to an excessive or unnatural action or heat; as, to inflame desire. 'Though more,it seems, Inflamed with lust than rage.' (Milton) 'But, O inflame and …

inflamed
Inflammation is the reaction of living tissues to injury, infection or irritation. Inflamed tissues are characterised by pain, swelling, redness and heat. Anything that stimulates the inflammatory response is said to be inflammatory. ... (27 Sep 1997) ...

inflamed ulcer
An ulcer with a purulent discharge and inflamed borders. ... (05 Mar 2000) ...

inflammation
<pathology> A localised protective response elicited by injury or destruction of tissues, which serves to destroy, dilute or wall off (sequester) both the injurious agent and the injured tissue. ... It is characterised in the acute form by the classical signs of pain (dolor), heat (calor), redness (rubor), swelling (tumour) and loss of functio …

inflammation mediators
The endogenous compounds that mediate inflammation (autacoids) and related exogenous compounds including the synthetic prostaglandins (prostaglandins, synthetic). ... (12 Dec 1998) ...

inflammatory
<pathology> Inflammation is the reaction of living tissues to injury, infection or irritation. Inflamed tissues are characterised by pain, swelling, redness and heat. Anything that stimulates the inflammatory response is said to be inflammatory. ... See: inflammation. ... (11 Jun 1998) ...

inflammatory bowel disease
<disease> A general term that encompasses several disease processes, most commonly, ulcerative colitis and Crohn's disease. ... (27 Sep 1997) ...

inflammatory bowel diseases
Chronic, non-specific disorders of unknown aetiology. Includes crohn disease and ulcerative colitis. Extracolonic manifestations are often associated with inflammatory bowel disease (ibd) and involve the liver, joints and skin. ... (12 Dec 1998) ...

inflammatory carcinoma
<tumour> Carcinoma of the breast presenting with oedema, hyperaemia, tenderness, and rapid enlargment of the breast; microscopically, there is extensive invasion of dermal lymphatics by the carcinoma. ... (05 Mar 2000) ...

inflammatory corpuscle
Synonym for exudation corpuscle ... A cell present in an exudate that assists in the organization of new tissue. ... Synonym: exudation cell, inflammatory corpuscle, plastic corpuscle. ... (05 Mar 2000) ...

inflammatory fibrous hyperplasia
Overgrowth of tissue in the mucobuccal or labial fold, induced by chronic trauma from ill-fitting dentures. ... Synonym: denture hyperplasia, epulis fissuratum. ... (05 Mar 2000) ...

inflammatory gallbladder disease
<radiology> Post-bulbar ulcer, Crohn disease, TB, Strongyloides, pancreatitis / cholecystitis ... (12 Dec 1998) ...

inflammatory lymph
A faintly yellow, usually coagulable fluid (i.e., euplastic lymph) that collects on the surface of an acutely inflamed membrane or cutaneous wound. ... (05 Mar 2000) ...

inflammatory macrophage
A macrophage found at sites of inflammation. ... (05 Mar 2000) ...

inflammatory oedema
A swelling due to effusion of fluid in the soft parts surrounding a focus of inflammation. ... (05 Mar 2000) ...

inflammatory papillary hyperplasia
Closely arranged papules of the palatal mucosa underlying an ill-fitting denture. ... Synonym: palatal papillomatosis. ... (05 Mar 2000) ...

inflammatory polyp
Synonym for pseudopolyp ... A projecting mass of granulation tissue, large numbers of which may develop in ulcerative colitis; may become covered by regenerating epithelium. ... Synonym: inflammatory polyp. ... (05 Mar 2000) ...

inflammatory pseudotumour
A tumour-like mass in the lungs or other sites, composed of fibrous or granulation tissue infiltrated by inflammatory cells. ... (05 Mar 2000) ...

inflammatory response
A part of innate immunity. Inflammation occurs when tissues are injured by viruses, bacteria, trauma, chemicals, heat, cold or any other harmful stimulus. Chemicals including bradykinin, histamine, serotonin and others are released by specialised cells. These chemicals attract tissue macrophages and white blood cells to localise in an area to engul …

inflammatory rheumatism
Rheumatoid arthritis or other cause of joint inflammation. ... (05 Mar 2000) ...

inflatable implant
An implant consisting of an empty silicone rubber bag with an inlet tube and a valve; after insertion into or behind the breast, the bag is inflated with a liquid to the desired size; used in augmentation mammaplasty. ... (05 Mar 2000) ...

inflatable splint
Synonym for air splint ... A plastic splint inflated by air used to immobilise part or all of an extremity. ... Synonym: inflatable splint. ... (05 Mar 2000) ...

inflated
1. Filled, as with air or gas; blown up; distended; as, a balloon inflated with gas. ... 2. Turgid; swelling; puffed up; bombastic; pompous; as, an inflated style. 'Inflated and astrut with self-conceit.' (Cowper) ... 3. <botany> Hollow and distended, as a perianth, corolla, nectary, or pericarp. ... 4. Distended or enlarged fictitiously; as, in …

inflation
Distention by a fluid or gas. ... Synonym: vesiculation. ... Origin: L. Inflatio, fr. In-flo, pp. -flatus, to blow into, inflate ... (05 Mar 2000) ...

inflation, economic
An increase in the volume of money and credit relative to available goods resulting in a substantial and continuing rise in the general price level. ... (12 Dec 1998) ...

inflator
An instrument for injecting air. ... (05 Mar 2000) ...

inflatus
<physiology> A blowing or breathing into; inflation; inspiration. 'The divine breath that blows the nostrils out To ineffable inflatus.' (Mrs. Browning) ... Origin: L. See Inflate. ... (11 Jun 1998) ...

inflection
1. The act of inflecting, or the state of being inflected. ... 2. A bend; a fold; a curve; a turn; a twist. ... 3. A slide, modulation, or accent of the voice; as, the rising and the falling inflection. ... 4. The variation or change which words undergo to mark case, gender, number, comparison, tense, person, mood, voice, etc. ... 5. Any change or modi …