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

telesis
A goal to be attained by planned conduct. ... Origin: G. Telos, end, + -osis, condition ... (05 Mar 2000) ...

telesystolic
Relating to the end of ventricular systole. ... Origin: G. Telos, end, + systole, a contracting ... (05 Mar 2000) ...

teletactor
An instrument to transmit sound waves to the skin. ... Origin: G. Telos, end, + L. Tactus, touch ... (05 Mar 2000) ...

teletherapy
Radiation therapy administered with the source at a distance from the body. ... Compare: interstitial therapy. ... Synonym: teleroentgentherapy. ... Origin: G. Tele, distant, + therapeia, treatment ... (05 Mar 2000) ...

television
The transmission and reproduction of transient images of fixed or moving objects. An electronic system of transmitting such images together with sound over a wire or through space by apparatus that converts light and sound into electrical waves and reconverts them into visible light rays and audible sound. ... (12 Dec 1998) ...

television microscope
<instrument> A microscope in which the image is observed by a television camera that produces a television display; it is used for quantitative studies, display to a large audience, or examinations in ultraviolet and infrared regions of the spectrum. ... (05 Mar 2000) ...

TeLinde
Richard W., U.S. Gynecologist, *1894. ... See: TeLinde operation. ... (05 Mar 2000) ...

TeLinde operation
Synonym for modified radical hysterectomy ... <procedure> An extended hysterectomy in which a portion of the upper vagina is removed; the ureters are exposed and pulled back laterally without dissection from the ureteral bed. ... Synonym: TeLinde operation. ... (05 Mar 2000) ...

teliospore
A type of spore formed by a rust known as the over-wintering stage.The teliospore is a sexual spore. In Puccinia graminis thisspore is found on the barberry plant. Compare: uredospore. ... (09 Oct 1997) ...

tell
1. To mention one by one, or piece by piece; to recount; to enumerate; to reckon; to number; to count; as, to tell money. 'An heap of coin he told.' 'He telleth the number of the stars.' (Ps. Cxlvii. 4) 'Tell the joints of the body.' (Jer. Taylor) ... 2. To utter or recite in detail; to give an account of; to narrate. 'Of which I shall tell all the …

telltale
Telling tales; babbling. 'The telltale heart.' ... 1. One who officiously communicates information of the private concerns of others; one who tells that which prudence should suppress. ... 2. A movable piece of ivory, lead, or other material, connected with the bellows of an organ, that gives notice, by its position, when the wind is exhausted. ... 3. …

telluric
1. Of or pertaining to the earth; proceeding from the earth. 'Amid these hot, telluric flames.' (Carlyle) ... 2. <chemistry> Of or pertaining to tellurium; derived from, or resembling, tellurium; specifically, designating those compounds in which the element has a higher valence as contrasted with tellurous compounds; as, telluric acid, which …

tellurite reductase
<enzyme> Uses NADH or NADPH; also reduces sodium selenite or sodium sulfite ... Registry number: EC 1.16.1.- ... (26 Jun 1999) ...

tellurium
<chemistry> A rare nonmetallic element, analogous to sulphur and selenium, occasionally found native as a substance of a silver-white metallic luster, but usually combined with metals, as with gold and silver in the mineral sylvanite, with mercury in Coloradoite, etc. Symbol Te. Atomic weight 125.2. Graphic tellurium. ... <chemical> Nagy …

telo-
See: tel-. ... (05 Mar 2000) ...

telocentric chromosome
<genetics> Chromosome with the centromere located at one end. ... (18 Nov 1997) ...

telodendron
An anomalous term that refers to the terminal arborization of an axon. ... Synonym: end-brush. ... Origin: G. Telos, end, + dendron, tree ... (05 Mar 2000) ...

telogen
Resting phase of hair cycle. ... Origin: G. Telos, end, + -gen, producing ... (05 Mar 2000) ...

telogen effluvium
Increased transient shedding of normal club hairs by premature development of telogen in anagen follicles, resulting from various kinds of stress, e.g., childbirth, shock, drug intake or cessation of an oral contraceptive, fever, and dieting with marked weight loss. ... (05 Mar 2000) ...

teloglia
Accumulation of neurolemmal cells at the myoneural junction. ... Origin: G. Telos, end, + glia, glue ... (05 Mar 2000) ...

telognosis
An obsolete term denoting diagnosis by means of radiographs or other diagnostic tests transmitted by telephone or radio. ... See: teleradiology. ... Origin: G. Tele, distant, + gnosis, a knowing ... (05 Mar 2000) ...

telokin
<biochemistry> Acidic protein (24 kD) found in some muscle tissue, identical to the C terminal 155 residues of smooth muscle myosin light chain kinase (MLCK) and independently expressed. ... (18 Nov 1997) ...

telokinesia
Synonym: telophase. ... Origin: G. Telos, end, + kinesis, movement ... (05 Mar 2000) ...

telolecithal
Denoting an ovum in which a large amount of deuteroplasm accumulates at the vegetative pole, as in the eggs of birds and reptiles. ... Origin: G. Telos, end, + G. Lekithos, yolk ... (05 Mar 2000) ...

telolecithal egg
An egg containing a relatively large quantity of deutoplasm concentrated at the abapical pole; e.g., egg's of reptiles and birds. ... (05 Mar 2000) ...

telolecithal ovum
An ovum in which there is a large amount of yolk massed at the vegetative pole, as in the eggs of birds and reptiles. ... (05 Mar 2000) ...

telomerase
<enzyme, molecular biology> A DNA polymerase with rather unusual properties that will only elongate oligonucleotides from the telomere and not other sequences. The enzyme contains an essential 159 residue RNA sequence that provides a template for the replication of the G rich telomere sequences (so that the enzyme could in fact be considered …

telomere
<genetics> The end of a chromosome. ... (18 Nov 1997) ...

telomere terminal transferase
<enzyme> From oxytricha nova; adds two to seven tandem repeats of the sequence ggggtttt to the 3' end of oligonucleotide primers ending in repeats of g4t4 and always adds the repeats in the proper phase ... Registry number: EC 2.7.7.- ... (26 Jun 1999) ...

telomeric R-banding stain
<technique> A modified R-banding stain in which the telomeres become strongly stained and faint R-banding still occurs over the rest of the chromosomes; uses air-dried slides, aging for several days, and staining in hot phosphate-buffered Giemsa stain. ... (05 Mar 2000) ...

telopeptide
<biochemistry, molecular biology> Portions of the amino acid sequence of a protein that are removed in maturation of the protein. Best example are the N and C terminal telopeptides of procollagen that are involved in development of the quaternary structure and are then proteolytically removed by procollagen peptidases. ... (16 Dec 1997) ...

telophase
The final stage of mitosis or meiosis, when chromosome separation is completed. ... (18 Nov 1997) ...

telophase i
The stage in the first meiotic division of meiosis that follows anaphase I. The two sets of chromosomes have finished moving to opposite ends of the cell. Cytokinesis occurs, forming two daughter cells. Nuclear membranes do not form and the chromosomes do not decondense at this point, however, as they would in mitosis. ... (09 Oct 1997) ...

telophase II
The last stage in the second meiotic division of meiosis which follows anaphase II. The two sets of chromosomes have finished moving to opposite ends of each of the two cells produced during the first meiotic division. Cytokinesis occurs, resulting in four haploid cells. ... (09 Oct 1997) ...

Telosporea
Synonym for sporozoea ... A class of homoxenous or heteroxenous parasitic protozoa exhibiting both sexual and asexual phases. Locomotion is by body flexion, gliding, or undulations of longitudinal ridges. Pseudopods, if present, are used only for feeding. It comprises three subclasses: gregarinia, coccidia, and piroplasmia. ... (12 Dec 1998) ...

Telosporidia
A former order of Sporozoea. ... Origin: G. Telos, end, + sporos, seed ... (05 Mar 2000) ...

telotism
The perfect performance of a function, as that of sight or hearing. ... Origin: G. Telos, end ... (05 Mar 2000) ...

TEM
Synonym for transmission electron microscopy ... <technique> Those forms of electron microscopy in which electrons are transmitted through the object to be imaged, suffering energy loss by diffraction and to a small extent by absorption. ... Acronym: TEM ... (18 Nov 1997) ...

temazepam
<drug> This hypnotic prescription drug is used to treat insomnia. ... (26 Mar 1998) ...

temefos
<chemical> An organothiophosphate insecticide. ... Pharmacological action: insecticide, organothiophosphate. ... Chemical name: Phosphorothioic acid, O,O'-(thiodi-4,1-phenylene) O,O,O',O'-tetramethyl ester ... (12 Dec 1998) ...

temerity
Unreasonable contempt of danger; extreme venturesomeness; rashness; as, the temerity of a commander in war. ... Temerity, Rashness. These words are closely allied in sense, but have a slight difference in their use and application. Temerity is Latin, and rashness is Anglo-Saxon. As in many such cases, the Latin term is more select and dignified; the …

temper
1. The state of any compound substance which results from the mixture of various ingredients; due mixture of different qualities; just combination; as, the temper of mortar. ... 2. Constitution of body; temperament; in old writers, the mixture or relative proportion of the four humors, blood, choler, phlegm, and melancholy. 'The exquisiteness of his …

temperament
1. Internal constitution; state with respect to the relative proportion of different qualities, or constituent parts. 'The common law . . . Has reduced the kingdom to its just state and temperament.' (Sir M. Hale) ... 2. Due mixture of qualities; a condition brought about by mutual compromises or concessions. 'However, I forejudge not any probable e …

temperance
Abstinence from alcohol. ... (12 Dec 1998) ...

temperate
1. Moderate; not excessive; as, temperate heat; a temperate climate. ... 2. Not marked with passion; not violent; cool; calm; as, temperate language. 'She is not hot, but temperate as the morn.' (Shak) 'That sober freedom out of which there springs Our loyal passion for our temperate kings.' (Tennyson) ... 3. Moderate in the indulgence of the natural …

temperate bacteriophage
Bacteriophage whose genome incorporates with, and replicates with, that of the host bacterium; dissociation (and resultant development of vegetative bacteriophage) occurs at a slow rate resulting occasionally in lysis of a bacterium and release of mature bacteriophage, thus rendering the bacterial culture capable of inducing general lysis if transf …

temperate phage
A bacteriophage that integrates its DNA into that of the host (lysogeny) as opposed to virulent phages that lyse the host. ... (18 Nov 1997) ...

temperate virus
<virology> A virus which, upon infection of a host, does not necessarily cause lysis but whose genome may replicate in synchrony with that of the host. ... See: lysogen. ... (09 Oct 1997) ...

temperature
<chemistry> Temperature is proportional to the average random kinetic energy of ideal gases. ... (09 Jan 1998) ...

temperature coefficient
The fractional change in any physical property per degree rise in temperature. ... (05 Mar 2000) ...

temperature midpoint
The midpoint in the change in optical properties (absorbance, rotation) of a structured polymer (e.g., DNA) with increasing temperature. ... Synonym: melting temperature. ... (05 Mar 2000) ...

temperature sense
The sensation of cold, heat, coolness, and warmth. ... (12 Dec 1998) ...

temperature sensitive mutation
<genetics, molecular biology> A type of conditional mutation in organism, somatic cell or virus that makes it possible to study genes whose total inactivation would be lethal. Such ts mutations can also make possible studies of the effect of reversible switching by temperature changes) in expression of the mutated gene. The usual mechanism of …

temperature spot
One of a number of definitely arranged spot's on the skin sensitive to heat and cold, but not to ordinary pressure or pain stimuli. ... (05 Mar 2000) ...

temperature-compensated vaporiser
A vaporiser of liquid anaesthetics with graduated settings calibrated to deliver a known constant concentration of a specific anaesthetic despite changes in inflow volume and despite cooling brought about by vaporization. ... (05 Mar 2000) ...

temperature-sensitive mutant
A viral mutant that is able to replicate at one portion of a temperature range but not at another, the parent (wild type) strain being able to replicate over the whole temperature range. ... Compare: cold-sensitive mutant, quick-stop mutant. ... (05 Mar 2000) ...

temperature, plasma
<radiobiology> A measure of the random (thermal) kinetic energy of the ions or electrons in the plasma. The temperature of each component of a plasma depends on the mean kinetic energy of that component. An example of this is the fluorescent light bulb, which is an example of a weakly-ionised plasma where the electrons are at temperatures of …

tempering
<chemistry> The process of giving the requisite degree of hardness or softness to a substance, as iron and steel; especially, the process of giving to steel the degree of hardness required for various purposes, consisting usually in first plunging the article, when heated to redness, in cold water or other liquid, to give an excess of hardnes …

tempero-mandibular joint
The TMJ hinges the lower jaw (mandible) to the skull. ... (12 Dec 1998) ...

tempero-mandibular joint syndrome
<syndrome> Disorder of the temporo-mandibular joint(s) causing pain usually in front of the ear(s). Pain in the tmj can be due to trauma (such as a blow to the face), inflammatory or degenerative arthritis, or by the mandible being pushed back towards the ears whenever the patient chews or swallows. Sometimes, muscles around the tmj used for …

template
1. A structure that in some direct physical process can cause the patterning of a second structure, usually complementary to it in some sense. ... 2. <molecular biology> Almost exclusively used to refer to a nucleotide sequence that directs the synthesis of a sequence complementary to it by the rules of Watson Crick base pairing. ... (16 Dec 19 …

template RNA
Synonym for messenger RNA ... mRNA ...

templates
Macromolecular moulds for the synthesis of complementary macromolecules, as in DNA replication, transcription of DNA to RNA, and translation of RNA into polypeptides. ... (12 Dec 1998) ...

temple
1. <anatomy> The space, on either side of the head, back of the eye and forehead, above the zygomatic arch and in front of the ear. ... 2. One of the side bars of a pair of spectacles, jointed to the bows, and passing one on either side of the head to hold the spectacles in place. ... Origin: OF. Temple, F. Tempe, from L. Tempora, tempus; perha …

templet
1. A gauge, pattern, or mold, commonly a thin plate or board, used as a guide to the form of the work to be executed; as, a mason's or a wheelwright's templet. ... 2. A short piece of timber, iron, or stone, placed in a wall under a girder or other beam, to distribute the weight or pressure. ... Origin: LL. Templatus vaulted, from L. Templum a small …

tempolabile
Undergoing spontaneous change or destruction during the passage of time. ... Origin: L. Tempus, time, + labilis, perishable ... (05 Mar 2000) ...

tempora
The temples. ... Origin: L. Pl. Of tempus ... (05 Mar 2000) ...

temporal
<anatomy> Of or pertaining to the temple or temples; as, the temporal bone; a temporal artery. Temporal bone, a very complex bone situated in the side of the skull of most mammals and containing the organ of hearing. It consists of an expanded squamosal portion above the ear, corresponding to the squamosal and zygoma of the lower vertebrates, …

temporal aponeurosis
Synonym for temporal fascia ... The fascia covering the temporal muscle; it is composed of two layers, lamina superficialis and lamina profunda; both attach above to the superior temporal line but diverge inferiorly to attach to the lateral and medial surfaces of the zygomatic arch. ... Synonym: fascia temporalis, temporal aponeurosis. ... (05 Mar 200 …

temporal apophysis
Synonym for mastoid process ... The nipple-like projection of the petrous part of the temporal bone. ... Synonym: processus mastoideus, mastoid bone, temporal apophysis. ... (05 Mar 2000) ...

temporal arteries
Arteries arising from the external carotid or the maxillary artery and distributing to the temporal region. ... (12 Dec 1998) ...

temporal arteritis
Synonym for giant cell arteritis ... <pathology> An inflammatory condition of the temporal artery. It is a serious chronic vascular disease, characterised by inflammation of the walls of the blood vessels (vasculitis). ... The age of affected patients is usually over 50 years of age. It most often involves the carotid artery system, and can lea …

temporal bone
<anatomy> A large irregular bone situated in the base and side of the skull, consisting of three parts, squamous, tympanic and petrous. ... The bones are distinct at birth; the petrous part contains the vestibulocochlear organ; the bone articulates with the sphenoid, parietal, occipital, and zygomatic bones, and by a synovial joint with the ma …

temporal branch of facial nerve
<anatomy, nerve> <anatomy, neurology> Branches of facial nerve innervating the superior portion of the orbicularis oculi muscle and other muscles of facial expression above the eye. ... Synonym: rami temporales nervi facialis. ... (05 Mar 2000) ...

temporal canal
<anatomy> A canal in the zygomatic bone transmitting the zygomaticofacial and zygomaticotemporal nerves and vessels. ... (05 Mar 2000) ...

temporal cortex
Synonym for temporal lobe ... A lobe of the brain which is located laterally and below the cerebrum. Contains auditory and receptive areas. ... (27 Sep 1997) ...

temporal dispersion
Asynchronous repolarization of myocardial fibres that predisposes to abnormal current flow and ectopic rhythms (especially with bradyarrhythmias). ... (05 Mar 2000) ...

temporal fascia
The fascia covering the temporal muscle; it is composed of two layers, lamina superficialis and lamina profunda; both attach above to the superior temporal line but diverge inferiorly to attach to the lateral and medial surfaces of the zygomatic arch. ... Synonym: fascia temporalis, temporal aponeurosis. ... (05 Mar 2000) ...

temporal fossa
The space on the side of the cranium bounded by the temporal lines and terminating below at the level of the zygomatic arch. ... Synonym: fossa temporalis. ... (05 Mar 2000) ...

temporal horn
Synonym for inferior horn of lateral ventricle ... The part of the lateral ventricle extending downward and forward into the medial part of the temporal lobe. ... See: lateral ventricle. ... Synonym: cornu inferius ventriculi lateralis, temporal horn. ... (05 Mar 2000) ...

temporal line
See: inferior temporal line, superior temporal line. ... (05 Mar 2000) ...

temporal lobe
A lobe of the brain which is located laterally and below the cerebrum. Contains auditory and receptive areas. ... (27 Sep 1997) ...

temporal lobe epilepsy
Seizures with elaborate and multiple sensory, motor, and/or psychic components. A common feature is the clouding of consciousness and amnesia for the event. Some clinical manifestations may include more complex behaviours like burst of anger, emotional outbursts, fear or automatisms. The EEG often reveals spike discharges in the temporal lobe durin …

temporal muscle
<anatomy> A masticatory muscle whose action is closing the jaws; its posterior portion retracts the mandible. ... (12 Dec 1998) ...

temporal plane
A slightly depressed area on the side of the cranium, below the inferior temporal line, formed by the temporal and parietal bones, the greater wing of the sphenoid, and a part of the frontal bone. ... Synonym: planum temporale. ... (05 Mar 2000) ...

temporal pole
Synonym for temporal pole of cerebrum ... The most prominent part of the anterior extremity of the temporal lobe of each cerebral hemisphere, a short distance below the fissure of Sylvius. ... Synonym: polus temporalis cerebri, temporal pole. ... (05 Mar 2000) ...

temporal pole of cerebrum
The most prominent part of the anterior extremity of the temporal lobe of each cerebral hemisphere, a short distance below the fissure of Sylvius. ... Synonym: polus temporalis cerebri, temporal pole. ... (05 Mar 2000) ...

temporal process
The posterior projection of the zygomatic bone articulating with the zygomatic process of the temporal bone to form the zygomatic arch. ... Synonym: processus temporalis. ... (05 Mar 2000) ...

temporal region of head
The surface region of the head corresponding approximately to the outlines of the temporal bone. ... Synonym: regio temporalis capitis. ... (05 Mar 2000) ...

temporal ridge
inferior temporal line, superior temporal line ...

temporal sensing
<technique> Mechanism of gradient sensing in which the value of some environmental property is compared with the value at some previous time, the cell having moved position between the two samplings. Initial movement is random, until the second observation is made the gradient cannot be detected. See spatial and pseudospatial sensing mechanis …

temporal squama
Synonym for squamous part of temporal bone ... The broad, flat, thin (scale-like) anterior and superior portion of the temporal bone forming part of the lateral wall of the cranial vault. ... Synonym: pars squamosa ossis temporalis, squama temporalis, temporal squama. ... (05 Mar 2000) ...

temporal surface
The surface of a bone which contributes to the temporal fossa, namely, the greater wing of the sphenoid, the squamous part of the temporal, frontal and zygomatic bones. ... Synonym: facies temporalis. ... (05 Mar 2000) ...

temporal veins
See: middle temporal vein, deep temporal veins, superficial temporal veins. ... (05 Mar 2000) ...

temporal venules of retina
See: inferior temporal venule of retina, superior temporal venule of retina. ... (05 Mar 2000) ...

temporalis
<anatomy, muscle> Origin, temporal fossa; insertion, coronoid process of mandible and anterior border of ramus; action elevates mandible (closes jaw); its posterior, nearly horizontally-oriented fibres are the primary retractors of the protruded mandible. Nerve supply, deep temporal branches of mandibular division of trigeminal. ... Synonym: m …

temporary base
Synonym for baseplate ... <cell biology> A hypothetical cell adhesion molecule possibly involved in sponge cell adhesion, existence unproven. ... (18 Nov 1997) ...

temporary callus
Synonym for provisional callus ... The callus that develops to keep the ends of the fractured bone in apposition; it is absorbed after union is complete. ... Synonym: temporary callus. ... (05 Mar 2000) ...

temporary cartilage
A cartilage that is normally replaced by bone, to form a part of the skeleton. ... Synonym: ossifying cartilage, precursory cartilage. ... (05 Mar 2000) ...

temporary denture
Synonym for interim denture ... A dental prosthesis to be used for a short interval of time for reasons of esthetics, mastication, occlusal support, or convenience, or to condition the patient to accept an artificial substitute for missing natural teeth until more definite prosthetic dental treatment can be provided. ... Synonym: provisional denture, …