Copy of `mondofacto - Online Medical Dictionary`

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 The information may have been taken offline because it is outdated.

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

orthodontic appliance design
The planning, calculation, and creation of an apparatus for the purpose of correcting the placement or straightening of teeth. ... (12 Dec 1998) ...

orthodontic appliances
Devices used for influencing tooth position. Orthodontic appliances may be classified as fixed or removable, active or retaining, and intraoral or extraoral. (boucher's clinical dental terminology, 4th ed, p19) ... (12 Dec 1998) ...

orthodontic appliances, functional
Loose, usually removable intra-oral devices which alter the muscle forces against the teeth and craniofacial skeleton. These are dynamic appliances which depend on altered neuromuscular action to effect bony growth and occlusal development. They are usually used in mixed dentition to treat paediatric malocclusions. (ada, 1992) ... (12 Dec 1998) ...

orthodontic band
A thin strip of metal closely adapted to the crown of a tooth to which wires may be attached for tooth movement. ... (05 Mar 2000) ...

orthodontic brackets
Small metal or ceramic attachments used to fasten an arch wire. These attachments are soldered or welded to an orthodontic band or cemented directly onto the teeth. Bowles brackets, edgewise brackets, multiphase brackets, ribbon arch brackets, twin-wire brackets, and universal brackets are all types of orthodontic brackets. ... (12 Dec 1998) ...

orthodontic retainers
Orthodontic appliances, fixed or removable, used to maintain teeth in corrected positions during the period of functional adaptation following corrective treatment. These appliances are also used to maintain the positions of the teeth and jaws gained by orthodontic procedures. ... (12 Dec 1998) ...

orthodontic space closure
Therapeutic closure of spaces caused by the extraction of teeth, the congenital absence of teeth, or the excessive space between teeth. ... (12 Dec 1998) ...

orthodontic treatment
Please see MedicineNet site on orthodontic treatment for information on this subject. ... (12 Dec 1998) ...

orthodontic wires
Wires of various dimensions and grades made of stainless steel or precious metal. They are used in orthodontic treatment. ... (12 Dec 1998) ...

orthodontics
The use of devices to move teeth or adjust underlying bone. The ideal age for starting orthodontic treatment is between ages 3 to 12 years. Temporomandibular joint (TMJ) problems can be corrected with splinting or dental braces. Teeth can be moved by removable appliances or by fixed braces. Crowding of teeth can require extraction of teeth. Retaine …

orthodontics, corrective
The phase of orthodontics concerned with the correction of malocclusion with proper appliances and prevention of its sequelae. ... (12 Dec 1998) ...

orthodontics, interceptive
Recognition and elimination of potential irregularities and malpositions in the developing dentofacial complex. ... (12 Dec 1998) ...

orthodontist
<specialist> A dentist who has been specially trained to do orthodontics. ... (08 Jan 1998) ...

orthodox
1. Sound in opinion or doctrine, especially in religious doctrine; hence, holding the Christian faith; believing the doctrines taught in the Scriptures; opposed to heretical and heterodox; as, an orthodox Christian. ... 2. According or congruous with the doctrines of Scripture, the creed of a church, the decree of a council, or the like; as, an orth …

orthodromic
Denoting the propagation of an impulse along an axon in the normal direction. ... Compare: antidromic. ... Synonym: dromic. ... Origin: ortho-+ G. Dromos, course ... (05 Mar 2000) ...

orthogenesis
The doctrine that evolution is governed by intrinsic factors and occurs in predictable directions. ... Origin: ortho-+ G. Genesis, origin ... (05 Mar 2000) ...

orthogenic
Relating to orthogenesis. ... (05 Mar 2000) ...

orthogenics
Synonym for eugenics ... <study> The scientific study of artificial selection towards a particular set of desired characteristics. ... (09 Oct 1997) ...

orthoglycaemic glycosuria
Synonym for nonhyperglycaemic glycosuria ... <nephrology> Presence of glucose in the urine without hyperglycaemia due to abnormality in renal tubular reabsorption of filtered glucose. ... Synonym: nondiabetic glycosuria, orthoglycaemic glycosuria. ... (05 Mar 2000) ...

orthognathia
The study of the causes and treatment of conditions related to malposition of the bones of the jaws. ... Origin: ortho-+ G. Gnathos, jaw ... (05 Mar 2000) ...

orthognathic
Orthognathous ... 1. Relating to orthognathia. ... 2. Having a face without projecting jaw, one with a gnathic index below 98. ... Origin: ortho-+ G. Gnathos, jaw ... (05 Mar 2000) ...

orthognathic surgery
surgical orthodontics ...

orthogonal arrays
Arrays that are at (approximately) right angles to one another. Confluent fibroblasts often become organised into such arrays, other examples are the packing of collagen fibres in the cornea and cellulose fibrils in the plant cell wall. ... (18 Nov 1997) ...

orthograde
Walking or standing erect; denoting the posture of man; opposed to pronograde. ... Origin: ortho-+ L. Gradior, pp. Gressus, to walk ... (05 Mar 2000) ...

orthograde conduction
Synonym for anterograde conduction ... Conduction in the expected normal direction between any cardiac structures. ... Synonym: antegrade conduction, forward conduction, orthograde conduction. ... (05 Mar 2000) ...

orthograde transport
Axonal transport from the cell body of the neuron towards the synaptic terminal. Opposite of retrograde transport and probably dependent on a different mechanochemical protein (almost definitely kinesin) interacting with microtubules. ... (18 Nov 1997) ...

orthographia mutata
With an altered spelling. ... (09 Jan 1998) ...

orthographic
Synonym for orthographical ... 1. Of or pertaining to orthography, or right spelling; also, correct in spelling; as, orthographical rules; the letter was orthographic. ... 2. <geometry> Of or pertaining to right lines or angles. Orthographic or Orthogonal, projection, that projection which is made by drawing lines, from every point to be projec …

orthographical
1. Of or pertaining to orthography, or right spelling; also, correct in spelling; as, orthographical rules; the letter was orthographic. ... 2. <geometry> Of or pertaining to right lines or angles. Orthographic or Orthogonal, projection, that projection which is made by drawing lines, from every point to be projected, perpendicular to the plan …

orthography
1. The art or practice of writing words with the proper letters, according to standard usage; conventionally correct spelling; also, mode of spelling; as, his orthography is vicious. 'When spelling no longer follows the pronunciation, but is hardened into orthography.' (Earle) ... 2. The part of grammar which treats of the letters, and of the art of …

orthohepadnavirus
A genus of hepadnaviridae causing hepatitis in humans, woodchucks, and ground squirrels. It is also associated with human hepatocellular carcinoma. Hepatitis b virus is the type species. ... (12 Dec 1998) ...

orthokeratology
A method of molding the cornea with contact lenses to improve unaided vision. ... Origin: ortho-+ G. Keras, horn (cornea), + logos, science ... (05 Mar 2000) ...

orthokeratosis
Formation of an anuclear keratin layer, as in the normal epidermis. ... Origin: ortho-+ G. Keras, horn, + -osis, condition ... (05 Mar 2000) ...

orthokinesis
Kinesis in which the speed or frequency of movement is increased (positive orthokinesis) or decreased. ... (18 Nov 1997) ...

orthokinetics
A method advocated for the treatment of hypertrophic osteoarthritis in which an attempt is made to change muscular action from one group of muscles to another set of muscles to protect the diseased joint. ... Origin: ortho-+ G. Kinetikos, movable, fr. Kineo, to move ... (05 Mar 2000) ...

orthomechanical
Pertaining to braces, prostheses, orthotic devices, and appliances. ... Origin: ortho-+ mechanical ... (05 Mar 2000) ...

orthomechanotherapy
Treatment with braces, prostheses, orthotic devices, or appliances. ... Origin: ortho-+ G. Mechane, machine, + therapeia, medical treatment ... (05 Mar 2000) ...

orthomelic
Correcting malformations of arms or legs. ... Origin: ortho-+ G. Melos, limb ... (05 Mar 2000) ...

orthometer
Synonym: exophthalmometer. ... Origin: ortho-+ G. Metron, measure ... (05 Mar 2000) ...

orthomolecular
L.C. Pauling's term denoting a therapeutic approach designed to provide an optimum molecular environment for body functions, with particular reference to the optimum concentrations of substances normally present in the human body, whether formed endogenously or ingested. ... (05 Mar 2000) ...

orthomolecular psychiatry
An approach to psychiatry that focuses on the use of megavitamins and nutrition in the treatment of such mental illnesses as the schizophrenic disorders. ... (05 Mar 2000) ...

orthomolecular therapy
The use of very large doses of vitamins or other naturally occurring substances normally present in the body, frequently for the treatment of mental disorders. ... (12 Dec 1998) ...

Orthomyxoviridae
<organism, virology> Class V viruses. The genome consists of a single negative strand of RNA that is present as several separate segments each of which acts as a template for a single mRNA. The nucleocapsid is helical and has a viral specific RNA polymerase for the synthesis of the mRNAs. They leave cells by budding out of the plasma membrane …

orthomyxoviridae infections
Virus diseases caused by the orthomyxoviridae. ... (12 Dec 1998) ...

orthopaedic
<orthopaedics> Pertaining to the correction of deformities of the musculoskeletal system, pertaining to orthopaedics. ... Origin: Gr. Pais = child ... (18 Nov 1997) ...

orthopaedic arthroplast
<orthopaedics> An artificial joint. ... (27 Sep 1997) ...

orthopaedic surgeon
<specialist> A medically qualified specialist in surgery who has subspecialised in the surgery of bones. ... Bone cancers are best treated by a TEAM of doctors which includes the orthopaedic surgeon, the medical and radiation oncologists, the radiologist and the pathologist. This has shown to give superior results in centres of excellence, but …

orthopaedic surgery
A branch of medicine dealing with the use of surgery to remedy disorders in joints, muscles, tendons, ligaments, cartilage and related structures. ... (09 Oct 1997) ...

orthopaedics
Orthopedics ... The medical specialty concerned with the preservation, restoration, and development of form and function of the musculoskeletal system, extremities, spine, and associated structures by medical, surgical, and physical methods. ... Synonym: orthopedics. ... Origin: ortho-+ G. Pais (paid-), child ... (05 Mar 2000) ...

orthopaedist
Orthopedist ... One who practices orthopaedics. ... (05 Mar 2000) ...

orthopedic equipment
Nonexpendable items used in the performance of orthopedic surgery and related therapy. They are differentiated from orthotic devices, apparatus used to prevent or correct deformities in patients. ... (12 Dec 1998) ...

orthopedic fixation devices
Devices which are used in the treatment of orthopedic injuries and diseases. ... (12 Dec 1998) ...

orthopedic nursing
The specialty or practice of nursing in the care of the orthopedic patient. ... (12 Dec 1998) ...

orthopedic procedures
Procedures used to treat and correct deformities, diseases, and injuries to the skeletal system, its articulations, and associated structures. ... (12 Dec 1998) ...

orthopedics
Literally, the practice of child straightening, orthopedics is the branch of surgery broadly concerned with the skeletal system (bones). ... (12 Dec 1998) ...

orthopercussion
Very light percussion of the chest, made in a sagittal direction (i.e., anteroposteriorly, and not perpendicularly to the wall of the chest); used to determine the size of the heart, the faint percussion sound disappearing when the heart is reached even though that may be overlapped by a layer of the lung. ... (05 Mar 2000) ...

orthophoria
Absence of heterophoria; the condition of binocular fixation in which the lines of sight meet at a distant or near point of reference in the absence of a fusion stimulus. ... Origin: ortho-+ G. Phora, motion ... (05 Mar 2000) ...

orthophoric
Pertaining to orthophoria. ... (05 Mar 2000) ...

orthophosphate
A salt or ester of orthophosphoric acid. ... Inorganic orthophosphate (Pi, P1), any ion or salt form of phosphoric acid. ... Synonym: inorganic phosphate. ... (05 Mar 2000) ...

orthophosphoric acid
Phosphoric acid, O==P(OH)3, distinguished by ortho-from meta-and pyrophosphoric acids, (HPO3)n and OP(OH2)OP(OH)2O, respectively, which are anhydrides of H3PO4; the ultimate anhydride is phosphorus pentoxide, P2O5. ... (05 Mar 2000) ...

orthophrenia
1. Rarely used term for soundness of mind. ... 2. Rarely used term for a condition of normal interpersonal relationships. ... Origin: ortho-+ G. Phren, mind ... (05 Mar 2000) ...

orthopnea
The plight of a person who can only breath easily when sitting straight or standing erect. ... (12 Dec 1998) ...

orthopnea position
Synonym for orthopneic position ... The position assumed by patients with orthopnea, namely sitting propped up in bed by several pillows. ... Synonym: orthopnea position. ... (05 Mar 2000) ...

orthopneic
Relating to or characterised by orthopnea. ... (05 Mar 2000) ...

orthopneic position
The position assumed by patients with orthopnea, namely sitting propped up in bed by several pillows. ... Synonym: orthopnea position. ... (05 Mar 2000) ...

orthopnoea
<symptom> Shortness of breath when lying flat. This is a common symptom in patients suffering from congestive heart failure. ... Orthopnoea may be described as two pillow orthopnoea. This means the patient needs to sleep propped up by two pillows in order to breathe. ... (27 Sep 1997) ...

orthopod
Slang for orthopedist. ... (12 Dec 1998) ...

Orthopoxviridae
<organism, virology> Genus of double stranded DNA viruses (250-390 x 200-260nm) that preferentially infect epithelial cells. Includes variola (smallpox) and vaccinia. ... (18 Nov 1997) ...

orthopoxvirus
A genus of the family poxviridae, subfamily chordopoxvirninae, comprising many species infecting mammals. Viruses of this genus cause generalised infections and a rash in some hosts. The type species is vaccinia virus. ... (12 Dec 1998) ...

orthoprosthesis
An appliance used in the management of prosthetic problems related to alignment of teeth. ... (05 Mar 2000) ...

orthopsychiatry
The study and treatment of human behaviour problems utilizing principles derived from the behavioural, medical, and social science with emphasis on promotion of mental health. ... (12 Dec 1998) ...

orthoptic
Relating to orthoptics. ... (05 Mar 2000) ...

orthoptics
The study and treatment of defects in binocular vision resulting from defects in the optic musculature or of faulty visual habits. It involves a technique of eye exercises designed to correct the visual axes of eyes not properly coordinated for binocular vision. ... (12 Dec 1998) ...

orthoptist
One skilled in orthoptics. ... (05 Mar 2000) ...

orthoreovirus
A genus of the family reoviridae infecting vertebrates only. Transmission is horizontal and infected species include humans, birds, cattle, monkeys, sheep, swine, and bats. Reovirus 1, reovirus 2, and reovirus 3 infect mammals. Reovirus 1 is the type species. ... (12 Dec 1998) ...

orthoscopic lens
A spectacle lens corrected for distortion and curvature of the periphery. ... (05 Mar 2000) ...

orthoscopic observation
<microscopy> The normal way of viewing an object microscopically (cf., conoscopic observation). With Kohler illumination the field diaphragm and the ocular front focal plane as well as the specimen will be in simultaneous focus. ... (05 Aug 1998) ...

orthoscopic spectacles
Convex lenses with base-in prisms for close work. ... (05 Mar 2000) ...

orthosis
An external orthopaedic appliance, as a brace or splint, that prevents or assists movement of the spine or the limbs. ... Origin: G. Orthosis, a making straight ... (05 Mar 2000) ...

orthostatic
<anatomy> Pertaining to or caused by standing erect. ... Origin: Gr. Statikos = causing to stand ... (18 Nov 1997) ...

orthostatic albuminuria
The appearance of albumin in the urine when the patient is erect and its disappearance when recumbent. ... Synonym: orthostatic proteinuria, postural proteinuria, postural albuminuria. ... (05 Mar 2000) ...

orthostatic hypopiesis
Synonym for orthostatic hypotension ... <cardiology> The manifestation of low blood pressure when rising from a chair or bed. ... A drop in blood pressure that is precipitated by changes in body position. May be related to hydration status, drug side effect or be caused by a dysfunction in the autonomic nervous systems ability to maintain blood …

orthostatic hypotension
<cardiology> The manifestation of low blood pressure when rising from a chair or bed. ... A drop in blood pressure that is precipitated by changes in body position. May be related to hydration status, drug side effect or be caused by a dysfunction in the autonomic nervous systems ability to maintain blood pressure with positional changes (for …

orthostatic proteinuria
Synonym for orthostatic albuminuria ... The appearance of albumin in the urine when the patient is erect and its disappearance when recumbent. ... Synonym: orthostatic proteinuria, postural proteinuria, postural albuminuria. ... (05 Mar 2000) ...

orthostatic tachycardia
Increased heart rate on assuming the erect posture. ... (05 Mar 2000) ...

orthostereoscope
<instrument> A rarely used instrument for viewing stereoscopic radiographs. ... (05 Mar 2000) ...

orthosympathetic
Referring to the sympathetic component of the autonomic nervous system, as distinguished from parasympathetic. ... See: autonomic nervous system. ... (05 Mar 2000) ...

orthotic devices
Apparatus used to support, align, prevent, or correct deformities or to improve the function of movable parts of the body. ... (12 Dec 1998) ...

orthotics
The science concerned with the making and fitting of orthopaedic appliances. ... Synonym: orthetics. ... (05 Mar 2000) ...

orthotist
A maker and fitter of orthopaedic appliances. ... (05 Mar 2000) ...

orthotolidine
O-Tolidine; 3,3'-dimethylbenzidine;in the presence of peroxidase, orthotolidine (like benzidine) is oxidised to a blue colour; since haemoglobin behaves like a peroxidase, orthotolidine has been used as an in vitro aid for the detection of occult blood in faeces. ... (05 Mar 2000) ...

orthotonos
Orthotonus ... A form of tetanic spasm in which the neck, limbs, and body are held fixed in a straight line. ... Origin: ortho-+ G. Tonos, tension ... (05 Mar 2000) ...

orthotopic
In the normal or usual position. ... Origin: ortho-+ G. Topos, place ... (05 Mar 2000) ...

orthotopic graft
Transplantation of a tissue or organ into its normal anatomical position. ... (05 Mar 2000) ...

orthotropous
<cell biology> Of an ovule, erect so that the micropyle points away from the placenta. ... (09 Oct 1997) ...

orthovoltage
In radiation therapy, a vague term for voltage between 400 and 600 kv. ... (05 Mar 2000) ...

ortolan
<zoology> A European singing bird (Emberiza hortulana), about the size of the lark, with black wings. It is esteemed delicious food when fattened. ... Synonym: bunting. ... In England, the wheatear (Saxicola oenanthe). ... In America, the sora, or Carolina rail (Porzana Carolina). See Sora. ... Origin: F, fr. It. Ortolano ortolan, gardener, fr. L …

Orton
S.T., U.S. Neurologist, 1879-1975. ... See: Wolf-Orton bodies. ... (05 Mar 2000) ...

orycenin
A glutelin in rice. ... Origin: G. Oryza, rice, + -in ... (05 Mar 2000) ...

oryctology
1. <study> An old name for paleontology. ... 2. An old name for mineralogy and geology. ... Origin: Gr. Dug: cf. F. Oryctologie. ... (04 Mar 1998) ...