| ECG | Electro-Cardio-Graphy(-Gram); ½ÉÀüµµ = EKG 1. Conducting System Structu... |
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| AAPL | American Academy of Psychiatry and the Law |
| ASLM | American Society of Law and Medicine |
| DALE | Drug Abuse Law Enforcement |
| LAW | left atrial wall |
| KTWS | Klippel-Trenaunay Weber syndrome |
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| SWS | Sturge-Weber syndrome |
Weber-Cocayne syndrome
| Weber's law | The intensity of a sensation varies by a series of equal increments (arithmetically) as the strength of the stimulus is increased geometrically; if a series of stimuli is applied and so adjusted in strength that each stimulus causes a just perceptible change in intensity of the sensation, then the strength of each stimulus differs from the preceding one by a constant fraction; thus, if a just perceptible change in a visual sensation is produced by the addition of 1 candle to an original illumination of 100 candles, 10 candles will be required to produce any change in sensation when the original illumination was one of 1000 candles. Synonym: Fechner-Weber law, Weber's law. (05 Mar 2000) |
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| Weber-Fechner law | The intensity of a sensation varies by a series of equal increments (arithmetically) as the strength of the stimulus is increased geometrically; if a series of stimuli is applied and so adjusted in strength that each stimulus causes a just perceptible change in intensity of the sensation, then the strength of each stimulus differs from the preceding one by a constant fraction; thus, if a just perceptible change in a visual sensation is produced by the addition of 1 candle to an original illumination of 100 candles, 10 candles will be required to produce any change in sensation when the original illumination was one of 1000 candles. Synonym: Fechner-Weber law, Weber's law. (05 Mar 2000) |
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| Fechner-Weber law | The intensity of a sensation varies by a series of equal increments (arithmetically) as the strength of the stimulus is increased geometrically; if a series of stimuli is applied and so adjusted in strength that each stimulus causes a just perceptible change in intensity of the sensation, then the strength of each stimulus differs from the preceding one by a constant fraction; thus, if a just perceptible change in a visual sensation is produced by the addition of 1 candle to an original illumination of 100 candles, 10 candles will be required to produce any change in sensation when the original illumination was one of 1000 candles. Synonym: Fechner-Weber law, Weber's law. (05 Mar 2000) |
| Rendu-Osler-Weber syndrome | <gastroenterology> An inherited disease characterised by thin blood vessel walls in the nose, skin and gastrointestinal tract. This condition ins associated with a high risk of bleeding complications. Inheritance: autosomal dominant. (27 Sep 1997) |
| weber | <physics> The standard unit of electrical quantity, and also of current. See Coulomb, and Ampre. Origin: From the name of Professor Weber, a German electrician. Source: Websters Dictionary (01 Mar 1998) |
| Weber-Christian disease | relapsing febrile nodular nonsuppurative panniculitis |
| Weber-Cockayne syndrome | <syndrome> This represents a group of rare inherited disorders in which blistering of the skin occurs in response to skin trauma. Large fluid-filled blisters can occur in response to injury, skin rubbing, chafing or even increases in room temperature. Secondary bacterial infection of the blisters is common. Complications include oesophageal stricture, infections, loss of function of hands and feet and malnutrition. The dermatologist is the expert in the evaluation and treatment of this disorder. (27 Sep 1997) |
| Weber, Ernst | <person> German physiologist and anatomist, 1795-1878. See: Weber's experiment, Weber's glands, Weber's law, Weber's paradox, Weber's test for hearing, Fechner-Weber law, Weber-Fechner law. (05 Mar 2000) |
| Weber, Frederick Parkes | <person> English physician, 1863-1962. See: Weber-Christian disease, Weber-Cockayne syndrome, Rendu-Osler-Weber syndrome, Sturge-Kalischer-Weber syndrome, Sturge-Weber disease, Sturge-Weber syndrome, Klippel-Trenaunay-Weber syndrome. (05 Mar 2000) |
| Weber, Moritz | <person> German anatomist, 1795-1875. See: Weber's organ. (05 Mar 2000) |
| Weber's experiment | If the peripheral end of the divided vagus nerve is stimulated the heart is arrested in diastole. (05 Mar 2000) |
| Weber's glands | Muciparous gland's at the border of the tongue on either side posteriorly. (05 Mar 2000) |
| Weber, Sir Hermann | <person> English physician, 1823-1918. See: Weber's sign, Weber's syndrome. (05 Mar 2000) |
| Weber's organ | A minute pouch in the prostate opening on the summit of the seminal colliculus, the analogue of the uterus and vagina in the female, being the remains of the fused caudal ends of the paramesonephric ducts. Synonym: utriculus prostaticus, masculine uterus, Morgagni's sinus, sinus pocularis, uterus masculinus, vagina masculina, vesica prostatica, Weber's organ. (05 Mar 2000) |
| Weber's point | A point situated 1 cm below the promontory of the sacrum; believed by Weber to represent the centre of gravity of the body. (05 Mar 2000) |
| Weber's sign | <syndrome> Midbrain tegmentum lesion characterised by ipsilateral oculomotor nerve paresis and contralateral paralysis of the extremities, face, and tongue. Synonym: Weber's sign. (05 Mar 2000) |
| Weber's law |
(psychophysics) the concept that a just-noticeable difference in a stimulus is proportional to the magnitude of the original stimulus; "Weber's law explains why you don't notice your headlights are on in the daytime"
Ãâó: wordnet.princeton.edu/perl/webwn
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| Weber's law |
Discovered by Ernest Heinrich Weber in 1834. States that the smallest detectable change (jnd) in intensity is a constant fraction of the level of stimulation. Georg Fechner turned Weber's law into a psychophysical logarithm of the magnitude of stimulation (I), or S = k log I. A great deal of psychophysical research has attempted to establish the Weber-Fechner law for sensory dimensions other than intensity, eg, frequency and duration in audition. ...
Ãâó: www.keithyates.com/glossary.htm
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| Weber's law |
The thesis that perceptual systems respond in such a way so as to make the ratio between the minimum perceptible change in a physical magnitude and the absolute value of that magnitude a constant. For example, Weber's law predicts that smallest detectable intensity difference between two lights will be larger on a bright background than a dim one. This conclusion is approximately true for high light levels.
Ãâó: tigger.uic.edu/~hilbert/Glossary.html
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| Weber\'s law | (psychophysics) the concept that a just-noticeable difference in a stimulus is proportional to the magnitude of the original stimulus |
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