| thorium dioxide | <chemical> Thorium oxide (tho2). A radiographic contrast agent that was used in the early 1930s through about 1954. High rates of mortality have been linked to its use and it has been shown to cause liver cancer. Pharmacological action: carcinogens. Chemical name: Thorium oxide (ThO2) (12 Dec 1998) |
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| Thormahlen | Johann, 19th century German physician. See: Thormahlen's test. (05 Mar 2000) |
| Thormahlen's test | A test for melanin; the suspected liquid is treated with sodium nitroprusside, caustic potash, and acetic acid; if melanin is present, the solution takes on a deep blue colour. (05 Mar 2000) |
| thorn | <plant biology> A modified plant organ, especially a stem, that is stiffened and terminates in a sharp point. (09 Oct 1997) |
| thorn apple | datura stramonium |
| thorn apple crystals | Ammonium urate crystal's in the shape of rounded bodies with many projecting points. (05 Mar 2000) |
| Thorn test | A putative test of adrenal cortical function; stimulation of a normally functioning adrenal cortex by the adrenocorticotrophic hormone is followed by a reduction in the number of circulating eosinophils and lymphocytes and an increase in the excretion of uric acid. The test lacks sufficient specificity and is rarely used. (05 Mar 2000) |
| Thorn's syndrome | A rare disorder resulting from renal tubular damage of a variety of aetiologies; mimics adrenocortical insufficiency in that abnormal renal loss of sodium chloride occurs, accompanied by hyponatraemia, azotemia, acidosis, dehydration, and vascular collapse. Synonym: salt-losing syndrome, Thorn's syndrome. (05 Mar 2000) |
| Thorn, George | <person> U.S. Physician, *1906. See: Thorn test, Thorn's syndrome. (05 Mar 2000) |
| thorn-headed | Having a head armed with thorns or spines. <zoology> Thorn-headed worm, any worm of the order Acanthocephala. Synonym: thornhead. Source: Websters Dictionary (01 Mar 1998) |
| thornback | 1. <zoology> A European skate (Raia clavata) having thornlike spines on its back. 2. <zoology> The large European spider crab or king crab (Maia squinado). Source: Websters Dictionary (01 Mar 1998) |
| thornbill | <ornithology> Any one of several species of small, brilliantly coloured American birds of the genus Rhamphomicron. They have a long, slender, sharp bill, and feed upon honey, insects, and the juice of the sugar cane. Source: Websters Dictionary (01 Mar 1998) |
| thornbird | <ornithology> A small South American bird (Anumbius anumbii) allied to the ovenbirds of the genus Furnarius). It builds a very large and complex nest of twigs and thorns in a bush or tree. Source: Websters Dictionary (01 Mar 1998) |
| thornbut | <zoology> The turbot. Origin: Thorn + -but as in halibut; cf. G. Dornbutt. Source: Websters Dictionary (01 Mar 1998) |
| thorntail | <zoology> A beautiful South American humming bird (Gouldia Popelairii), having the six outer tail feathers long, slender, and pointed. The head is ornamented with a long, pointed crest. Source: Websters Dictionary (01 Mar 1998) |
| thoracic outlet syndrome |
Pain in the neck, shoulders, arms, and hands due to nerve entrapments affecting the brachial plexus.
출처: www.backpain-guide.com/Glossary_Files/Glossary_Pag...
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| thoracotomy |
A surgery in which the chest is opened by making an incision between the ribs. This is used in order to gain access to the thoracic spine in some surgeries.
출처: www.backpain-guide.com/Glossary_Files/Glossary_Pag...
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| thorax |
The middle section of an insect's body. The legs and wings attach here.
출처: www.fcps.k12.va.us/StratfordLandingES/Ecology/mpag...
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| thorax |
In many arthropods, one of three regions formed by the fusion of the segments (others are the head and abdomen).
출처: www.emc.maricopa.edu/faculty/farabee/BIOBK/BioBook...
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| thoroughpin |
Soft swelling of the tendon sheath of the DDF just above the point of the hock. This swelling is often visible on both sides of the limb. Thoroughpin rarely results in lameness, but does indicate weakness in the hock, excessive stress, trauma , or a combination of these. aka: Through-pin.
출처: www.horseshoes.com/glossary/t/glsrt.htm
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