

SVSTEMA 



1453 



TABES 



Systema (sis-te'-mah). See System. 



Systematic (sis-tcm-atf -ik) [avarrniariKo^, systematic]. 

 Methodic ; taxonomic ; classificatory. 



Systematology (sis-tem-at-ol' '-o-je) [awrn^a, system; 

 , science]. The science of arrangement and 

 classification. 



Systemic \sis-te?>i f -ik) [cvarrifia, system]. Having the 

 nature of or pertaining to a system. Generalized, or 

 pertaining to the whole organism. Applied to the cir- 

 culation in the body generally, as distinguished from 

 that in the lungs. 



Systemoid ( sis' '- tern - oid) \avanjfia, system; eidoc, 

 form]. A term applied to tumors composed of a num- 

 ber of tissues resembling a system of organs ; tera- 

 toid. 



Systole (sis'-to-le) [gvcto/.t], contraction]. The con- 

 traction of the heart and arteries. S., Aborted, a 

 cardiac systole which, on account of insufficient energy 

 or mitral regurgitation, does not increase the arterial 

 pressure. S., Anticipated, an aborted systole due 

 to an imperfectly filled ventricle. S., Arterial, 

 the arterial retraction following cardiac systole. S., 

 Auricular, auricular contraction. S., Ventricular, 

 the contraction of the ventricles. 



Systolic (sis-tol'-ik) [avoToXq, systole]. Pertaining to 

 systole. 



Systolometer (sis - to - lorn' - et - er) \ovoToh), systole; 

 ptrpov, measure] . An instrument for estimating the 



intensity and quality of cardiac sounds and murmurs, 

 and the length of the pauses. 



Systremma [sis-trem'-ah) [oiorpeuiia, a swelling: //., 

 Systremmata\ Cramp in the muscles of the leg. 



Systrophe ( sis'- tro -fe ) [avaTpooi] ; avv, together ; 

 arpeoeiv, to turn]. A wrench, and the subsequent in- 

 flammation. In biology, the massing of the chlorophyl- 

 bodies of a cell under intense light. Cf. Apostrophe, 

 Epistrophe. 



Systylous [sis' -til-us) [_avarv7joq, with columns standing 

 close]. In biology, applied (a) to flowers in which 

 the styles cohere to form a single column; (b) to 

 mosses in which the lid is fixed to the columella. 



Syzygial (siz-if -e-al) [av^vyoc, yoked together]. Per- 

 taining to syzygy. 



Syzygium (si-zif '-e-um) [avZv-ftoq, yoked]. A genus 

 of E. Indian myrtaceous trees. S. jambolanum 

 affords an astringent bark, which is asserted to be use- 

 ful in diabetes. Same as Syzygy. Unof. 



Syzygy (siz / - ij - e) [gi\i^oc, yoked together; avv, 

 together; ^tvyvitvat, to yoke, to join: //. , Syzygies] . 

 In biology : I. A fusion of two bodies, without loss 

 of identity. 2. A zygote or conjugate body, formed 

 by the union or conjugation of two similar gametes, 

 and usually followed by encapsulation and later by 

 sporulation ; a syzygium. 



Szydlowski's Method. A method of estimating CO, 

 in the air. See Ventilation. 



T. The abbreviation of Tension, referring to the intra- 

 ocular pressure. See Tension. 



T. -bandage. See Bandage. 



T.-bone. See Tau-bone. 



\2foax.Q%\'s>[tab-ak-o , -sis)\tabacum, tobacco]. Zenker's 



term for disease of the lungs arising from inhalation of 



' vegetable fibers, especially of cotton. Properly, that 



form of pneumonokoniosis due to the inhalation of 



tobacco-dust. 



rabacum (tab-ak'-um) [L. : gen., Tabaci~\. Tobacco. 

 The dried leaves of Xicotiana tabacum, native to 

 America. Its properties are mainly due to an alkaloid, 

 nicotin, C ]0 H U N 2 , which, next to prussic acid, is the 

 most rapidly fatal poison known. Tobacco is a powerful 

 depressant, nauseant, emetic, diaphoretic, and anti- 

 spasmodic ; it is also narcotic and sedative, lowering 

 arterial tension. In toxic doses death occurs by par- 

 alysis of the respiratory centers. It is used chiefly as 

 an antispasmodic, and is said to be effectual in tetanus. 

 T., Enema, gr. xx in ^ viij hot water for each enema. 

 T., 01., obtained by distillation ; violently poisonous. 

 T., Vinum, gj to Oj. Dose TT\v-3J. Nicotin, 

 the alkaloid, efficient in strychnin-poisoning. Dose 

 HLijj— iV anf l U P to Tr^ij in two hours. Preparations 

 unof. 



Tabanid (tab'-an-id) [tabanus, a gad-fly]. Any horse- 

 fly or gad-fly of the family Tabanida, of which the 

 genus Tabanus is the type. More than 1300 species 

 are known, the females of many of them being 

 capable of inflicting a severe and painful bite. See 

 under Parasites (Animal), Table of. 



Tabasheer ( tab'- a - shir ) [Hind., tabashgr]. A cor- 

 ruption of Tabixir. An opal-like substance formed 



imjjuuu V. 



abnormally in the joints of certain species of bam- 

 boos. This is probably the substance called Ocuhis 

 mundi, and Lapis mutabilis by 17th century writers. 

 It played a great part in medieval therapeutics as 

 a supposed remedy for all sorts of physical and 

 mental ills. It is used locally as a tonic, aphrodisiac, 

 pectoral, astringent, and anti-spasmodic. Unof. 



Tabatiere anatomique (tab - at'- e - dr an - at - om f - ek) 

 [Fr.]. The depression at the base of the thumb on 

 its radial aspect between the second and third extensor 

 tendons. 



Tabaxir (tab'-aks-er). See Tabasheer. 



Tabby-cat Striation. Peculiar markings occurring 

 on muscles that have undergone extreme fatty 

 degeneration. The condition is especially seen in 

 the musculi papillares of the heart in pernicious 

 anemia. 



Tabebuia (tab-e-bu' -e-ah) [a native Braz. name]. A 

 genus of bignoniaceous trees and shrubs of tropical 

 America, of some 60 species. T. impetiginosa is 

 mucilaginous and highly astringent, and is locally 

 valued as a medicine. Unof. 



Tabefaction (tab- e -fak'- shun) [tabefacere, to melt]. 

 Wasting ; emaciation. 



Tabella (ta-bel f -ah) [L. : //., Tabella]. A table. A 

 troche. A tablet. 



Tabellary (tab'-el-ar-e). Same as Tabular. 



Tabes (ta'-bez) [L., a wasting]. Formerly used as a 

 synonym of wasting, shrinking, or consumption. Now 

 used as a synonym of Tabes dorsalis or Locomotor 

 Ataxy, a disease dependent upon degeneration and 

 sclerosis of the posterior columns of the spinal cord. Its 

 most pronounced symptom, incoordination of the 



