KATIN 



638 



KERATECTASIA 



Katin (kat'-in) [Ar. , kat, khat, khat]. An alkaloid 

 found in Calha edulis, with properties somewhat like 

 those of caffein. 



Kation (kat'-e-on). See Cation and Electrolysis. 



Katostomus (kat-os* '-to-mus). See Catostomus. 



Katouraniscus [kat-o-u' -ran-is' -kus). See Catouran- 

 iscus. 



Katouranus (kal-o-u' -ran-us). See Catouranus. 



Kauri (kow'-re). Same as Cowdie. K. Gum. See 

 Cowdie-gum . 



Kava,or Kava-kava.(kah'-vah) [Hawaiian]. Ava-kava. 

 The root and also the resin of Piper ?nethysticum,& shrub 

 native to South America and the South Sea Islands. 

 It is a diuretic and motor depressant, producing in- 

 toxication when taken in large doses. In small and 

 moderate doses it resembles coca in its action in allay- 

 ing fatigue. Dose of the fluid extract £ss-j. Unof. 



Kavain (kah'-va-in) [Hawaiian, kava\. A neutral sub- 

 stance obtained from the roots of kava-kava. 



Kavia, Kaviac, or Kaviar (kav' -e-ah, kav'-e-ak, kav'- 

 e-dr). See Caviar, 



Keasbey and Mattison's Food. A variety of Liebig's 

 food for infants. Its composition is: Water 27.95; 

 fat, none ; grape-sugar, 36.75; cane-sugar, 7.58; no 

 starch; soluble carbohydrates 71.50; no albuminoids; 

 ash, 0.93. 



Keber's Corpuscles. Oval or lens-shaped bodies 

 present in the ova of fresh-water mussels. 



Keel {kel) [AS., ceol, a ship]. In biology, a projecting 

 ridge on a surface, as the two anterior petals of a pap- 

 ilionaceous corolla, or the crest of the breast-bone. 



Keen's Sign. See Signs and Symptoms, Table of. 



Keeper {ke'-per). See Armature. 



Keere nugra. Synonym of Madura Foot. 



Kefir {ka'-fer). See Kefyr. 



Kefyr {ka'-fer) [Caucasian]. A nutritious substance 

 obtained by a peculiar fermentation of cows' milk pro- 

 duced by certain fungi. K.-seed, a substance con- 

 taining the ferment {Bacillus caucasicus) of kefyr. It 

 is used in preparing the genuine kefyr. See Bacteria, 

 Synonymatic Table of. 



Kehrer's Operation. See Cesarean Operation, inOpera- 

 tions, Table of. 



Keimplasm, Keimplasma {kim'-plazm, kim'-plaz- 

 mah) [Ger. , Keim, germ, bud; ivTiaafia, plasm]. 

 Weissmann's term for the hereditary transmission of a 

 nuclear matter or germ-plasm that he believes to be 

 passed on from generation to generation without altera- 

 tion. See Germ-plasm. 



Kelectome (ke'-lek-tom) [kt/Ati, a tumor ; eh, out ; 

 TEfiveiv, to cut]. A cutting instrument introduced in- 

 to a tumor, by means of a cannula, in order to obtain a 

 part of the substance for examination. 



Kelis {ke'-lis) \_ktja'ic, spot: //., Kelides']. 1. The same 

 as morphea or scleroderma. 2. See Keloid. 



Kellgrenism {kel' -gren-izm) [after J. H. Kellgren, 

 1889]. A system of charlatanry that professes to 

 cure disease by manipulation, which leads to the dis- 

 charge of a " broach " of gaseous matter passing from 

 the patient through the operator. 



Kell in (kel' -in). A glucosid from the fruit of Ammi 

 vismaga. It is said to affect the respiration and the 

 pulse, and to have a paralyzant effect upon the lower 

 extremities. 



Kellner's Ocular, or Eye-piece. See Ocular. 



Keloid {ke'-loid) \_xv A Vi a claw; elrfoc, likeness]. Che- 

 loid ; Alibert's Keloid ; Kelis. A term applied to an 

 overgrowth of scar-tissue, and also to fibrous out- 

 growths of the skin of a similar character, apparently 

 spontaneous in origin, though many of them are 

 traceable to comparatively trifling lesions of the skin. 

 This is a rather rare disease, and affects the colored 



races more than the white. It is commonest in mid- 

 dle age ; its favorite sites are the sternum, shoulders, 

 and neck. The lesion is crab-like in appearance, 

 hence its name. K. of Addison, forms contractions 

 of the skin and fasciae, giving a hide-bound look to the 

 part. It arises spontaneously at the sites of cicatrices 

 and other injuries to the skin. See Diseases, Table of. 



Kelology {ke-lol'-o-je) \_HT/Arj, hernia ; %6yoc, science]. 

 The science of hernias. 



Kelotomy {ke-lot'-o-me). See Celotomy and Hernio- 

 tomy. 



Kelp [origin obscure]. 1. Burnt sea- weed, from which 

 iodin is obtained. 2. The Fucacea laminari/e and 

 other large sea-weeds. 



Kelvin {kel'-vin) [in honor of Lord Kelvin\ A com- 

 mercial unit of electricity ; one thousand watt-hours. 



Kemperdick's Apparatus. An apparatus for reducing 

 the temperature in fever. It consists of a rubber bag 

 to be introduced into the rectum having an entrance- 

 tube and an exit-tube, thus permitting a continuous flow 

 of water. 



Kempherid [kern* '-fer-id) [after Kmmpfer, a German 

 traveler], C ]6 H 12 6 . A yellow, crystalline body ob- 

 tained from the resin of Kampferia galanga. 



Kenogenesis {ken-o-jen' '-es-is) \_nevog, empty ; yeveffif, 

 genesis]. Evolution of forms not true to the parental 

 type, but variously adapted or modified. A vitiated 

 individual development in which the phylogenetic evo- 

 lution is not truly epitomized. 



Kenogenetic {keti-o-jen-ei' -ik) \kev6q, empty ; yivcaic, 

 generation]. In biology, having a vitiated germ- 

 history. 



Kenogeny {ken-oj'-en-e). See Kenogenesis. 



Kenophobia {ken-o-fo' '-be-ah) [/cew$c, empty ; <po/iog, 

 fear]. The morbid fear of open spaces or places. 

 Same as Agoraphobia. 



Kenosis {ken-o'-sis). See Cenosis. 



Kenospudia {ken-o-spu' -de-ah). See Cenospudia. 



Kentish Ointment. The compound resin-ointment 

 made by adding one dram of turpentine to each ounce 

 of the ordinary resin-ointment. It is a useful stimulat- 

 ing application to severe burns. 



Kentrokinesis (ken-tro-kin-e'-sis) [ahrpov, center, spur; 

 Kivrjciq, motion]. The influence of any motor nerve- 

 center ; excito-motor action. 



Kentucky Coffee-bean. See Chicot. 



Kephalic {kefal'-ik) [ne^nAr/, head]. See Cephalic. K. 

 Acid. An acid described by Thudichum as existing in 

 brain-tissue. 



Kephalin {kef'-al-in). See Cephalin. 



Kephalograph {kef'-al-o-graf). See Cephalograph. 



Kephalometer {kefal-om' -et-er). See Cephalometer. 



Kephalo-phosphoric Acid {kef'-al-o-fos-for'-ik\. 

 Acid. 



Kephalyl {kef'-al-u) {ke^oHj, head ; vatj, matter, prin- 

 ciple]. The radicle of kephalic acid. 



Kephyr {ka'-fer). See Kefyr. 



Keracele {ker'-as-lt) [KEpag, horn; k>//>/, tumor]. A 

 horny tumor on the hoof of horses- 



Keraphyllocele (ker-afil'-o-sel) [Ktpag, horn ; <■ 

 leaf; ht/At), tumor]. A horny growth between the 

 covering of the horse's hoof and the deeper ti^ue-. 



Keraphyllous (ker-afil'-us) \_Kspaq, horn ; 1 

 leaf]. Composed of horny layers. 



Kerasene, or Kerasin (ker'-as-en or ker'-as-in) [ 

 horn], C 4R H 91 N< >,,. A nitrogenous substance; >>ne 

 of the cerebrins obtained from brain substance. 



Keratalgia {ker-at-al' -je-ah ) [nkpag, cornea ; - 

 pain]. Pain in the cornea. 



Keratectasia {ker-at-ek-ta' -se-ah) \iikpac, horn. corne»i 

 iKTaotg, extension]. The forward protrusion or bulging 

 of the cornea. A bulging forward of the deeper la\er> 



