EXTRAAMNIOTIC 



256 



EYE 



Extraamniotic {eks-trah-am-ne-ot'-ik). Outside of 

 the amnion ; between the amnion and the chorion. 



Extraarticular [eks-trah-ar-tik' '-u-lar). Outside the 

 joint. 



Extracapsular {eks-trah-kap' 'sn-lar). Outside the cap- 

 sule. 



Extracellular (e/cs-trah-sel' -u-lar). External to the 

 cells of an organism. 



Extracranial {eks-trah-kra* '-ne-al). Outside of the 

 cranial cavity. 



Extract, Extractum. (See Illus. Diet.) E.s, Ani- 

 mal, liquid extracts obtained by prolonged digestion of 

 finely chopped organs of animals, in glycerin, boric 

 acid, and alcohol, and believed to contain the active 

 principle of the organ. See Atusculin, Ovarin, Tes- 

 tin, Thyroidin, etc. E., Compound, one prepared from 

 more than one drug. E., Dry, one which can be pulver- 

 ized. E., Ethereal, one in which ether is the solvent. 

 E., Gelatinous, one containing gelatin. E. gradus. 

 See E. tenue. E., Green, one prepared from a plant 

 in a green state. E. gummosum, E., Gummy, one 

 containing gum. E., Gum-resinous, one in which the 

 chief constituents are gum and resin. E., Hard, an 

 extract evaporated to hardness. E. justum. See 

 E. spissum. E..lactis, one said to contain the in- 

 organic constituents of milk and to be free from albu- 

 min, milk-sugar, and casein, and adapted as a means 

 for the administration of calcium. E., Liquid, E. 

 liquidum, a fluid extract. E., Powdered, an extract 

 dried and pulverized. E., Resinous, one in which 

 the base is resin. E., Saccharated, the dry extract 

 of a drug triturated with milk-sugar. E., Sapona- 

 ceous, one containing resinous substance so combined 

 with other matters that it is inseparable from them. 

 E. siccum. See E., Dry. E., Soft, an extract 

 evaporated to the consistence of honey. E., Solid, one 

 made solid by evaporation. E. spissum, one of a 

 consistency that will not run, but may be drawn out 

 into threads. E. subspissum, one having a con- 

 sistency intermediate between that of a thick and that 

 of a thin extract. E. tenue, one having a honey-like 

 consistency. E., Thick. See E. spissum. E., 

 Thin. See E. tenue. E., Vinous, an alcoholic ex- 

 tract. 



Extractiform {eks-trak f -te-form). Of the nature of an 

 extract; resembling an extract. 



Extractor. (See Illus. Diet.) E., Comedo-, a hollow 

 punch for emptying comedones of their inspissated 

 sebum. 



Extractoresinous (eks-trak-to-res'-in-us). Resembling 

 resin and consisting of an extract. 



Extradural (eks-trah-du' '-ral). Situated or occurring 

 outside of the dura. 



Extraembryonic (eks-trah-em-bre-on f -ik). Situated 



without or not forming a part of the embryo ; it is said 

 of certain structures of the ovum. 



Extraepithelial (eks-trah-ep-e-the'-le-al). Outside of 

 an epithelium. 



Extragenital {eks-trah-jeti f -it-al ). Not situated upon 

 the genitals ; applied- to chancres. 



Extraligamentous {eks-trah-lig-a-ment'-us). External 

 to a ligament. 



Extralobular {eks-trah-lob' '-u-lar). Outside of a lobe. 



Extranuclear (eks-trah-nu' '-kle-ar). Outside the nu- 

 cleus of a cell. 



Extraorganismal (eks-trah-or-gan-iz'-mal). External 

 to the organism. 



Extraperitoneal (eks-trah-per-it-on-e' '-al). External to 

 the peritoneal cavity. 



Extraradical (eks-trah-rad ' '-ik-al). Applied to hydro- 

 gen atoms not replaceable by a negative or alcoholic 

 radical, but replaceable by a base. 



Extrarenal (eks-trah-re' -nal). External to the kidney. 



Extrasystole i y eks-trah-sis f -to-le). A heart-contraction 

 occurring earlier than the normal systole if the heart- 

 muscle is irritated during the diastolic period. 



Extrathoracic {eks-trah-tho-ras'-ik). External to the 

 thoracic cavity. 



Extratriceps (eks-trah-tri' -seps). The outer head of the 

 triceps muscle. 



Extravasation. (See Illus. Diet.) 2. The escaped 

 blood or excretion. 



Extravascular [eks-trah-vas' '-ku-lar). Outside the ves- 

 sels or vascular system. 



Extraventricular {eks-trah-ven-trik'-ii-lar). External 

 to a ventricle. 



Extromelus (eks-trom'-el-us). See Ectromelus (Illus. 

 Diet.). 



Exudate. (See Illus. Diet.) E., Fibrinous, coagula- 

 tion of fluid soon after its escape from the vessels with- 

 in the spaces into which it has exuded. E., Serofi- 

 brinous, serous fluid in which flocculi of coagulated 

 matter float. 



Exutoria [eks-u-to' -re-ah) \exurere, to burn]. Sub- 

 stances which cause a superficial ulceration of the skin 

 when applied. 



Eye. (See Illus. Diet. ) E., Amaurotic Cat's. See 

 Amaurosis (Illus. Diet.). E., Aphakic, the eye de- 

 prived of its crystalline lens. E., Brassy. See Chalki- 

 tis. E., Cat's-. See sEluropsis (Illus. Diet. ). E.- 

 stone. (See Illus. Diet.) 2. See Copper, Aluminated. 

 E., Tea-leaf, a peculiar pathologic condition of the 

 eye which exists among the lower classes of the South- 

 ern States, especially negroes. *It is produced by 

 poultices, particularly one of tea leaves. E., Third 

 Rail, a diseased condition of the eye due to the pres- 

 ence in it of minute particles of metal fallen from 

 elevated railways. 



