FILACEOUS 



264 



FLESH 



Filaceous (fi-la / -shus) \_filum, a thread]. Consisting 

 of threads. 



Filament. (See Illus. Diet.) F., Axial, the central 

 filament of the spermatozoon fiagellum. F.s, Pur- 

 kinje's. See Purkinje 1 s Fibers (Illus. Diet.). F., 

 Terminal. See Filum terminate (Illus. Diet.). 



Filamentation. See Reaction, Thread. 



Filarial (fi-la'-re-al). Relating to the genus Filaria. 



Filicin (fiP-is-in) \_filix, a fern]. I. A yellowish- 

 white, sticky, odorless powder extracted from the root 

 of Dryopleris filix-tiias, Schott, soluble in chloroform, 

 partly in ether, melting at i8j°. 2. Eilicic acid. 



Filicism (fil'-e-sizm). Poisoning from overdosage of 

 extract of male-fern. 



Fillet. (See Illus. Diet.) F. of the Corpus cal- 

 losum, Mayo's name for the fornicate fascicle. 



Filmogen (JiF-mo-jen). A protective vehicle for ap- 

 plying medicaments in skin-diseases, consisting of 

 pyroxylin dissolved in acetone with a small quantity 

 of castor oil. Syn. , Liquor adluvsivus. 



Filter. (See Illus. Diet.) F., Chamberland's 

 Bougie, F., Chamberland- Pasteur, a tubular 

 vessel of unglazed porcelain through the pores of 

 which drinking-water is forced by pressure for removal 

 of microbes. 



Filtrate (fiP-trdt) [filtrum, felt]. In filtration, the 

 liquid which has passed through a filter. 



Filtrum. (See Illus. Diet.) F. ventriculi, small 

 vertical channels on the back of the larynx between 

 Morgagni's cartilage and the inner edge of the aryte- 

 noid cartilage. They end between the vocal cords at 

 the dorsal end of Morgagni's ventricle. 



Filum. (See Illus. Diet.) 2. See F. terminate 

 (Illus. Diet.). Syn., Terminal filament; Central 

 ligament of the spinal cord ; Nervus impar. Fila 

 olfactoria, the bundles of fine fibers composing the 

 olfactory nerves. 



Fimbria. (See Illus. Diet.) 2. A fiber. 3. A fringe 

 or border. Fimbriae synoviales, the synovial 

 fringes. See Gland, Haversian (Illus. Diet.). 



Fimbriatum (fim-bri-a'-fym) \_fimbria, a fringe]. 

 The corpus fimbriatum. 



Fimicolus {fim-ik'-ol-us). See Fimetarious (Illus. 

 Diet.). 



Finger. (See Illus. Diet.) F.-cot, a covering of 

 rubber or other material to protect the finger or to 

 prevent infection. Syn., Dactylotheca. F.s, Dead. 

 See Night Palsy (Illus. Diet.). F., Drumstick. 

 See Clubbed Fingers (Illus. Diet.). F., Dupuy- 

 tren's. Same as Dupuytren's Contraction. F., 

 Giant-. See Macrodactvlia (Illus. Diet.) F.s, 

 Glossy. See Glossy Skin (Illus. Diet). F., Hip- 

 pocratic. See under Hippocratic (Illus. Diet.). 

 F., Jerk-, F., Snap, F., Spring. See Trigger- 

 finger (Illus. Diet. ). F., Morse, an affection analogous 

 to writers' cramp, resulting from operating the Morse 

 key in telegraphy. F.-nail Poison, the inspissated 

 juice of the green pineapple, with which aborigine 

 Javanese women coat a long sharp finger-nail of each 

 hand ; it is also used by the Malays to poison their 

 kreeses. 



Finsen's Light-treatment. See Phototherapy. 



Fire. (See Illus. Diet.) 2. A popular name for in- 

 flammation affecting the skin. F., St. Anthony's, 

 F., Wild, erysipelas. 



Fisetin ( fis / -el-iu). Chevreul's name for quercitin 

 derived from A'htts cotinus. Syn., Fisetic acid. 



Fish-disease. See under Disease. 



Fish-roe Bodies. Mycetoma. 



Fish-spine Disease. See Disease, Fish-slime. 



Fish-tongue. See Carp" s-tongue, 



Fissiparism, Fissiparity {fis-iF-a>-izm,fis-ip-ar f -it-e') 



[findere, to cleave; parere, to produce]. Propaga- 

 tion by fission ; fissiparous generation. 



Fissure. (See Illus. Diet.) F., Henle's, interstices, 

 filled with connective tissue, between the muscular 

 fibers of the myocardium. F., Prelimbic, the ante- 

 rior portion of the callosomarginal fissure. F., Pre- 

 pyramidal, one in front of the pyramid separating 

 the tonsil from the cuneate lobule. F., Primary (of 

 His), His' Bogenfurche, a fold extending along the 

 mesal line of the hemisphere producing an external 

 groove and an internal ridge. It begins at the olfac- 

 tory lobe, which it divides into a ventral and a dorsal 

 part, and, continuing backward in a curved direction, 

 joins the hippocampal sulcus. F., Summit. See 

 F, Supertempcral (Illus. Diet.). F.s, Transitory, 

 the fissures that appear on the human cerebrum be- 

 tween the third and fourth months of gestation and 

 afterward disappear for the most part ; they are sup- 

 posed to be mechanical in origin. They have not 

 been observed in animals. 



Fistula. (See Illus. Diet.) F., Abdominal, one in 

 the abdominal wall communicating with some of the 

 abdominal viscera. F., Alveolar, one due to necro- 

 sis of an alveolus. F. ani congenita, an anomaly 

 of the anus the derivation of which is attributed to the 

 remains of the posterior part of the blastopore. F., 

 Anoperineal, an anal fistula opening on the peri- 

 neum. F., Bimucous, one making a communication 

 between two mucous surfaces. F., Cicatricial, one 

 lined with a cicatricial membrane. F., Coccygeal. 

 See Pilonidal Sinus (Illus. Diet.). F., Cutaneo- 

 biliary, one leading from the external surface into the 

 gallbladder or a bile-duct. F., Cysticocolic, one 

 leading from the gallbladder to the colon. F., Labi- 

 form, one characterized by lip-like protrusions at the 

 outer margin. F., Lacteal. See F, Mamillary 

 (Illus. Diet.). F., Ostial. See F., Labiform. F., 

 Rectovesicovaginal, a double fistula affording com- 

 munication between the rectum, the vagina, and the 

 urinary bladder. F. sacra, the sylvian aqueduct. 

 F., Sacral, a congenital fistula occurring in the 

 lumbosacral region. 



Fistulization ( fis-tu-li-za'-shuii). The act or process 

 of becoming fistulous. 



Fit. (See Illus. Diet.) F.s of the Mother, collo- 

 quial synonym of hysteria. F.s, Pontobulbar, con- 

 vulsions occurring in Jacksonian epilepsy due to dis- 

 turbance of the pons or bulb. 



Fixation. (.See Illus. Diet. ) 2. The operation of ren- 

 dering fixed by means of sutures a displaced or floating 

 organ. Cf. Vaginofixation, Ventrofixation. 



Fixative {fiks'-a-tiv) [figere, to fasten]. 1. Applied 

 to any substance used to fix tissues in the structural 

 condition and shape found in life or for fastening a 

 microscopic section to a slide. 2. See Body, Im- 

 mune. 



Flannel {fian f -el) [OF., fianelte~\. A variety of soft 

 loosely woven woolen cloth. F., Vegetable, a fabric 

 made from the wood of Pinus sylvestris ; it is said to 

 be beneficial when worn by rheumatic patients. 



Flap. (See Illus. Diet.) F., Anaplastic, a skin (lap 

 aiding in the restoration of a neighboring part. F., 

 Autoplastic, one to replace a part that is destroyed. 



Flatness ( flat'-nes). The percussion note produced 

 by airless bodies. 



Fla'vedo {fla-ve'-do) [L.]. 1. Yellowness. 2. \ 

 ease of plants causing them to assume a yellow color, 

 F. icteritia, the yellowness of jaundice. 



Flemingin {fiem-in'-jin). A pigment obtained from 

 warms (</. v., Illus. Diet.) occurring in small needles. 



Flemming's Germ-centers. See under Germ, 



Flesh. (See Illus. Diet.) F.-quotient, Argutinsky's 





