RASORIAN 



1239 



RAY 



iination. R., Drug, a rash due to the toxic action 

 of arsenic, potassium iodid or bromid, quinin or other 

 drug. R., Medicinal. See R., Drug. R., Millet- 

 seed. See Miliaria. R., Mulberry, an eruption re- 

 sembling the exanthem of measles, sometimes occurring 

 in the course of typhus (Jenner). R., Nettle. See 

 Urticaria. R., Rose. See Roseola. R., Scarlet. See 

 Scarl-l Fez-er. R., Tooth, any rash attributed to 

 dentition. Strophulus. R., Typhoid. See Typhoid 

 -. R., Wildfire, any transitory erythematous 

 rash. 



Rasorian [ra-zo'-re-an] [after Rasori]. Following the 

 teachings of Rasori ; contrastimulant. R. Method, 

 in phlebotomy, repeated bleeding. 



rtasorianism, Rasorism (ra-zo' -re-an-izm,ra-zo' -riztn) 

 [after Rasori"]. The doctrine of Rasori; contra- 

 stimulism. 



laspail's Eau Sedatif. See Ammonium and Cam- 

 phor. 



Raspatory {ras'-pat-o-re) [raspatorium ; radere, to 

 scrape]. In surgery, a rasp or file for trimming the 

 rough surfaces of bones or for removing the peri- 

 osteum. 



laspberry (raz'-ber-e). See Rubus idaus. 



tasura (ra-zu'-rah) [L.]. I. The process of rasping, 

 shaving, or scraping. 2. That which is scraped or 

 shaved oft. 



tat [ME. , ratte, rat]. A rodent of the family Muridts. 

 R.-tail Sutures, fibers from the rat's tail, used instead 

 of silk or gut, for surgical sutures. R. -tooth Forceps. 

 ; See Forceps. 



latafia {rat-a-fe' -ah) [Malay, arag, arrack ; tafia, a 

 spirit distilled from molasses]. A name for various 

 liqueurs, or aromatized and sweetened cordials. 



Ratanhia ( rat-an' -e-ah) [Peruv. , ratana]. See Kram- 

 eria. R., Decoctum (radicis), a decoction made by 

 boiling one part of ratanhia with 40 parts of water, 

 and filtering when cold. R., Extractum, Alcoho- 

 licum, an extract prepared from an infusion of rat- 

 anhia in 22 per cent, alcohol, which is driven off by 

 distillation, and the residue evaporated. R., Extrac- 

 tum, Americanum (seu falsum). See American 

 Kino. R., Extractum, iEquosum (seu depura- 

 tum,. See Extractum kramericc. R., Extractum, 

 Fluidum. See Extractum krameriie fluidum. R., 

 Extractum, Venale. See Extractum kramerne. 

 R., Infusum. See Infusum kramericp. R., Poudre 

 de. Dried ratanhia. powdered and sifted. R., Red, 

 a red pigment, C. i6 H 2 . 2 O u , obtained from the bark of 

 ratanhia. R. -tannic Acid, a tannic acid occurring in 

 the roots of several kinds of krameria. R., Suppos- 

 itoriae, suppositories consisting of one grain of ratanhia 

 and three of oil of theobroma (Fr. Cod.). R., Sy- 

 rupus, cum extracto, R., Syrupus. See Syrupus 

 kramerue. R., Tinctura. See Tinctura krameria. 



•atanhin (rat'-an-in) [Peruv., ratana], C 10 H 13 NO 3 . 

 Methylated tyrosin. 



iatany {rat f -an-e). .See Ratanhia. 



Uthke, Glands of. See Gland. R., Investing Mass 

 of, the membranous capsule covering the end of the 

 chorda dorsalis in the developing embryo and form- 

 ing the rudiment of the base of the skull. It molds 

 itself on the cerebral vesicles, so as to constitute the 

 membrane in which the vault of the skull is developed. 

 The membranous capsule at the base of the skull pre- 

 sents two thickenings, the lateral trabecular of Rath ke, 

 directed forward and enclosing the pituitary opening. 

 R., Lateral Trabeculae of. See R., Investing Mass 

 of. R., Pouch of. See Pouch. 



athke's Organ, an extremely muscular division of the 

 gut in certain crustaceans (parasitic, or female, Isopoda) 

 which carnes on energetic rhythmic contractions. It 



is the third division ; following the cephalogaster and 

 typhlosolis. 



Ratio (ra'-she-o) [L.]. I. The mind or reasoning 

 faculties. 2. In chemistry and pharmacy, the propor- 

 tion of ingredients or of atomic composition. R. 

 medendi, the theory or scheme of a course of med- 

 ical treatment. R., Ocular Micrometer, the num- 

 ber obtained by finding the number of divisions on the 

 ocular micrometer required to include the image of an 

 entire millimeter of the stage micrometer. 



Ration (ra'-shun) [ratio, proportion]. The daily al- 

 lowance of food of a soldier or a sailor. 



Rational [raf -shon-al ") [ratio, reason]. Relating to 

 reason ; reasonable. In therapeutics, opposed to 

 empiric. R. Formula, in chemistry, a structural 

 formula. See Formula. 



Ratsbane (ratz-ban') [ME., ratte, rat; bane]. A popu- 

 lar name for rat-poisons containing arsenic ; arsenious 

 acid. See Rough on Rats. R., Yellow, orpiment. 



Rattle (rat'-l) [ME., ratelen, rattle]. See Rale. R., 

 Death-, a gurgling sound observed in dying persons, 

 due to accumulation of mucus in the trachea obstruct- 

 ing the passage of air. R.-herb, the Aetata spicata. 

 R.-weed, the AcUca racemosa. 



Ratula [rat'-u-lah). See Raspatory. 



Rau, Process of. The longer process at the junction 

 of the handle with the neck of the malleus. It is also 

 called the Process of Folius. 



Rauber's Convolution. See Convolutions, Table of. 

 R.'s Layer, a superficial stratum of flat cells occurring 

 in the center of the embryonal spot at an early stage 

 in the development of the blastodermic membranes. 



Raucedo (razc'-se / -do) [rauevs, hoarse]. Hoarseness 

 arising from inflammation of the mucosa of the larynx 

 and throat. R. catarrhalis, hoarseness resulting 

 from laryngitis. R. potatorum, hoarseness caused 

 by drinking whiskey or other distilled liquors. R. 

 syphilitica, chronic hoarseness due to secondary 

 syphilitic affections of the larynx. 



Raucitas (rait/ -sit-as). See Raucedo. 



Raucous (rn:c>'-£'us) [raucus, hoarse]. Husky ; hoarse. 



Raulin's Liquid. A nutritive liquid composed en- 

 tirely of mineral constituents, upon which the common 

 mold, Aspergillus niger, grows more perfectly and to 

 a greater size than upon any of the natural (organic) 

 substances upon which the parasite habitually develops. 

 It is composed, in grams, of the following: water, 

 1500; crystallized sugar, 70 ; tartaric acid, 4 ; ammo- 

 nium nitrate, 4 ; ammonium phosphate, 0.6 ; potassium 

 carbonate, 0.6 ; magnesium carbonate, o 4 ; ammonium 

 sulphate, 0.25 ; zinc sulphate, 0.07 ; iron sulphate, 

 0.07 ; potassium silicate, 0.07. The suppression or 

 diminution of the quantity of a single one of these 

 salts diminishes the harvest, often far more than the 

 proportion of the weight of the changed salt. 



Rauracienne {ro-ras-e-en'). Same as Orseillin and 

 East Red. See Pigments, Conspectus of. 



Rauschbrand [renvsh' -brant) [Ger.]. The German 

 name for black-leg, q. v. 



Ravaton's Amputation. An amputation performed by 

 making a circular incision through all the structures 

 down to the bone and a lateral lengthwise incision, to 

 secure flaps. See Operations, Table of. 



Ray {ra) [ME., raye, a ray]. I. A beam, pencil, or 

 cone of light ; a line of light or heat proceeding from 

 a luminous point. One of the component elements 

 of light or of the spectrum. 2. One of a number of 

 lines diverging from a common center. In biology, 

 the branch of an umbel ; the marginal flowers of an 

 inflorescence when their structure varies from those of 

 the disc, e. g., ligulate flowers, or circle of enlarged 

 tubular flowers in heads of Composite, outer flowers 



