strain

(str an) [A.S. strynd; slreonan, to beget.] i A race or stock; said of bacteria or protozoa derived from a definite source and preserved in succe ive cultures or by succe ive animal inoculations. 2. hereditary tendency. TRAIN 9S7 rain (str an) \L. string ere, to bind.] i. To make an effort to the limit of one's strength. 2. To injure by overuse or improper use. 3. To filter. to percolate. 4. An act of straining. 5. Injuxy resulting from strain or overuse. A rainer (str an'ur) filter or percolator.. •ait. In obstetrics (1) the upper opening, superior strait, or inlet; or (2) the lower opening, inferior strait, or outlet, of the pelvic canal. A:ait'-jacket. shirt with very long sleeves, used to restrain a, violently insane person; the shirt is put on and securely laced, and then the patient's arms are folded and the ends of the sleeves are fastened behind the back; some tinies simply a square of canvas buckling behind, binding the arms to the sides of the body. ramo'nium seeds—Br.) (U.S., Br.). The dried leaves (and ripe of Datura stramonium, thorn apple, James town or Jimson weed, stink-weed, an herb abounding in temperate and subtropical countries. It contains an alkaloid, daturine, resembling hyoscyamine or atropine; it is antispasmodic in doses of gr. 1—3 (0.06-0.2) and anodyne locally appHed. ran gal esthesia, strangal thesia (strang^'gal-es+ the'zi-ah) [G. sirangale, halter, a is thesis, sensation.] Girdle-sensation, zonesthesia. rangle (strang-gl) [G. sirangaloo, I choke.] To siiffocate, to choke to compre the trachea so as; to prevent respiration. rangles (strang'glz). An acute infectious disease in the horse, marked by catarrh of the anterior respiratory pa ages with enlargement and suppuration of the glands in the floor of the mouth; it is caused by the streptococcus of Schtitz and affects chiefly horses under the age of five years. rang'ulated. Constricted so as to prevent the pa age of air, noting the trachea; or so as to cut off the blood-supply, noting a hernia or any part encircled by a tight band. rangula'tion. The act of strangulating or the condition of being strangulated, in any sense. rangury (strang'gu-ri) [G. stranx{strang'), a drop, Houron, urine.] Di£ in micturition, the urine being pa ed drop by drop with pain and tenesmus. A rap [A.S. stropp,] i. strip of adhesive plaster. To apply overlapping strips of adhesive plaster, 2. covering an ulcer for example. ra burg's test (strahs'boorg) [Gustav Adolf Stra burg, German physiologist, *i848.] For bile in the urine albumin, if present, is precipi: tated, then cane-sugar is added and filter paper is dipped in the fluid and dried; if bile pigments are present in the urine sulphuric acid will turn the filter paper a reddish violet color. rath'peffer, Scotland. Sulphurous and chalybeate waters. Cold. Used by drinking and bathing in rheumatism, gout, dyspepsia, skin diseases, and gastrohepatic disorders. May to October, ratifica'tion [G. stratum, layer, -H facere, to make.] An arrangement in the form of layers or strata. Arranged in the form of layers or strata. rat'ified. + rat'iform [L. stratum, cover, layer, form a, shape.] Arranged in the form of a layer or in strata descriptive of the manner of liquefaction in a gelatin; stab-culture; set cut under culture, C, 5 ra'tum, gen. str a'ti, pi. str a'ta [L. a layer.] One of the layers of differentiated ti ue, the aggregate of which forms any given structure, such as the retina or the skin. arbum profun'dum [BNA], a ma of white matter s. separating the corpora quadrigemina from the central gray stratum of the cerebral aqueduct. s. bacilla're ret'inee, the layer of rods and cones of the retina. s. cine'reum, s. griseum centrale. s. cine'reum coUic'uli superio'ris, ashen (gray)