Hill ROPHN II 





HEXANE 



Heterophyllous 



■ ! in the 



the 

 lally beli 



■ I part, 



it in 



Hetcr 



Hetei 





J. 



ther; 



1 2. 



- 



i another 



rosopus • "ther; 



inus or 



. other ; 

 stud) r science 

 : r than those of 



gy, having the wings 

 in the bu 



Lite. 



, oth r ; - ■■■- 

 - 

 Het' . other, 



ly]. In biology, having the body 

 . hum a type. 

 r, differ- 

 In biology, b - of 

 ind / 

 rostrophy r, differ- 



il in the 



rent ; a~\ 



■■'/ 'axis. 

 - 



isionally 



urn. 



i I i abdo- 



ith nutrition or func- 



irts. The 



I i 

 1 i irraal tissue, 



i of the brain, in 





>und transplanted 

 ■ as sociated 



[. In 

 Heterotrophy a h, 



Any perversion or disorder of nutrition, local > >r 

 general. I" biology, obtaining nourishment by some 

 abnormal <>r unusual arrangement. 



Heterotopia [het-er-o-trop 1 '-e-ak). See Strabismus. 



Heterotropic '. i| - , other, different ; 



. a turning]. In biology, applied to plants the 

 different organs of which behave differently under the 

 same form of irritation Cf. Anisotropic. 



Heterotropous [hel-er-ot* '-ro-pus) [erepoc, different; 



. turning]. In biology, applied to any organ or 



part which is turned in an unus ial direction, as an 



embryo transverse to the axis ol the seed; amphitro- 



Heterotypic [het-er-o-tip'-ik), Heterotypical {het-er-o- 

 tip'-ik-al) [■■ "■ /'"■'. "ther; rviroc, pattern]. Applied 

 rosity consisting of a well developed fetus 

 from which grows an immature secondary fetus. 



Heterotypus pu | ( repoc, different; rinrog, 



a type], A double monster having the parasitic 

 fetus hanging from the ventral wall of the principal 

 subj 



Heteroxanthin {het- er-o-zan* -thin) \jtrepog, other; 

 , yellow], C 6 H 6 N 4 2 . A leukomaine isolated 

 from urine in 1 884. In composition it is methyl-xan- 

 thin, and it i- intermediate between \anthin and para- 

 xanthin or dimethyl-xanthin ; it exists in the urine of 

 man in the same proportion as para- xan thin. It occurs 

 in larger amount in the urine of leukemic patients. 

 It is crystalline, soluble in hoi water, insoluble in 

 alcohol and 1 ther. It is thought by Solomon to have 

 its origin in the kidney. It-- physiologic action is not 

 yet fully known. Xanthin, heteroxanthin. and para- 

 xanthin form normally an homologous series of xan- 

 thin bodies in the urine. 



Heubner's Disease. Syphilitic disease of the cerebral 

 arteries. See Diseases, TabL 



Heuchera {hu f -ker-ah) . See Alum-root. 



Heurteloup (her' -tel-up) [after Baron Heurteloup, the 

 inventor]. An artificial leech or cupping-apparatus. 



Hewitt's Mixture. A mixture used in treating chlo- 

 rosis. It consists of compound spirit of ether, com- 

 pound tincture of lavender, and aromatic spirit of 

 ammonia, each 2 drams ; water sufficient to make 2 

 ounces. < >f this one dram is given every two or three 

 hour-. 



Hewson's Dressing. An application for wounds, 

 tumors, etc., consisting of dry earth containing about 

 50 per cent, of clay. H.'s Experiments, experi- 

 ments made to prove that the blood vessels exert a 

 restraining influence on coagulation. 



Hexabasic [fieks-ah-ba' -sik) [ef, six; fiaoig, a base]. 

 Replaceable by six basic atoms. 



Hexactinal [heks-ak' '-tin-al) [.,-, six; auric, ray]. In 

 biology, bearing >ix rays. 



Hexad id) [e£ac, six]. In chemistry, an 



elemenl thi I which have six times tin saturat- 



ing power or equivalence of the hydrogen atom. 



Hexadactylism [heks-ad-ak' '-til-izm) [.■,-<"■, six; daicrv- 

 >'/c, a linger], I laving six fingers or toes. 



Hexagynian \heks-aj-in f e an) [.■_-. six ; ywij, female]. 

 In biology, I i pistils or -ivies. 



Hexahydric Alcohols iheks-ah-ki'-drik). See 



Hexamerous {heks-am'-er-us) [ef, six ; fikpog, part]. 



In biology, having six parts, or the part- in sixes. 

 Hexandrous {heks-an* -drus) [•■,-, -ix ; avf/p, male]. In 



biology, having six stamens. It is also called Hexan 



drious, //■ xandrian. 

 Hexane [hek ' an) [el-ag, six],C g H M . The sixth mem 



! hydrocarbons. It is a 



liquid, boiling al about 7I°C. , found in various natural 



oils 



