EXEDEN 1 



l.-.l 



EXOMETRI 1 In 



exclusively the upper palpebra, and one in which the 

 tarsal cartilage becomes turned outward. It • 

 ally develops in protracted cases ol granular i 



tivitis. 



Exedent [ek'-se-dent ) \exedens ; ex,ovX\ edere, to< al j 

 Rodent ; eating away tin- tissues. 



Exelcysmos [eks-el-sis / -mo \ [•,-, from; iXxveiv, to 

 draw]. Extraction, as of teeth. 



Exencephalocele {eks-en-sef'-al-o-sll 



a/nv, brain; k /,/.'/, hernia]. Cerebral hernia; an 

 exencephalous tumor; a mass of brain-substance out- 

 side of the cranial cavity. 



Exencephalon {el-t-cn-sef'-al-on). Same as Exenceph- 

 a/us. 



Exencephalus [eks-en-sef'-al-us) [/-, out ; kviu<pa\oc, 

 brain]. A species of single autositic monsters char- 

 acterized by a malformed brain, situated, at least in 

 part, without the cranial cavity, the bony walls of 

 which are themselves imperfect. The specimens of 

 this nature are divided into two main classes — tl 

 with and those without a spinal fissure. 2. A variety of 

 autositic monsters of the foregoing species in which 

 there is an- arrested development of the cranial bones, 

 with protrusion of the brain, associated with an exten- 

 sive spina bifida. 



Exenteratio bulbi. See Exenteration 0/ the Orbit. 



Exenteration [eks-en-ter-a' 'shun) [ef, out; brrepw, in- 

 testine]. I. Removal of the intestines or thoracic 

 viscera in embryotomy. 2. In ophthalmology, the 

 operation of evisceration of the contents of the eyeball, 

 leaving the globe as a stump in the orbit. E. of the 

 Orbit, the removal of the contents of the orbital cavity. 



Exenteritis [eks-en-ter-i' '-its) [.-.out; evrepov, bowel ; 

 iTic, inflammation]. Inflammation of the outer or 

 peritoneal coat of the intestine. 



Exercise [eks f -er-slz) [exercere, to keep busy]. Func- 

 tional activity of the muscles ; often applied to such ac- 

 tivity when its purpose is the preservation or restoration 

 of the health. E., Active, that exerted by the will of 

 the patient. E., Passive, when the part is moved by 

 another, or acted upon, as in massage. E. Bones, 

 Rider's bones; osseous growths occasionally found in 

 the muscles. 



Exeresis {eks-er' '-es-is) [ff , out ; aiphiv, to take]. 

 Surgical removal, as by excision or extraction; evacu- 

 tion. 



Exfetation {eks-fe-ta' -shun) \e.xfe/atio~\. Ectopic or ex- 

 trauterine fetation. 



Exfoliation {eks-fo-le-a' '■ shun) [exfoliatio ; exfoliare, to 

 shed leaves]. The lamellar (or other) separation of 

 bone or other tissue from the living structure in Dry 

 Necrosis, etc. 



Exhalant [eks-ha'-lant) \_exhalare, to breathe out]. I. 

 Serving for exhalation ; exhaling. 2. A pore or organ 

 of exhalation. 



Exhalation {ex-hal-a'-shun) \exhalare, to breathe out]. 

 The process of giving off or exhaling vaporous or 

 eftluvial matters ; the vapor, subtle particles, etc. , 

 given off by the body through the skin or lungs. 



Exhaustion | ■:'-vnii) [exhaurire, to pour out]. 



Great loss of vital and nervous power from fatigue or 

 protracted disease. 



Exhibit {ek-zib'-it) [exhibere, to give]. To administer 

 as a medicine. 



Exhibition {ek-zib-ish' -un) [exhibere, to give]. In legal 

 medicine, the exposing of the genitalia in public pl.i 



Exhibitionism {ek-zib-ish' '-un-izm) [exhibere, to give]. 

 A perversion of the sexual feeling that leads the 

 patient to expose the genital organs. 



Exhibitionist [ek-zib-ish' '-un-isi) [exhibere, to give]. 

 An insane person who wilfully and indecently exposes 

 himself. 



Exhilarant {ek-zil* -ar-ant) [exhilarare, to cheer]. An 

 ot to enliven and cheer the mind. E. Gas, 

 nitrous oxid gas. 



Exhumation u ' out of; humu 



ground]. The digging up after interment of a dead 

 ii in medico-legal inquiries, or for 

 reinterment. 



Exindusiate i ks-in-du f -at) [ex, priv. ; induere, to put 

 on ; indusium, the covering of the fruit-dots in ferns]. 

 In biology, applied to such ferns as lack the indusium. 



Exner's Solution. See Stain , Table of. 



Exocardiac, or Exocardial [eks-o-kar 1 '-de-ak, or eks-o- 

 kar*-de-al) [ifw, out; . heart]. Originating 



or situated outside of the- ln-art. 



Exocarditis [eks-o-kar-di' .out; napdia, heart; 



, inflammation]. Inflammation of the outer sur- 

 face of tin- heart. Also a synonym of Pericard 



Exocarp [eks'-o-karp) [cfw, outside; icapirSg, fruit]. 

 In biology, the outer layer of a pericarp whin the 

 latter consists of more than one layer. 



Exoccipital {eks-ok-sip' -it-al) [ex, out; occiput, the oc- 

 ciput]. Lying to the side of the foramen magnum. 

 E. Bone, the neurapophysial or condyloid part of the 

 occipital bone, with which in adult life it is consoli 

 dated. 



Exocelar (eks-ose* '-lar) [efw, outside; tcotXia, body-cav- 

 ity]. In biology, situated on the outer or somatic wall 

 of the body-cavity. 



Exocelarium ieks-o-se-la-re' '-urn) [£%(•>, outside; koiTlUl, 

 body-cavity]. In biology, the epithelium of the outer 

 wall of the body-cavity. 



Exocelum (eks-o-se'-lum) [llja, outside; KOikia, the 

 body-cavity]. In biology, the extra-embryonic part 

 of the body-cavity shut off by the somatic and splanch- 

 nic stalks at the umbilicus. (Sevenka.) 



Exochorion (eks-o-ko'-r, n) | _-<.\ outside; x"t>" ,v > 

 chorion]. The external layer of the chorion. 



Exocolitis (eks-o-ko-li'-tis) [£$u, out ; k6aov, colon ; 

 ir/r, inflammation]. Inflammation of the outer or 

 peritoneal coat of the colon. 



Exocranium {eks-o-kra'-ne-utri) [cfw, out; upaviov, 

 cranium]. The outer surface of the skull ; the 

 pericranium. 



Exodic (eks-od'-ih) [efo, out ; 6d6g, a way]. Transmit- 

 ting impulses outward from the central nervous 

 system; efferent; centrifugal. 



Exodontosis {eks-o-don-to' -sis). See Exostosis of the 

 Teeth. 



Exodyne (eks' -o-din) [ifw, out of; bdvvr), pain]. A 

 mixture of acetanilid 90, sodium salicylate 5, and 

 sodium bicarbonate 5 ; it is used as an anodyne. 



Exogamy [eks-og* '-am-e) [££(•>, outside; ydpoc, mar- 

 riage]. The law that forbids marriage between 

 persons of the same family. | Lang.) 



Exogastritis {eks-o-gas-tri' -tis) [efw, out ; yaarrjp, belly ; 

 tttf, inflammation]. See Perigastritis. 



Exogen {eks / -o-jen) [t;u, outside; ; \ producing]. 

 In biology, one of the two primary classes of flower- 

 ing-plants, characterized by the growth of the >tems 

 in concentric layers ; more properly called Dicoty- 

 ledons. 



Exogenetic {eks-o-jen-etf-ik) \}iu, outward ; yewav, to 

 produce]. Due to an external cause; not at; 

 within the organism. 



Exogenous en-us) [eft)) out ; yewav, to pro- 



duce]. Of the nature of an exogen ; growing by 

 accretions to the outer surface. 



Exognathite [eks-og r -nath-lt). See Basecphysis. 



Exogonium {eks-o-go , -ne-um\. Seey 



Exometritis (eks-o-me-tri'-tis) [efw, out ; uijrpa, womb; 

 . inflammation]. Perimetritis; less correctly, 

 parametritis. See Metritis. 



