GLOSSARY. 249 



Der'mis (Gr. derma, the skin or hide). The deeper layer of the skin, containing 

 blood-vessels. 



Di'a-phragnt (Gr. diaphragnta, a partition-wall). The muscular membrane which 

 separates the cavity of the chest ^rom that of the abdomen. 



Di-ar-rhce'a (Gr. diarrein, to flow through) An unnaturally frequent and liquid 

 evacuation of the bowels. 



Dl-ges'tion (Lai. digestio, the distribution of food through the body). The pro- 

 cess of preparing the nutritious parts of the food for absorption from the ali- 

 mentary canal. 



Dis-lo-ca' tion (Lat. dislocare, to put out of place). The name of an injury to a 

 joint, in which the bones are forced out of their sockets. 



Dor'sal (Lat. dorsum, the back). Pertaining to the back of the body. 



Dtict (Lat, ductus, a leading or drawing). A tube by which fluid is conveyed 

 from a gland. 



Dys-pep'si-a (Gr. dus, ill, pessein, to digest). A condition of the alimentary canal 

 in which it digests imperfectly. Indigestion. 



En-am' el. The smooth hard substance which covers that part of a tooth which 



projects beyond the gum. 

 Ep-i-derm'is (Gr. epi, upon, derma, skin). The outer layer of the skin. The 



cuticle. 

 Ep-i-gldt 1 tis (Gr. epi, upon, glotta, tongue). A cartilage at the root of the tongue 



which closes the opening from the throat to the larynx during swallowing. 

 Ep'i-lep-sy (Gr. cpileipsis, a failure or lack). A nervous disease accompanied by 



fits in which consciousness is lost. The falling sickness. 

 Ea-sta'chi-an (from an Italian anatomist named Eustachi). The tube which leads 



from the throat to the middle ear or tympanum. 

 Ex-cre'tion (Lat. excretus, sifted out). The act of removing waste matters from 



the body. Also any such waste matter. 

 Ex-pi-ra'tion (Lat. expiro, I emit, or breathe out). The act of expelling air from 



the lungs. 



Fau'ces (Lat.} The part of the mouth which opens into the pharynx. 



Fe'mur (Lat.) The thigh-bone. 



Fl'bre (Lat. fibra, a filament). One of the slender threads of which many parts of 



the body are composed. 



Fi 'brine. The solid substance which forms in blood when it clots. 

 Flb'u-la (Lat. a clasp or buckle). The outer or small bone of the leg, running from 



knee to ankle. 



F5l'H-cle (Lat. folliculus, a small bag). A little cavity or pit. 

 Fa-ra'men (Lat.) A hole or aperture. 

 Fiinc'tion (Lat. functio, a performing or executing). The special action or duty of 



any organ of the body. 

 Frdnt'al (Lat. frons, the forehead). The bone which supports the forehead and 



closes the front of the skull-chamber. 



Gdn'gli-on (Gr. a swelling). One of the smaller nerve-centres. 



Gas' trie (Gr. gaster, the belly). Belonging to the stomach. 



Gland. An organ which forms or separates from the blood some peculiar liquid, 



either for use in the body (secretion), or for removal from it (excretion). 

 Gldt'tis (Gr. glotta, the tongue). The narrow opening between the vocal cords. 



Hem'or-rhage (Gr. haima, blood; regnunai, to burst). Bleeding. 

 He-pat' ic (Gr. hepatikos). Pertaining to the liver. 



