252 GLOSSARY. 



Epidermis. [From the Gr. epi, " upon," and derma, the " skin."] The outer 

 layer of the skin. 



Epiglot'tis. [From the Gr. epi, " upon," and glottis, the " glottis."] The car- 

 tilage at the root of the tongue which forms a lid or cover for the aper- 

 ture of the larynx. 



Epithelial. [From the Gr. epi, " upon," and thele, the " nipple."] Pertain- 

 ing to the epithelium, the cuticle covering the nipple, or any mucous 

 membrane. The term epithelium is now applied to the tissue composed 

 of cells covering or lining all surfaces of the body. 



Eth'moid. [From the Gr. ethmos, a "sieve," and eidos, "form," "resem- 

 blance."] Sieve-like. A bone of the cranium, part of which is pierced 

 by a number of holes. 



Eusta'chian Tube. A tube extending from behind the soft palate to the 

 drum of the ear, first described by EustacMus. 



Fallo'pian. A term applied to tubes and ligaments first pointed out by the 

 anatomist Fallopius. 



Fas'cia, pi. Fas'cise. [Lat.] A bandage, that which binds ; a membranous 

 fibrous covering. 



Fau'ces. [Lat., pi. of faux, faucis, the "throat."] The cavity at the back of 

 the mouth from which the larynx and pharynx proceed. 



Fem'oral. Pertaining to the femur. 



Fe'mur. [Lat.] The thigh. 



Fenes'tra. [Lat.] A window. 



Fibrilla, pi. Fibrillae. [Dim. of Lat. fibra, a "fibre."] A little fibre. 



Fibrin'ogen. A proteid in blood plasma, main constituent of fibrin. 



Fib'ula. [Lat. a " clasp."] The long splinter bone of the leg. 



Filiform. [From the Lat. filum, a "thread," and forma, "form."] Thread- 

 like. 



Fim'briae. [Lat. "threads," a "fringe."] A border or fringe. 



Fim'briated. Fringed. 



Fis'sion. [From the Lat. findo, fissum, to " cleave."] A cleaving or break- 

 ing up into two parts. 



Foe'tus. The child in utero from the fifth month of pregnancy till birth. 



Follicle. [From the dim. of Lat. follis, a "bag."] A little bag; a small 

 gland. 



Fontanelle'. [Fr.] A little fountain. A term applied to the membranous 

 spaces between the cranial bones in the new-born infant, in which the 

 pulsation of the blood in the cranial arteries was imagined to rise and 

 fall like the water in a fountain. 



Fora'men, pi. Foramina. [Lat.] An opening, hole, or aperture. 



Foramen Mag'num. [Lat.] A large opening. 



Fora'men Ovale. [Lat.] An oval opening. 



Fos'sa, pi. Fos'sae. [From the Lat. fodio, fossum, to "dig."] A depression 

 or sinus ; literally, a ditch. 



Fo'vea Centralis. [Lat.] Central depression. 



Fun'dus. [Lat.] The base or bottom of any organ which has an external 

 opening. 



