368 APPENDIX III 



END, ENDO (G. within, inside), a prefix. 



ENDOCRINE (G. eiido, plus krino, to separate), pertaining to the ductless or 

 internally secreting glands. 



ENDODERM (G. endo, plus derma, skin), the inner primary germ layer 

 of cells; the lining of the archenteron, formed at gastrulation. 



ENDOSTYLE (G. eudo, plus stylos, a column), the ventral pharyngeal 

 groove of Amphioxus and the lamprey larva, homologous with the 

 thjToid gland. 



ENTERON (G. intestine), the primitive gut; a combining form, archenteron, 

 enteritis. 



Eocene (G. eos, dawn, plus kainos, new), an early geological period of 

 the Cenozoic Era. The Paleocene now includes the oldest strata of 

 the Cenozoic. 



EP, epi (G. upon, over), a prefix; epiphysis, epidermis. 



EPAXiAL (G. ep, plus axis), above the axis of the body; particularly the 

 dorsal half of the myotome. 



EPIDERMIS (G. epi, plus derma, skin) the outer ectodermal layer of the skin. 



EPIDIDYMIS (G. epi, plus didymos, testicle) the mass of efferent tubules of 

 the testes, homologous with the mesonephric tubules; the vasa 

 efferentia. 



EPIMERE (G. epi, plus meros, part), the upper part of the primitive meso- 

 dermal somite, separated horn the hypomere by the nephrotome; it 

 gives rise to the mj^otome, dermatome, and sclerotome. 



EPIPHYSIS (G. epi, plus phyo, to grow), a dorsal growth or outpocketing; 

 the epiphysis of the diencephalon (pineal) ; or the center of ossifica- 

 tion at the end of a long bone. 



ERYTHRO (G. red) ; combining form in erythrocyte, Erythrogaster, ery- 

 thema . 



ESOPHAGUS (G. oiso, will bear, plus phagein, to eat) the food tube, lead- 

 ing from the phar^-nx to the stomach. 



ETHMOID (G. ethmos, sieve, plus eidos, like), the anterior group of re- 

 placement bones in the chondrocranium, including the cribriform 

 plate. 



Eustachian (Eustachio, an Italian anatomist, 1534-1574) ; the Eustachian 

 tube, connecting the pharynx with the middle ear; a modified gill 

 sht. 



ev.\gination (L. e, out from, plus vagina, a sheath), an outpocketing from 

 a hollow structure. 



EX (L, out, outside), external, excretory, exophthalmic. 



EXCRETA (L. ex, plus cemo, to separate) waste materials excreted by the 

 body; distinguished from secretions, having a bodily function; and 

 feces, waste products which have not been digested. 



EXCRETORY (L. sce exci'cta), any gland or duct concerned with excretion. 



FALCIFORM (L. falx, a sickle), curved like a sickle; as, falciform cartilage 



or ligament. 

 Fallopian (Fallopio, Italian anatomist, 152?-1562), Fallopian tube, in 



human anatomy the duct connecting the ovary with the uterus; 



developmentally the upper end of the Miillerian or oviduct. 

 fascia (L. a band), a sheet of connective tissue investing an organ or 



attaching a muscle. 



