GLOSSARY 441 



Excretion. (From the Latin word excernere, "to excrete.") The 

 discharge of waste products or excretions resulting from metabolism, 

 by the skin, kidneys, etc. 



Extension. (From the Latin word extendere, "to stretch out.") 

 A straightening out, especially the muscular movements by which 

 a limb or joint is extended. 



Extensors. (A group of muscles which straighten or extend a limb 

 or part of the body. 



Extensor Brevis Digitorum. The short extensor of the toes (digits). 



Extensor Brevis Pollicis. The short extensor of the thumb. 



Extensor Carpi Radialis Longior and Brevior. The long extensor of 

 the radial side of the wrist and the short extensor of the same side. 



Extensor Carpi Ulnaris. The extensor of the ulnar side of the wrist. 



Extensor Communis Digitorum. The common extensor of the 

 fingers (digits). 



Extensor Indicis Proprius. The extensor of the index finger. 



Extensor Longus Digitorum. The long extensor of the fingers 

 (digits). 



Extensor Longus Hallucis. The long extensor of the big toe (hallux). 



Extensor Longus Pollicis. The long extensor of the thumb. 



Extensor Minimi Digiti. The extensor of the little finger (digit.) 



Extensor Ossis Metacarpi Pollicis. The extensor of the metacarpal 

 bone of the thumb. 



Extrinsic. (From the Latin word extrinsicus, "from without.") 

 External, not directly belonging to a part. 



Facet. (From the French word facette, "a little face.") A small 



Elane or smooth surface on a bone, usually referring to the articular 

 icet. 



Falces (pi.) Cerebri et Cerebelli. The sickle-shaped processes of 

 dura mater between the cerebrum and cerebellum, respectively. 



Falciform. (From the Latin words falx, "a sickle;" forma, "form.") 

 Having the shape of a sickle. 



Falx, falcis (Latin). A sickle. 



Fascia. (From the Latin word fascia, "a band.") The areolar 

 tissue forming the layers beneath the skin, which forms sheaths for 

 muscles and vessels. 



Fascia Lata. (Broad fascia.) The fascia of the thigh. 



Fasciculus. (Dim. of the Latin word fascis, a bundle.") A little 

 bundle; as of muscle fibers. - 



Fauces. (From the Latin word fauces, "a throat.") The space at 

 the back of the mouth communicating with the pharynx, surrounded 

 by the soft palate and uvula and tonsils. 



Fauces (isthmus of). The opening at the back of the mouth leading 

 into the pharynx, bounded on the sides by the arches of the soft 

 palate, the uvula above, the base of the tongue below. 



Fecundation. (From the Latin word fecundus, "fruitful.") The 

 act of making fruitful; impregnation; as the spermatozoon (male) 

 fecundates the ovum (female). 



Femoral. Pertaining to the femur, as arteries, veins, and muscles. 



Femur. (From the Latin word femur, "thigh bone.") 



Fenestra Ovalis. (From the Latin words fenestra, "a window;" 

 ovalis, "egg-shaped," from ovum, "an egg.") The oval window 



