PROCHORESIS 



432 



PROGERIA 



the falx cerebri. P. falciformis minor, the falx cere- 

 belli. P., Floccular, the flocculus. P., Foliaceous, 

 a process of the ethmoid bone projecting into the 

 frontal cells. P., Gottstein's Basal, the attenuated 

 process of an outer hair-cell connecting the latter with 

 the basilar membrane of Corti's organ. P., Gowers' 

 Intermediate, the lateral horn, a projection of the 

 intermediate gray substance in the dorsal region of the 

 spinal cord. P. of the Incus. See P., Long (of 

 incus), and P., Short (of incus). P., Inframalle- 

 olar, a ridge on the exterior of the calcaneum be- 

 tween the grooves for the reception of the peroneal 

 muscles. P., Infrapineal, the posterior peduncle of the 

 epiphysis. P., Infundibuliform. See Processus in- 

 fundibuli (Illus. Diet.). P., Innominate. See P., 

 Jugular (Illus. Diet.). P., Intermediate, the in- 

 termediolateral tract. P., Intrajugular, a small spin- 

 ous process of the petrosa which crosses the jugular 

 foramen. P., Jugal. I. The zygoma. 2. The ex- 

 ternal angular process. 3. The malar process of the 

 superior maxillary. P., Jugular, Accessory, Weber's 

 name for an inconstant eminence on the occipital bone 

 bounding the jugular notch ventrally. P., Jugular, 

 Anterior. See P., Jugular Accessory. P., Jugular, 

 Middle. See P., Intrajugular. P., Lemurian, P. 

 lemurianicus, a muscular process at the angle of 

 the mandible. Syn. , Lemurian tubercle; Processus 

 Sandifortii. P. marginalis. See Process, External 

 Angular { Illus. Diet. ). P., Metacromial, the superior 

 branch of a bifurcated acromion. P. s, Oblique. See 

 Zygopophyses (Illus. Diet. ). P., Pineal, the epiphysis. 

 P., Preclinoid, the anterior clinoid process. P. 

 pyramidalis. See Pyramid of the Thyroid Gland. 

 P., Riedel's. See Lobe, RiedeV s. P., Sandifort's. 

 See P., Lemurian. P., Sommerring's, the external 

 angular process. P. spelaeus, a process of the eth- 

 moid bone projecting into the sphenoidal sinus. P., 

 Sphenomaxillary, an inconstant downward prolonga- 

 tion of the greater wing of the sphenoid. P. of Spix. 

 See Lingula mandibularis ( Illus. Diet.). P., Sulcate, 

 an inconstant process of the palate bone connecting 

 the orbital process with the sphenoid process. P., 

 Supracondyloid, Lateral (of the femur), an oc- 

 casional projection above the external condyle of the 

 • femur. P., Supracondyloid, Middle (of the femur), 

 the projection above the internal condyle of the femur 

 attaching the inner head of the gastrocnemius. P., 

 Sustentacular (of the calcaneum). See Sustentacu- 

 lum tali (Illus. Diet.). P.s, Tactile, nerve papil- 

 las. P., Todd's Ascending. See Scarpa s Eascia 

 (Illus. Diet.). P., Trochlear, Hyrtl's name for a 

 groove in a bone for the reception of a tendon. P., 

 Trochlear (of the calcaneum), the peroneal spine. 

 P. tuberositatis navicularis, an inconstant process 

 attached to the tuberosity of the scaphoid bone of the 

 foot. 



Prochoresis ( pro- ko-re* '-sis) [Trpojwp^ovc, a going on or 

 advancing]. The motor activity of the stomach. 



Prochromatin ( pro-kro' -mat-in). See Pyrenin (Illus. 

 Diet.). 



Prockia ( prok'-e-ak). A genus of the Tiliacea. 

 P. theaformis, Willd., a Madagascar species; the 

 bark is emetic. 



Procrisis. See Proeccrisis (Illus. Diet.). 



Proctitis. (See Illus. Diet. ) P., Gonorrheal, P. 

 gonorrhoica, P. pyorrhoica, inflammation of the 

 rectum due to gonococci. Syn., Gonorrheal rectal 

 ulcer. 



Proctococcypexy, Proctococcypexia ( prok-to-kok-se- 

 peks'-e, -ah) [V/KJKroc, anus; coccyx; 7"/f«;, a fixing 

 in]. Suturing of the rectum to the coccyx. 



Proctocolonoscopy ( pi ok-to-ko-lon-os' -ko-pe) [npunrdc, 



anus; k6^ov, colon ; onoireiv, to examine]. Inspection 

 of the interior of the rectum and colon. 



Proctocystotome (prok-lo-sist'-olom) [ttpuktoc, anus; 

 kvotk, bladder; ropi/, a cutting]. An instrument de- 

 signed expressly for use in proctocystotomy. 



Proctocystotomia {prok-to-sist-o-to'-me-ah). Rectal 

 cystotomy, proctocystotomy. 



Proctology ( prok-tol'-o-je) [irpuKToc, anus; soyoc, 

 science]. The science of the anatomy, functions, and 

 diseases of the rectum. ■ 



Proctopexy, Proctopexia ( prok-to-peks'-e, -ah) [tt/iuk- 

 toc, anus; tvtj^lq, a fixing in]. The -fixation of the 

 rectum to another part by sutures. 



Proctoplasty. (See Illus. Diet.) P., Verneuil's. 

 See Proctotomy, Linear. 



Proctoscope ( prok'-to-skop) [npuKroc, the anus ; okotceIv, 

 to examine]. An instrument for inspection of the 

 rectum. 



Proctoscopy (prok-tos'-ko-pe). Ocular inspection of 

 the rectum with the aid of special instruments. 



Proctosigmoidectomy ( prok-to-sig-mo/d-ck'-to-me). 

 Excision of the anus and sigmoid flexure. 



Proctostomy (prok-tos'-to-me) [rrpioKroc, anus; aropa, 

 a mouth]. The establishment of an opening into the 

 rectum. 



Proctotomy. (See Illus. Diet.) P., External, the 

 operation of dividing the rectum and the anus and the 

 tissue lying between the anus and the tip of the coccyx. 

 P., Internal, division of the parts as in external proc- 

 totomy, but without cutting the sphincters. P., Lin- 

 ear, an incision of the dorsal rectal wall and of all the 

 tissues lying between the anus and a subcutaneous 

 opening made in front of the coccyx. 



Procursive (pro-kur'-siv) [pro, forward; currere, to 

 run]. Having a tendency to go forward; e.g., pre- 

 cursive epilepsy. 



Procurvation ( pro-kur-va' -shun) [procurz'are, to bend 

 forward]. A forward inclination of the body. 



Prodiagnosis ( pro-di-ag-no' -sis) \jrpo, before ; diagno- 

 sis]. A prediction of the onset of a disease. 



Product {prod'-ukt) [producerc, to produce]. Effect, 

 result. P., Addition, a compound resulting from the 

 direct union of two bodies. Syn., Addition-compound. 



Proeminent ( pro-em -in' '-ent) [pro, in front of; emin- 

 ens, prominent]. Projecting. P. Vertebra, the 

 seventh cervical vertebra, so called because ils spinous 

 process projects beyond the others. 



Proenzyme {pro-en' -zim). See Zymogen (Illus. Diet.). 



Proestrous ( pro-cs'-trus). Pertaining to the proestrum 

 or initial stage of the sexual season of females. 



Proestrum, Procestrum {pro-es'-trum) [_^po, before; 

 aiorpog, a gad fly]. Ileape's term for the "coming in 

 season" or initial stage of the sexual season in females. 

 The proestrum (so-called "heat") of lower mammals 

 ishomologically the menstruation of the primates. ( T. 

 Estrus : A/elestrum ; Anestrum ; Diestrum ; Jl/ones- 

 trum : Polyestrum. 



Proferment [pro-fur'-ment). See Zymogen (Illus. 

 Diet.). 



Profundus. (See Illus. Diet.) 2. A deep-seated 

 muscle or nerve; in the feminine profunda, a deep- 

 seated artery or vein. 



Progastor {pro-gas' -tor) \irp6, before; yaari/p, belly] 

 One who has a pendulous abdomen. 



Progeria ( pro-ie* -re-ah) [irp6yepog, premature old age] 

 A form of senilism, observed in two instances, ol rapM 

 onset, with retention of intelligence and without any 

 perceptible cause; marked by falling off of the hair 

 shriveling of the nails, and emaciation due to atrophl 

 or imperfect development of some of the connectii 

 tissues, especially the fat, and more particularly the 

 subcutaneous fat. Cf. Ateleiosis. 



