PSYCHONEUROSIS 



438 



PULEGIUM 



sanity, etc. Cf. Psychopctthology ; Psychiatry. P., 

 Experimental. See Psychophysics (Illus. Diet.). 

 P., Physiologic. See Psychometry, Physiologic 

 (Illus. Diet.). 



Psychoneurosis. (See Illus. Diet.) P. maidica, 

 pellagra. 



Psychopathia, Psychopathy. (See Illus. Diet. ) P. 

 chirurgicalis, Pryor's term for a mania for being 

 operated upon. P. sexualis, combined mental and 

 sexual disorders. 



Psychoplegic {si-ko-ple 1 '-jik) [fvxv, mind ; irfaryfi, a 

 blow]. A drug which acts by an elective affinity for 

 the gray matter of the brain, lessening its excitability 

 and suppressing its receptivity. 



Psychoragia, Psychorrhagia {si-ko-raj'-e-ah) [fvxo- 

 pay'ta]. The death agony. 



Psychosexual (si-ko-seks'-u-al). Relating to com- 

 bined mental and sexual diseases. 



Psychosis. (See Illus. Diet. ) Psychoses, Inani- 

 tion, those " due partly to transitory inhibition and ex- 

 citation of larger or smaller areas of the cortex." 

 (Flechsig. ) P., Korsakow's, a peculiar form of 

 mental aberration marked by rapid psychic exhaustion, 

 inability to comprehend and elaborate external impres- 

 sions, grave disturbance of memory, and illusions; 

 observed in cases of polyneuritis. 



Psychotic [si-kot'-ik). I. Pertaining to* psychosis. 2. 

 Analeptic. 



Psychotria (si-ko'-tre-ah) [V w A /; )> rnind'; rpicpav, to 

 nourish]. A genus of the Rubiacecv. P. emetica, 

 Mut., a small tree indigenous to Colombia and Peru, 

 furnishes in its root a substitute for true ipecacuanha. 

 P. ipecacuanha, Stokes, furnishes ipecacuanha. It 

 contains the alkaloids emetin, cephaelin, andpsychotrin. 



Psychotrin (si-ho'-trin). An alkaloid sparingly soluble 

 in ether, present in relatively small proportions in ipecac, 

 Psychotria ipecacuanha, Stokes. 



Psychovisual {si-ko-viz'-u-al). Relating to subjective 

 vision or to vision unaccompanied by stimulation of 

 the retina. P. Sensations. See under Sensations. 



Psychralgia. See Psychroalgia. 



Psychroalgia (si-kro-al'-je-ah) [ijwxpor, cold; oAyoc, 

 pain]. A morbid condition characterized by a painful 

 subjective sense of cold. 



Psychroesthesia (si-hro-es-lhe'-ze-ah) [i/nr^pdc, cold; 

 alaO//acc; sensation]. Subjective sensation of cold. 



Psychrophilic (si-hro-fil'-ik) [ipvxpoc, cold ; ibi/.tiv, to 

 love]. Applied to microorganisms which develop best 

 at room-temperature, i5°-20° C. Cf. Mesophilic ; 

 Thermophilic. 



Psychrophose (si'-hro-foz) [tyvXpdg, cold; (/>£?, light]. 

 Michael's apparatus for transillumination; it is filled 

 with phosphorescent substance and illuminated by 

 means of an electric current. 



Psychrotherapy {si-kro-ther'-ap-e). See Crymotherapy. 



Psycopathy. See Psychopathy (Illus. Diet.). 



Ptelein {te'-le-in). An alcoholic extract from the root 

 bark of Ptclea trifoliata, I,. , soluble in alcohol ; used 

 as a tonic and in dyspepsia. Dose, 1-3 gr. (0.065-0.2 

 gm.). 



Ptenium, Ptenum (te' ' ne-um, te'-num) [irr^vdg, 

 winged]. A name given to osmium because of its 

 volatility. 



Pteric (ler'-ih). Pertaining to the pterion. 



Pterocarpin (ler-o-har'-p/'n) \nrtp6v, wing; Kapw6$, 

 fruit]. An alkaloid contained in red sandal-wood, 

 Pterocarptis santalidus, Roxb. 



Pteroid [tcr'-oid] [rrrr/jor, awing]. Wing-like. P. 

 Bone, a third bone of the forearm found in the skele- 

 tons of fossil reptiles (ornithosaurs), the homolog of a 

 similar bone in the existing Chrysochloris capensis, the 

 golden mole. 



Pterygoid. (See Illus. Diet.) 2. Pertaining to the 

 pterygoid processes of the sphenoid bone. 3. The 

 pterygoid bone. 4. The internal pterygoid plate. 



Pterygoin, Pterygium. (See Illus. Diet.) 4. Celsus' 

 name for the growth of the epidermis over the nails. 

 5. In biology a term applied to wing-shaped append- 

 ages. P. digiti, paronychia. P., Fleshy. See P. 

 carnosum (Illus. Diet.). P. lardaceum, P. pingue, 

 Pinguecula. 



Pterygoma. (See Illus. Diet.) 2. The lobe of the 

 ear. 



Ptomain {to'-mah-in) [rrru/ta, corpse]. A basic nitrog- 

 enous compound, resembling the alkaloids, produced 

 by the action of bacteria on organic matter. As they 

 are usually formed in putrefactive processes, ptomains 

 have also been termed putrefactive alkaloids. Some 

 are poisonous, many are not. 



Ptomatin (to'-mat -in). Robert's name for ptomain. 



Ptomatinuria (to-mat-in-u'-re-ah) [ptomain ; ovpov, 

 urine]. The presence of ptomains in the urine. 



Ptomatropism (to-mat' -ro-piztn). See Zootrophotoxism 

 tropeinicus. 



Ptosis. (See Illus. Diet.) Syn., Diaptosis. P., Ab- 

 dominal, enteroptosis. See Disease, Glenard's (Illus. 

 Diet.). P. adiposa. See Pseudoptosis. P. diplopia. 

 Same as Synechia, Posterior. P., Horner's. See P. 

 sympathica (Illus. Diet.). P. iridis, prolapse of the 

 iris. 



Ptyalocele. (See Illus. Diet.) P., Sublingual. See 

 Ranula (Illus. Diet.). 



Ptyalolith! See Ptyalith (Illus. Diet.). 



Ptyaluria iti-al-u'-re-ah) \irTva7.ov, saliva; ovpov, 

 urine]. The supposed discharge of urine by a salivary 

 duct. Cf. Rhyostamaturia (Illus. Diet.). 



Puber [pit' -bur) [L. ,.an adult]. One who has arrived 

 at the age of puberty. 



Puberic (pu'-bur-ik). Relating to puberty ; puberal. 



Pubertas [pit-bur' -tas) [L.]. Puberty. P. plena, 

 complete puberty. P. praecox, puberty at a very 

 early age. 



Puccinia ( puk-sin'-e-ah) [Thomas Puccini, Prof, of 

 Anatomy at Florence]. A genus of fungi. P. grami- 

 nis'and P. rubigovera cause colic in cattle if straw is 

 infected with them. 



Puchury, Puchyry (pu-chu'-re, pu-chi'-re). Pichurim 

 beans. See under Nectandria. 



Puericulture (puer-e-kul'-chur) \_puer, a child; 

 cultura, culture]. That branch of hygiene which 

 deals with the rearing of children and with the care of 

 women during pregnancy that they may bring forth 

 healthy offspring. 



Puerperalism ( prt-ur' ' -pur-al-izm). A comprehensive 

 term for all the pathologic conditions incident to the 

 puerperal state. P., Infantile, any pathologic condi- 

 tion incident to the newborn child. P., Infectious, 

 puerperal disease due to infection. 



Puerperant (pu ttr' pin auf ) [pucr, a boy; parcrc, to 

 bear]. A puerperal woman. 



Puerperism ( pu ur'pur-izm). See Puerperalism. 



Puerperium. (See Illus. Diet.) 2. The newborn 

 child. 



Pug. (See Illus. Diet.) 2. Abbreviation of pttgillus. 



Pugnus (pug'-nus) [L., a fist]. 1. A handful. 2. 

 The appendicular lobe. A special development of the 

 medinocculus inclosed in n cell in the petrous bone, in 

 rodents, some earn Won, Chiromys, monkeys, and some 

 other mammals, [Stroud.] 



Pulassari Bark (pu-lasar'-e) [Javanese]. The bark 

 of Alvxia stellata, R. et Sell. (a. :■.). 



Pulegiol ( pu-tc'-je-ol). See /'ulcronc. 



Pulegium ( pu-lc'-jr-um) [pule.x, a flea; fugere, to j 

 flee]. 1. The pharmaceutic name for Mentha pule- 



