PULSELESS 



440 



PURPURA 



Vibrating, a tense pulse with a wave arising quickly, 

 giving the impression under the finger of the vibrations 

 of a piece of tense catgut. 



Pulseless (puis* -Its). Devoid of pulse or pulsation. 



Pulsific (pul-sif'-ih) \_pulsare, to beat; facere, to 

 make]. Causing pulsation. 



Pulverulence {pul-ve>- / -u-lenz) [pulver, powder]. The 

 condition of being reduced to powder. 



Pulvillus. (See Illus. Diet. ) 2. An olive-shaped pad 

 of lint used in plugging deep wounds. 



Pulvinar. (See Illus. Diet.) P. epiglottidus. See 

 Cushion of the Epiglottis. P. humuli, a hop pillow. 

 P. medicatum, a medicated pillow. P. ventriculi, 

 the pancreas. 



Pumacuchu [Peruvian, lion's mane]. The rhatany 

 growing in the province of Tarina, Peru. 



Pumex (pu'-mehs) \_spumex, foam]. See Pumice (Illus. 

 Diet. ). 



Pumiciform ( pu-mis' -e-form). Having the appearance 

 of pumice stone. 



Pumilin (pu'-mil-in). The oil from the young branches 

 of Pinus pumilio, Hancke. 



Pumilio (pu-mil'-e-o) [L.]. A dwarf, a pigmy, as 

 Pinus pumilio, Hancke. 



Pummel-foot (pum'-el). Club-foot. 



Pump. (See Illus. Diet.) P., Alvegniat's, a mer- 

 curial air-pump used in estimating the gaseous constit- 

 uents of the blood. 



Puncticulum ( punk-tik' -u-lum) [dim. of punctum, a 

 point; pi. puncticula\ A small point ; petechia. 



Punctum. (See Illus. Diet.) P. adhaesionis. See 

 P. fixum (Illus. Diet.). P. alae vomeris, the point 

 upon the rostrum of the sphenoid where it is included 

 between the alae vomeris. P. bregmatis. See 

 Bregma (Illus. Diet.). Puncta ciliaria, the perfora- 

 tions through which the eyelashes emerge. P. con- 

 gelationis, the freezing-point. P. foraminis magni 

 posterius. See Opisthion (Illus. Diet.). P. lamb- 

 doideum, a point constructed by Chipault on the 

 median inionasal line -j- 8 ^ from the nasion. A line 

 connecting this with the processus marginalis of the 

 zygoma corresponds to the sulcus temporalis primus. 

 P. mobile, P. mobile musculare. See P. inser- 

 tionis (Illus. Diet.). P. occipitale. See Pole, Oc- 

 cipital (Illus. Diet.). P. ossificationis. See Center 

 of Ossification. P. praeiniale, a point constructed by 

 Chipault on the median inionasal line T 9 ^ from the 

 nasion. A line connecting this with the processus mar- 

 ginalis of the zygoma corresponds with the transverse 

 portion of the sinus lateralis. P. praelambdoideum, 

 a point constructed by Chipault on the median inio- 

 nasal line T 7 rt ° ff from the nasion. A line connecting this 

 with the processus marginalis of the zygoma corre- 

 sponds with the sylvian fissure. P. praerolandicum, 

 according to Chipault, a point on the median inionasal 

 line y 4 *(y from the nasion. A line connecting this point 

 with the point representing the union of the second 

 and third tenths of the sylvian line reckoned from the 

 processus marginalis of the zygoma corresponds with 

 the ramus anterior ascendens fissursc Sylvii. P. pro- 

 tuberantiae occipitalis. Same as Inion. P. rol- 

 andicum, a point constructed by Chipault on the 

 median inionasal line -j 8 A from the nasion. A line 

 connecting this point with a point representing the 

 union of the third and fourth tenths of the sylvian line, 

 reckoned from the processus marginalis of the zygoma, 

 corresponds to the sulcus cerebralis. 



Puncture. (See Illus. Diet.) 2. To make a small 

 deep wound with a pointed instrument. P. -doctors, 

 physicians enthusiastic for acupuncture. P., Ex- 

 ploratory, the puncture of a cyst or cavity for removal 

 of a portion of its contents for examination. P., 



Lumbar, P., Quincke's Spinal, the puncture of the 

 spinal canal for the withdrawal of cerebrospinal fluid 

 in hydrocephalus. 



Punctus (punk'-tus). See Punctum (Illus. Diet.). 

 P. ruber saliens. See Punctum saliens (Illus. 

 Diet.). 



Puniceous (pu-nish / -us) \_puniceus, red]. Bright- 

 carmin color. 



Punktograph (punk' -to-graf) \_punctum, point ; 

 ypcKjieiv, to record]. A radiographic instrument for 

 the surgical localization of foreign bodies, as bullets 

 embedded in the tissues. 



Pupil, Pupilla. (See Illus. Diet. ) P. factitia. See 

 Pupil, Artificial (Illus. Diet.). P., Multiple, the 

 presence of bands dividing the pupil into several por- 

 tions due to persistence of portions of the fetal pupil- 

 lary membrane. Pupillae velum, the curtain of the 

 pupil. See Membrane, Pupillary (Illus. Diet.). 



Pupillate. (See Illus. Diet.) 2. In biology, resem- 

 bling the pupil of the eye. 



Pupilloscopy (pu-pil-os' -ko-pe). See Retinoscopy. 

 (Illus. Diet.). 



Puppis {pup' -is) [L. stern of a vessel]. The forehead. 

 P. os, the frontal bone. 



Pupula {pu'-pul-ah). See Pupilla (Illus. Diet.). 

 Pupulae, the tips or pulps of the fingers. 



Pural (pu'-ral). A disinfecting agent consisting of 

 powdered wood charcoal, saturated with a mixture of 

 menthol, carbolic and benzoic acids, and compressed 

 into cylinders, which are ignited for disinfection. 



Purana (pu-ran'-ah). East Indian vernacular for 

 surra or trypanosomiasis {q. v.). 



Purgatin, Purgatol (pur'-ga-tin, -ol). See Anthra- 

 pur pur in di acetate. 



Purgen (pur' -Jen). See Phenolphthalein. 



Purgerine (pur'-jer-en). A proprietary syrup of sen- 

 na ; laxative. 



Purging. (See Illus. Diet.) P. -berries, the fruit of 

 Khamnus cathartica, L. P. Root, the root of 

 Euphorbia collorata, Eng. P., White. See Diar- 

 rhea, Chronic Tropical (Illus. Diet.). 



Purgo {pur' -go). See Phenolphthalein. 



Purin {pu'-rin). The name given by E. Fisher to a 

 carbon-nitrogen nucleus occurring in many products 

 of tissue changes. P. -bases, P. -bodies, those de- 

 rived from purin by simple substitution of the various 

 hydrogen atoms by hydroxyl, amid, or alkyl groups ; 

 e. g . , adenin, hypoxanthin, guanin, xanthin, and the 

 methyl xanthins, theobromin, caffein, etc., together 

 with uric acid. [Raymond.] P.s, Endogenous, 

 those originating from nuclein cleavage during meta- 

 bolic processes. P.s, Exogenous, those derived from 

 the purin bodies of food stuffs. 



Purinometer (pit -rin-om' -et-ur) [purin; fierpw t 

 measure]. An apparatus consisting of a graduated 

 separator with a uniform bore for the clinical estima- 

 tion of urinary purins. 



Puro (pu'-ro). A meat juice, made by expression of 

 the meat. It contains 21^ of unchanged albumin. 



Puroform (pu'-ro- form). An antiseptic and disin- 

 fectant said to consist of a combination of zinc and 

 formic aldehyd, thymol, menthol, and eucalyptol. 



Puronal (/•//-ron-al . A proprietary antiseptic com- 

 pound said to contain acetanilid, 97.22$, and bis- 

 muth oxyiodid, 2.35'; . 



Purple. (See Illus. Diet.) P., Retinal. See P., 

 Wn**/ (Illus. Diet.). 



Purples. (See Illus. Diet.) 3. Swine fever. 



Purpura. (See Illus. Diet.) 2. Purple. P. alba, P. 

 alba benigna et maligna, miliaria. P.s, Henoch's, 

 a variety of purpura with gastrointestinal symptoms 

 occurring chiefly in young subjects ; also a rapidly 





