PYOSAPREMIA 



1223 



PYRETOGEXESIA 



rmation of pus in the oviduct or the Eustachian 



yosapremia (pi-o-sap-re* -me-ah) [tzvov, pus ; ffax- 

 uoc, rotten ; alua, blood]. Infection of the blood by 

 putrid pus. 



yoscheocele (pi-os f - ke-o -sel) [irvov, pus ; bax^cv, 

 scrotum; Kif/.ij, tumor]. A suppurative swelling of 

 ihe scrotum. 



voscope (pi'-o-skop) \jzioc, colostrum; oko— elv, to 

 examine]. An instrument for determining the rich- 

 of milk by its color. 



yosepthemia (pi-o-sep-the' '-me-ah ). Synonym of 

 Pyo-*eptiiemia. 



yo-septicemia (pi-o-sep-tis-e' -me-ah ) [Trior, pus ; 

 osis ; alfia, blood]. The association of pyemia 

 and septicemia, 

 'osis pi -o'- sis) [—vov, pus]. I. Suppuration. 2. 



' Suppuration of the eye. 



"ospermatocyst (pio-sper'-mat-osist) [rrior, pus ; 

 . seed ; Ktaric, cyst] . The accumulation of 



i pus in a spermatic vesicle, 

 ostercorous (pi-0-stcr* -kor-us) [~ iov, pus ; stercus, 

 feces]. Pertaining to purulent discharges from the 

 Dowels. 

 'othorax (pi-o-tho / -rahs) [ttvov, pus; t)upa~, thorax]. 



i The accumulation of pus in the pleural cavity ; em- 

 Dyema. 



'Otorrhea (pi-o-lor-e'-ah ) [rrrw, pus ; ore, ear ; poia, 

 \ flow] . Purulent otorrhea. 



oxanthin, Pyoxanthose ( pi-o-zan' -thin, pi-o-zan' - 

 : ifioc , yellow] . A yellow coloring- 



. extractive sometimes found in pus, and resulting from 

 Jie oxidation of pyocyanin, q. v. 



Ij'ozemia (pi-n-ze' -me-ah) [Trior, pus; Zvui/, a ferment]. 

 The constitutional condition dependent upon the pres- 

 ence of a pus. Probably an intoxication, in contra - 



; distinction to pyemia, which is an infection. 



■rah). Synonym of Anthrax. 

 jTacetic Acid (pi-ras-e / -tik). Synonym of Pyrolig- 



l neous Acid. 



yramid (pir'-am-id) [ttt/xiju/c] . Any conic eminence 



|of an organ, as P. of the cerebellum, P. of the tym- 

 panum, etc. Ps., Anterior (of the Oblongata), the 

 :wo pyramidal bundles of white matter, one on either 

 side of the ventral median fissure of the medulla. 

 They are continuous with the ventral columns of the 

 ipinal cord, except the decussating bundles, which are 

 :ontinuous with the deeper portions of the lateral 



j :olumns of the cord. P. of the Cerebellum, a conic 



projection forming the central portion of the inferior 



vermiform process. Ps.. Cortical. Synonvm of Ps. 



tighi. Ps. of Ferrein, a prolongation of the 



striae of the Malpighian Pyramids into the cortex. 



rhey are also known as medullary rays. Ps., Giant, 



: Betz's name for the large pyramidal cells of the cortex 



i )f the paracentral convolution of the human brain. 

 ?-, Lateral. Synonym of Restiform Body. P. of 

 Light, the triangular reflection from the normal mem- 

 brana tympani. Ps., Malpighian, the conic masses 

 romposing the medullary substance of the kidneys. 

 ITiere are from eight to eighteen. Ps., Posterior 

 of the Oblongata), two narrow bundles of white mat- 

 ter placed one on either side of the dorsal median 



jtissure of the oblongata. They are continuous with 

 the dorsal median columns of the spinal cord. 

 ramidaHpir-am'-id al) [-vpafiic, pyramid]. Shaped 

 ike a pyramid. P. Tracts. See Tracts. 

 ramidale (pir-am-id-a f -le) [Tzvpafiic, pyramid]. The 



' uneiform bone of the carpus ; the os pyramidale. 

 ramidalis (pir-am-id-a'-lis). See Muscles , Table of. 

 ramidate (pir-am'-id-at) [xvpafiiq, pyramid]. In 



, )iology, pyramidal. 



Pyramis (pir^-am- is). Synonym of Pyramid. P. 

 cerebelli. See Pyramid of the Cerebellum. 



Pyrazol (pi'-raz-ol) [~vp, fire; azotum, nitrogen], Cj- 

 H 4 N,. A derivative of pyrrol, crystallizing in color- 

 less needles, melting at 70 C, and boiling at 185 C. 



Pyrazolin (pi-raz / -o-lin) [irrp, fire; azotum, nitrogen], 

 C 3 H 6 X 2 . A reduction-product of pyrazol. 



Pyrazolon (pi-raz / -o-ton) [~i'p, fire ; azotum, nitrogen], 

 C 3 H 4 N 2 (). An oxidation-product of pyrazolin. 



Pyremetin (pi-rem'-et-in) [irvpifv, mass ; Eftsaic, vomit]. 

 A substance obtained from impure creasote ; it has 

 emetic properties. 



Pyrene (pi f -ren) [rrtp, fire], C 16 H I0 . I. A hydrocarbon 

 occurring in the " stubb-fat " obtained from the distil- 

 lation of the " stubb. " It is sparingly soluble in hot 

 alcohol, readily in ether, benzene, and carbon disul- 

 phid; it crystallizes in colorless leaflets or plates, and 

 melts at I48 C. 2. A hydrocarbon occurring with 

 fluoranthene in the highest fractions of coal-tar. 



PyTene (pi'-ren) \izvpip>, the stone of a fruit]. In 

 biology, a nutlet ; the stone of a small drupe. 



Pyrenematous ( pi-ren-em' '-at-us) \jcvpijv, mass; aiua, 

 blood]. Pertaining to, or having nucleated red cor- 

 puscles. 



Pyrenemia (pi - ren -e / - me-ah ) [ TrvpTjv, mass; dlua, 

 blood]. The existence of nucleated red cells in the 

 blood. 



Pyrenin (pi-re / -nin) \irvp, fire]. In biology, the name 

 given by Schwartz to the substance composing nucleoli, 

 as distinguished from the nuclear membrane, amphi- 

 pyrenin. 



Pyrenium (pi-re / -ne-um) (Viyjjywov, dim. of Tmpijv, the 

 stone of a fruit]. In biology, the hypothecium of a 

 nucleiform apothecium. 



Pyrenocarp (pi-re* -no-harp) [xi»pyv, the stone of a fruit ; 

 Kap-6c, fruit]. In botany, a drupe. 



Pyrenocarpous (pi-re-no-kar* -pus) \Trvpijv, the stone of 

 a fruit; napnoc, fruit]. Resembling or pertaining to 

 a pyrenocarp. 



PyTenodeine (pi-re-no / -de-in) [impi/v, the stone of a 

 fruit ; floor, form]. Same as Pyrenoid. 



Pyrenoid ( pi-re* -noid) [irvpifv, the stone of a fruit; 

 eldoc, form]. The name given by Schmitz to the 

 small, bright globules found imbedded in the chro- 

 matophores of green algae and of certain invertebrates, 

 and having the reactions of nuclein and the function 

 of forming starch and similar carbohydrates. 



Pyrenomycetes (pi-re-no-mise* -tez) [^rvpifv, the stone 

 of a fruit ; fivKqc, fungus]. An order of ascomycetous 

 fungi. 



Pyretetiology (pi-ret-e-te- ol'-o-je) [-rpn-dc, fever; 

 atria, cause ; ?6yoc, science]. The study of the eti- 

 ology of fevers. 



Pyrethrum (pi-re' -thrum) [iripedpov, a certain plant]. 

 Pellitory. The dried root of Anacyclus P. It con- 

 tains a resin, a volatile oil, and sugar. When taken 

 into the mouth, it increases the flow of saliva, and is 

 used as a masticator}- in dry conditions of the mouth, 

 in relaxed states of the throat, and in aphonia ; also in 

 headache and facial neuralgia. It is valuable mainly as a 

 masticatory and sialagogue. Dose 3 ss— j. P., Tinct., 

 20 per cent, strong — used externally. Dose of the 

 British tincture TTlxv-^j. P. roseum, Persian 

 Pellitory. The powdered flower-heads are used as an 

 insecticide. See Buhach. 



Pyretic (pi-ret f -ik) [-rvperog, fever]. Pertaining to or 

 affected with fever. 



Pyreticosis (piret-ik-o'-sis) \izvper6q, fever]. Fever- 

 ishness. 



Pyretogenesia, Pyretogenesis (pi-ret-o-jen-e / -ze-ah , 

 ( pi-ret-o-jen' -es-is) \Trvper6c, fever; ytvtaic, origin]. 

 The origin and progress of fever. 



