260 GLOSSARY. 



PAL'MAR. Relating to the palm of the hand. 



PAN'ORE-AS (Gr. Ttat, Karros, pas, pantos, all, and xpsaS, kreas, 

 flesh). A long, flat gland situated near the stomach ; in the lower 

 animals the analogous organ is called the sweet-bread. 



PA-PIL'L^E (L. papil'la). The minute prominences in which termi- 

 nate the ultimate fibres of the nerves of touch and taste. 



PA-RAi/r-srs. A disease of the nervous system marked by the !;/s 

 of sensation, or voluntary motion, or both ; palsy. 



PAR-A-PI.E'GI-A (Gr. Ttapa.7fXrf(5(5Ga, paraplesso, to strike amiss). A 

 form of paralysis affecting the lower half of the body. 



PA-TEL' LA (L. dim. of pat'ina, a pan). The knee-pan; a small 

 bone. 



PEL'VIS (L.). Literally a basin ; the bony cavity at the lower part of 

 the trunk. 



PEP'SIN (Gr. TteifcGo, pepto, to digest). The organic principle of the 

 gastric juice. 



PER-I-STAL'TIC MOVE'MENTS (Gr. XEpttfrsAXco, peristello, to contract). 

 The slow, wave-like movements of the stomach and intestines. 



PER-I-TO-NE'UM (Gr. TtspireivGo, penteino, to stretch around). The 

 investing membrane of the stomach, intestines, and other abdom- 

 inal organs. 



PER-SPI-RA'TTON (L. persptro, to breathe through). The sweat, or 

 watery exhalation of the skin ; when visible, it is called sensible 

 perspiration, when invisible, it is called insensible perspiration. 



PE'TROUS (Gr. xsrpa, petra, a rock). The name of the hard portion 

 of the temporal bone, in which is situated the drum of the ear and 

 labyrinth. 



PHAR'YNX (Gr. cpdpvyk, pJiarunx, the throat). The cavity between 

 the back of the mouth and gullet. 



PHYS-I-OL'CMSY (Gr. <pv<5i$, phusis, nature, and Ad^o?, logos, a dis- 

 course). The science of the functions of living, organized beings. 



PI'A MA'TER (L.). Literally, the tender mother; the innermost of the 

 three coverings of the brain. It is thin and delicate ; hence the 

 name. 



PLEU'RA (Gr. nXEvpa, a rib). A membrane covering the lung and 

 lining the chest. There is one for each lung. 



PLEU'RI-SY. An inflammation affecting the pleura. 



PNEU-MO-GAS'TRIC (Gr. TCVEVJJ.&V, pneumon, the lungs, and ya6Ti)p t 

 gaster, the stomach). The name of a nerve distributed to the lungs 

 and stomach ; it is the principal nerve of respiration. 



PNEU-MO'NIA (Gr.). An inflammation affecting the air-cells of the 

 lungs. 



