PLASMA. The colorless fluid of the blood. PLETHORA. Overfullness of blood; repletion. PLEURA. The serous membrane covering the lungs. PLEURITIS. Pleurisy. PNEUMOGASTRIC. Belonging to the lungs and stomach; the eighth pair of nerves. POST MORTEM. After death. PRESENTATION. The part that presents. PRIMAPARA. A woman who bears her first child. PROCESS. A projecting part of bones. PROGNOSIS. A prediction as to the course and event of a disease. PROLAPSE. A falling down or falling out of a part. PROPHYLACTIC. A preventive. PROXIMAL. Nearest the heart. PRURITIS. Itching. PUERPERAL. Pertaining to childbirth. PUBIS. The anterior part of the bony pelvis. PULMONARY. Pertaining to the lungs. PURGATIVE. Cathartic. PURULENT. Having the character of pus or matter. PUS. The creamy liquid produced by suppuration. PUSTULE. Elevations of the skin containing pus. PYREXIA. Fever; the febrile condition. PYROSIS. Water brash. QUARANTINE. Inhibition of intercourse; isolation. QUARTAN. Recurring every fourth day. QUICKENING. The first motion of the fœtus felt by the mother. RALES. Sounds produced in the lungs when there is mucus in the air passages. RAMUS. A branch. RECTUM. The terminal part of the large intestines. REDUCTION. The restoring of displaced parts. REFRIGERANT. Cooling medicines which lessen the heat of the body. REGIMEN. The systematic use of the necessaries of life. REMISSION. Temporary abatement of symptoms. RENAL. Pertaining to the kidneys. RESECTION. Taking out a portion of bone. RESOLUTION. Gradual subsidence of a disease. RETROFLEXION. Being bent over backwards. RETROVERSION. Turning or falling backwards. REVULSIVES. Appliances which remove a disease by causing a determination to some other part. RHYTHM. Measured beat or movement. RICKETS. A disease of the bones. RIGOR. A slight tremor and chilliness. RIGOR MORTIS. Stiffening of the body after death. RUBEFACIENT. Making red and warm. RUPTURE. A protrusion of any of the contents of the belly through the parietes. SACCHARUM. Sugar. SACRUM. The os sacrum or os basilaire. SAGITTAL. The name of a suture that unites the parietal bones. SALT. A compound of an acid and a base combined chemically. SANATIVE. Curative; sanitary. SANGUINEOUS. Full of blood. SANIES. A thin fluid discharged from an ulcer, having some of the properties of pus and blood. SARCOMA. A tumor of a fleshy consistence. SORDES. An accumulation of foul secretions upon the teeth. SATURATION. The union of one substance with another till no more can be received. SCARIFICATIONS. Making small incisions. SCIATIC. Pertaining to the hip. SCIRRHUS. A hard, knotty, cancerous tumor. SCYBALA. Hard lumps of feces. SECRETION. The vital action by which substances are separated from the blood.