Per´i-ne´´um. The space or area between the anus and the genital opening.
Pe-riph´e-ry. The outward part or surface.
Per´i-to-ne´´um. The serous membrane which lines the abdominal walls.
Per´i-to-ni´´tis. Inflammation of the peritoneum.
Per´i-stal´´sis. A worm-like movement by which the alimentary canal propels its contents.
Per-ni´cious. Tending to a fatal issue.
Phe-nom´e-non. Any remarkable appearance; any sign or objective symptom.
Phys´i-o-log´´ic. Pertaining to physiology.
Phys´i-ol´´o-gy. The science which treats of the functions of the living organism and its parts.
Phi-mo´sis. Tightness of the foreskin such that it can not be drawn back over the glans.