P
| 坪（平台） | plateau | 99 |
| 泊隶叶定律 | Poiseuilli’s law | 117 |
| 平静呼吸 | Eupn(o)ea (quiet breathing) | 152 |
| 排便 | Defecation | 211 |
| 排尿 | Micturition | 269 |
| 排尿欲 | Micturition desire | 266 |
| 排卵 | Ovulation | 415 |
| 皮肤温度 | Skin temperature | 231 |
| 皮质醇 | Cortisol | 398 |
| 皮质类固醇结合球蛋白 | Corticosteroid-binding globulin,CBG | 398 |
| 旁锥体系 | Parapyramidal system | 347 |
| 旁分泌 | Paracrine | 4 |