K
| 跨膜信号传递 | Transmembrane signaling | 17 |
| 跨膜信号转换 | Transmembrane signal transduction | 18 |
| 跨膜静息电位 | Transmembrane reating potential | 28 |
| 快速（即早）基因 | Immediate-early gene | 24 |
| 快速射血期（相） | Rapid ejection period(phase) | 87 |
| 快痛 | Fast pain | 332 |
| 空间性总和 | Spitial summation | 37 |
| 抗凝物质 | Anticoagulant | 68 |
| 抗利尿激素 | Antidiuretic hormone | 259 |
| 可感蒸发 | Sensible perspiration | 232 |