变阈性的：影响组织对刺激的反应的
习惯用语negatively bathmotropic
负变阈性的：降低对刺激的反应的positively bathmotropic
正变阈性的：提高对刺激的反应的- Uritone
- uroacidimeter
- uroammoniac
- uroanthelone
- uroazotometer
- urobenzoic acid
- urobilin
- urobilinemia
- urobilinogen
- urobilinogenemia
- urobilinogenuria
- urobilinoid
- urobilinoiden
- urobilinuria
- urocanase
- urocanate
- urocanate hydratase
- urocanic acid
- urocele
- urocheras
- urochezia
- Urochordata
- urochordate
- urochrome
- urochromogen