- 1. U element
- [hard and heavy radioactive metallic element, atomic symbol U, atomic number 92. ( CSP )] (UMLS (CSP) C0041928) =Element, Ion, or Isotope =actinide;
| - 3. UES
- [The structure at the pharyngoesophageal junction consisting chiefly of the cricopharyngeus muscle. It normally occludes the lumen of the ESOPHAGUS, except during SWALLOWING. ( MSH )] (UMLS (NCI) C1451819) Upper Esophageal Sphincter;
=Body Part, Organ, or Organ Component; ; |