| 释义 |
physiologic sphincter phys·i·o·log·ic sphinc·tera section of a tubular structure that acts as if it has a band of circular muscle to constrict it, although no such specialized structure can be found on morphologic examination. Synonym(s): functional sphincter, radiologic sphincterphys·i·o·log·ic sphinc·ter (fiz'ē-ŏ-loj'ik sfingk'tĕr) A section of a tubular structure that acts as if it had a band of circular muscle to constrict it, although no such specialized structure can be found on morphologic examination.
Synonym(s): radiologic sphincter. |