sphincter 的定义
Anatomy.
- a circular band of voluntary or involuntary muscle that encircles an orifice of the body or one of its hollow organs.
更多sphincter例句
- As for the cable anchors, their faces are the upper body equivalent of a failed sphincter nerve.
- Introduce the bulb of an ordinary clinical thermometer, well greased with vaseline, just within the sphincter ani.
- This sphincter opens automatically only in connection with the act of swallowing.
- Four or more sutures may be passed in this way, a final one bringing the cut ends of the sphincter ani together.
- Cases in which the perineum is apparently intact, but in which the sphincter is not united (Figs. 35, 36).
- If, however, the sphincter is intact and serviceable the fistula should be pared and the edges brought together by silk sutures.