1. The striated and polished surfaces are called slickensides. 有条痕的磨光面则称为擦痕面。
2. The pudendal nere provides the major nere supply to the striated sphincter and levator ani. 外括约肌和提肛肌的主要支配神经为阴部神经。
3. Howeer, because the striated urethral sphincter has similar innervation, patients are exercising this important muscle as well. 由于提肛肌和外括约肌的神经支配类似，所以在收缩提肛肌的同时，外括约肌也得到锻炼。
