Such a correlation has also been found in non-skeletal striated muscle-the urethrae sphincter of the guinea pig147. 這種肌纖維類(lèi)型特征間的相關(guān)性，也在非骨胳肌的橫紋肌，豚鼠的尿道括約肌上觀(guān)察到。
Pelvic floor muscle exercise is a kind of physiotherapy which increases the strength of the external sphincter by active contraction of the pelvic floor muscle. 骨盆底肌肉訓練是一種物理治療，藉由病人主動(dòng)式的收縮運動(dòng)，強化骨盆底肌肉，也隨之加強尿道括約肌的力量。
