外括约肌 meaning in English

external sphincter
sphincter external

Internal external anal sphincter m
肛门内外括约肌
M . sphincter ani externus
肛门外括约肌
Due to the toxin ' s pharmacological effect of inhibiting acetylcholine release from presynaptic neuromuscular junctions , botulinum a toxin has been used for the treatment of spastic urethral sphincter as well as detrusor overactivity associated with both neurogenic and non - neurogenic etiologies
基于它在药理学上可以抑制神经肌肉接合前之乙醯胆硷之释放，肉毒杆菌毒素也被应用于神经性因或非神经性因之尿道外括约肌痉挛及逼尿肌活性过强。