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盆腔器官包括下泌尿道、下消化道及性生殖器系统等,且多为管(囊)腔器官。盆腔器官的功能活动可分为2种形式:贮存与排泄,并进行着周期性的转换。空(囊)腔在贮存时能保持适当的顺应性且出口完全禁闭,在排泄时则逼出力量增强,同时禁闭力量(括约肌收缩)减弱、消失,两者相互协调一致
Pelvic organs include the lower urinary tract, lower gastrointestinal and genital system, etc., and more for the tube (capsule) cavity organ. Pelvic organ functional activity can be divided into two forms: storage and excretion, and carried out a cyclical conversion. Empty (bladder) cavity in the storage can maintain proper compliance and the export is completely confined, when excreted, then extract the power to enhance, while the confining power (sphincter contraction) weakened, disappeared, both coordinated with each other