A09_4_02_002

排尿時内尿道口Emptying internal urethral orifice(Ostium urethrae internum evacuans)

排尿時内尿道口【はいにょうじないにょうどうこう】 The urinary bladder descends as the pelvic floor becomes lax. The neck of bladder retracts like a funnel into the male urethra, which appears shortened.

Pocket atlas of human anatomy

 

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