A09_4_02_001

充填内尿道口Filling internal urethral orifice(Ostium urethrae internum accipiens)

充填内尿道口【じゅうてんないにょうどうこう】 The closed orifice forms a flat sheet together with surrounding structures as the urinary bladder fills. The urethra is long.

Pocket atlas of human anatomy

 

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