[解剖学、组织学]女性膀胱（侧、后面观）The urinary bladder of female. Lateral aspect

图4 － 42女性膀胱、尿道（内面观）The urinary bladder and urethra of female .男性膀胱和尿道（正中矢状切面）The urinary bladder and urethra of Male .图4 － 44女性膀胱和尿道（正中矢状切面）The urinary bladder and urethra of Femal .男性尿道兼有排尿和排精的功能。起自膀胱的尿道内口，止于阴茎头的尿道外口。可分为三部分：前列腺部、膜部和海绵体部。尿道在行径中粗细不一，有三个狭窄、 ......