【正确答案】in female: deep transverse perineal muscle(1)
urethra (1)
vergina (1)
urethrovaginal sphincter(1)
Ateries, veins and nerves(1)
in male: Deep transverse perineal muscle(1)
Bulbourethral gland (1)
Sphincter of urethra (1)
membranous part of urethra(1),
Ateries, veins and nerves(1)
【答案解析】