精曲小管 contorted seminiferous 附睾头 head of epididymis tubule 睾丸输出小管 睾丸小隔 efferent ductules of testis septula testis 睾丸纵隔 睾丸网 rete testis mediastinum testis 输精管 ductus deferens 睾丸小叶 lobules of testis 附睾体 body of epididymis 白膜 tunica alinea 附睾尾 tail of epididymis5 附睾头head of epididymis 睾丸输出小管 efferent ductules of testis 精曲小管 contorted seminiferous tubules 睾丸纵隔 mediastinum testis 睾丸小叶lobules of testis 睾丸小隔 septula testis 睾丸网rete testis 附睾体body of epididymis 输精管ductus deferens 附睾尾tail of epididymis 白膜tunica alginea