The structure of testis and male genital organ the testis was covered with rerous membrance in the surface . and filled with dens connective tissue in deep part . the essence of testis consisted of seminiferous and loose connective tissue between seminiferous 二)精巢以及雄性生殖管道的基本组织结构和发育变化大鲵精巢的表面覆以浆膜，其实质由精细管和精细管之间的疏松结缔组织构成。
