In<br/>testis, spermatogenic cells exclude() A: spermatogonium B: primary spermatocyte C: Supporting cells D: Secondary spermatocyte E: Spermatid

Which of the following cells in the testis contain the most smooth endoplasmic reticulum?() A: Spermatogonium B: Leydig cell C: Smooth muscle cell D: Sertoli cell E: Spermatid

Structure of blood testis barrier, excluding: A: capillary endothelium and basement membrane B: connective tissue C: seminiferous basement membrane D: spermatogonium E: close connection of Sertoli cells

The structure that constitutes the blood-testis barrier does not include A: capillary endothelium and basement membrane B: cell connection between spermatogonium C: tight juntion between sustentacular cell D: spermatogenic epithelial basement membrane