The function of the testis is to produce sperm and male hormones, the following structure which produces sperm is ( ).
A: Tubulus rectus
B: Interstitial cell
C: Convoluted seminiferous tubule
D: Mediastinum testis
A: Tubulus rectus
B: Interstitial cell
C: Convoluted seminiferous tubule
D: Mediastinum testis
举一反三
- Which<br/>is wrong about the structure of testis? () A: Thetunica<br/>albuginea is thickened on the posterior<br/>surface of<br/>testis to form mediastinum B: The<br/>fibrous septa from mediastinum<br/>penetrates radially the testis, dividing it into pyramidal lobules C: Each<br/>lobule is occupied by 1-4 seminiferous tubules D: Theseminiferous<br/>tubules go into mediastinum testis to form rete testis E: The tubulus<br/>rectus go into mediastinum testis to form rete testis
- The cell in the testis that engulfs and digests the residual cytoplasm of sperm is A: spermatogonia B: interstitial cells C: Sertoli cells D: primary spermatocyts
- The structure of the testis does not include A: White film B: Straight seminiferous tubules C: Seminiferous tubules D: output tubule
- The least visible cell on the section of the seminiferous tubule in the testis section is A: spermatogonia B: primary spermatocyte C: sertoli cells D: secondary spermatocyte
- Which of the following is a germ cell? A: cells of the gonads B: intestinal cells C: sperm and eggs D: zygotes