Which of the following statements are correct-

(i) Each seminiferous tubule is lined on its inside by two types of cells called male germ cells and Sertoli cells.

(ii) Sertoli cells undergo meiotic divisions and provide nutrition to the germ cells.

(iii) The regions outside the seminiferous tubules called interstitial spaces, contain interstitial cells for secretion of inhibin.

(iv) Leydig cells synthesize and secrete testicular hormones called androgens.

(v) The male sex accessory ducts include epididymis and vas deferens.

(vi) The seminiferous tubules of the testis open into the vasa efferentia through rete testis.