Epididymis : They are long, highly coiled narrow tubules, which lie compacted along the testes from their upper ends to lower back sides. Greater development of sperms takes place in epididymis. It is divided into 3 parts (i) Caput epididymis, it is the head of epididymis, which is present at the head of the testes. (ii) Corpus epididymis. (iii) Cauda epididymis. Vas deferens : These are larger duct arises from cauda epididymis and reach upto seminal vesicles. Gubernaculum : It is a fibromuscular tissue which is elastic in nature which binds testis with scrotal sac.