12.1 (a) Male Reproductive System :
Fig : Male reproductive system.- Male reproductive system comprises of following parts :
(i) Testis (ii) Scrotum (iii) Vasa efferent
(iv) Epididymis (v) Vas deference (vi) Ejaculatory
duct
(vii) Urethra (viii) Accessory sex glands (ix) Penis
(i) Testis : - They are soft, smooth, pinkish, oval organs. They are housed
[present] in a sac like structure called as scrotum. Outer covering
is called as as tunicavaginalis. - It’s inner covering is called as tunica albuginea.
- Ingrowths of tunica albuginea are called as septa, that divide
the testis into 200-300 lobules.