- The liver is made up of an enormous number of lobules of'?
In man the lobules are not disftinctl se arated one from the other,but in some animals, e.g.
- Vertical section through two goes retrogression, and the hepatic lobules of a pig.
About the fifth week of human embryonic life the tunica albuginea appears in the male, from which septa grow to divide the testis into lobules, while the epithelial cords form the seminiferous tubes, though these do not gain a lumen until just before puberty.
(in Capromys they are divided into minute lobules); and the gallbladder, though present in most, is absent in a few.