Testicle fetal abdomen to the inguinal ring and beyond to the inguinal canal and into the scrotum. In most cases (97% full-term, 70% preterm), both testes have descended by birth. In most other cases, only one testis fails to descend (cryptorchidism) and that will probably express itself within a year. The testes grow in response to the start of spermatogenesis. Size depends on lytic function, sperm production (amount of spermatogenesis present in testis), interstitial fluid, and Sertoli cell fluid production. After puberty, the volume of the testes can be increased by over 500% as compared to the pre-pubertal size. Testicles are
Return to the Centre of the Earth the original book of "Journey", a new story, set two hundred years later, around three travellers who followed the original route but descend from a different entrance so they could experience a new journey. Wakeman purposefully unassigned names or genders for the travellers, "because they could be the person listening". Wakeman's new idea was well received by the three record companies, and he was asked to produce a demo tape of some songs, narration, and orchestral parts. However, a problem arose when Wakeman was asked about his backing band as he wished for them and the orchestra not to be