United States or Estonia ? Vote for the TOP Country of the Week !
The gonads are among the oldest organs, the few other organs that we find in the Platodes between the gut-wall and body-wall being later evolutionary products. They often have a number of branches. They are first met in the Turbellaria, and have been transmitted direct from these to the Vermalia, and from these to the higher stems.
In the female this was dark eosin colour, in the male yellowish eosin. But this case differs from the characters particularly under consideration here in two points: there is no suggestion that it was adaptive, or that it was influenced by hormones from the gonads.
In some cases, where the activity of the gonads is limited to a particular season of the year, the sexual characters or organs are developed at this season, and then disappear again, so that there is a periodic development corresponding to the periodic activity of the testes or ovaries.
The consideration of the subject involves two questions: What are the exact effects of the removal of the gonads in male and female? By what means are these effects brought about, what is the physiological explanation of the influence of the gonads on the soma?
A state of lability of cells at a point because of increased or decreased use. An increased or decreased appropriation by them of the hormone controlling their function. A corresponding increase or decrease in function of the gland of internal secretion and so, An increased or decreased representation of it in the reproductive sex cells in the gonads.
All is for love, and all is because of the love in the blood that is manufactured unconsciously by a few hidden cells. We need a detailed examination of the various forms of expression art has differentiated into, in its relation to exhibitionism and as effects of the circulating libido-producing substance of the gonads.
Word Of The Day