Gonads can be referred to as the reproductive structures of the human body. The hormones secreted by the structures include testosterone, progesterone, estrogen, gonadotropin, oxytocin and relaxin. Testosterone is the male hormone, and the female reproductive system secretes the remaining five hormones....
Mifepristone is one of the medications used in a medical abortion. It acts by blocking the effect of progesterone, one of the hormones important to the development of a pregnancy. The second medication involved is misoprostol, which contracts and empties the uterus. In Australia these two medicine...
If fertilization of the egg and implantation of the embryo has finally taken place, the secretory endometrium becomes a more specialized endometrium thanks to the effect of estrogens and progesterone: this is known as decidualization. The decidual or decidualized endometrium consists of a specialized ...
Something else that we need to mention is that the levels of sex hormones in men and women change naturally throughout the lifetime. For example, estrogen in women before adolescence is low. It is naturally higher after menstruation begins all the way until menopause when the body stops produc...
allowing cells to exchange proteins, lipids and genetic material. We have been studying the role of EVs as a potential mechanism for the protective effect of exercise in a range of diseases including cancer, cadiometabolic and...
Most pharmaceutical MHT preparations today contain estradiol, the exception being conjugated estrogens. Regulatory authorities recognise the same set of risks and benefits for both oestrogens. Oestrone is no longer commercially available and estriol exerts little or no effect on VMS although it is ...
What is a biogeochemical cycle? How does a birth control pill that contains synthetic estrogen and progesterone hormones work? Please explain. (A) What factors regulate the release of prolactin? (B) What are the clinical effects of hyperprolactinemia? (C) What are the causes of hyperprolactinemia...
Progesterone is naturally secreted by the ovary in the second two weeks of the menstrual cycle in reproductive age ovulating women.
Castration is the process of sterilizing an animal or person, either accidentally or intentionally. It's controversial, since...
While some people believe that using progesterone supplements or creams may lower the risk of miscarriage because the hormone thickens the uterine lining, there is no definitive proof that progesterone supplements prevent miscarriages. "Natural" progesterone creams containing wild yam extract do not actual...