Taenia saginata is a flatworm (Class Cestoda, Order Cyclophyllidea, Family Taeniidae) with a two-stage life cycle: adult (in the definitive host) and larval (in the intermediate host ). It lives in the human small intestine, usually just a single specimen at a time.
Sterilization is a permanent form of birth control that is extremely effective at preventing pregnancy. But it is difficult to reverse if you change your mind, and it does not protect against STDs. Both men and women can be sterilized.
The Rift Valley fever virus (RVFV), a three-segmented RNA virus, belongs to the Phlebovirus genus of the Bunyaviridae family. The Bunyaviridae family includes viruses that cause many other serious diseases in both animals and humans
The reliability of ovarian function, both hormonally and reproductively, peaks in the mid-to-late twenties. Beginning in the early thirties, there is epidemiologic evidence of a decline in fertility
Intrauterine devices are plastic, polyethylene devices impregnated with barium sulfate to make them radiographic, now containing copper or progesterone, which stay in the uterine cavity. They cause a sterile spermicidal inflammatory reaction
Human puberty is defined as the transition between the juvenile state and the mature reproductive state when secondary sex characteristics develop and fertility is achieved. It is composed of the relatively synchronous processes of adrenarche and gonadarche
Suppositories and film must be placed at least 15 minutes before intercourse to allow adequate dispersion. Spermicides might slightly decrease the risk of sexually transmitted infection (by approximately 25%).
One can analyze the menstrual cycle from many different points of view. The lay person is primarily aware of episodic uterine bleeding, the more or less regular interval between the bleeding episodes, and the interruption of the cycles by pregnancy.
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