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  2. Human reproductive system - Wikipedia

    en.wikipedia.org/wiki/Human_reproductive_system

    The human female reproductive system is a series of organs primarily located inside the body and around the pelvic region of a female that contribute towards the reproductive process. The human female reproductive system contains three main parts: the vagina, which leads from the vulva , the vaginal opening, to the uterus; the uterus , which ...

  3. Mammalian reproduction - Wikipedia

    en.wikipedia.org/wiki/Mammalian_reproduction

    The mammalian male reproductive system contains two main divisions, the penis and the testicles, the latter of which are where sperm are produced and usually held in a scrotum. [5] In humans, both of these organs are outside the abdominal cavity , but they can be primarily housed within the abdomen in other animals.

  4. Sexual selection in humans - Wikipedia

    en.wikipedia.org/wiki/Sexual_selection_in_humans

    Femininity in the female face and voice provide cues to female reproductive hormones and reproductive potential. [105] Males tend to have lower pitched voices than females, likely due to male intrasexual competition, [ 106 ] but some evidence suggests that high female voice pitch may also be favored by male mate choice and function in ...

  5. Reproductive system - Wikipedia

    en.wikipedia.org/wiki/Reproductive_system

    The reproductive system of an organism, also known as the genital system, is the biological system made up of all the anatomical organs involved in sexual reproduction. Many non-living substances such as fluids, hormones , and pheromones are also important accessories to the reproductive system. [ 1 ]

  6. Sexual system - Wikipedia

    en.wikipedia.org/wiki/Sexual_system

    A sexual system is a distribution of male and female functions across organisms in a species. [1] [2] The terms reproductive system and mating system have also been used as synonyms. [3] Sexual systems play a key role in genetic variation and reproductive success, and may also have led to the origin or extinction of certain species. [4]

  7. Pregnancy - Wikipedia

    en.wikipedia.org/wiki/Pregnancy

    Women as well as intersex and transgender people who have a functioning female reproductive system are capable of pregnancy. In some cases, someone might be able to produce fertilizable eggs, but might not have a womb or none that can sufficiently gestate, in which case they might find surrogacy .

  8. Reproductive biology - Wikipedia

    en.wikipedia.org/wiki/Reproductive_biology

    The female reproductive system includes the structures involved in ovulation, fertilization, development of an embryo, and birth. [3] Human female reproductive structures. These structures include: Ovaries; Oviducts; Uterus; Vagina; Mammary Glands; Estrogen is one of the sexual reproductive hormones that aid in the sexual reproductive system of ...

  9. A Defense of Abortion - Wikipedia

    en.wikipedia.org/wiki/A_Defense_of_Abortion

    A Defense of Abortion is a moral philosophy essay by Judith Jarvis Thomson first published in Philosophy & Public Affairs in 1971. Granting for the sake of argument that the fetus has a right to life, Thomson uses thought experiments to argue that the right to life does not include, entail, or imply the right to use someone else's body to survive and that induced abortion is therefore morally ...