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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. Sex organ - Wikipedia

    en.wikipedia.org/wiki/Sex_organ

    The flowers of flowering plants produce pollen and egg cells, but the sex organs themselves are inside the gametophytes within the pollen and the ovule. [6] Coniferous plants likewise produce their sexually reproductive structures within the gametophytes contained within the cones and pollen. The cones and pollen are not themselves sexual organs.

  4. Follicular phase - Wikipedia

    en.wikipedia.org/wiki/Follicular_phase

    Follicular phase diagram of hormones and their origins Follicle-stimulating hormone (FSH) is secreted by the anterior pituitary gland (Figure 2). FSH secretion begins to rise in the last few days of the previous menstrual cycle, [ 3 ] and is the highest and most important during the first week of the follicular phase [ 4 ] (Figure 1).

  5. Pregnancy hormones - Wikipedia

    en.wikipedia.org/wiki/Pregnancy_hormones

    Hormones are synthesized in certain organs, including the ovaries, placenta, and pituitary gland. [1] These hormones have essential functions in pregnancy test , maintaining the uterine lining, fetal development, preventing premature labor , and the initiation and support of labor.

  6. 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]

  7. Sex hormone - Wikipedia

    en.wikipedia.org/wiki/Sex_hormone

    Sex hormones, also known as sex steroids, gonadocorticoids and gonadal steroids, are steroid hormones that interact with vertebrate steroid hormone receptors. [1] The sex hormones include the androgens , estrogens , and progestogens .

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