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  2. Ovary - Wikipedia

    en.wikipedia.org/wiki/Ovary

    At maturity, ovaries secrete estrogen, androgen, [13] [14] inhibin, and progestogen. [15] [16] [2] In women before menopause, 50% of testosterone is produced by the ovaries and released directly into the blood stream. The other 50% of testosterone in the blood stream is made from conversion of the adrenal pre-androgens ( DHEA and ...

  3. Estradiol - Wikipedia

    en.wikipedia.org/wiki/Estradiol

    Estradiol (E2), also called oestrogen, oestradiol, is an estrogen steroid hormone and the major female sex hormone. It is involved in the regulation of female reproductive cycles such as estrous and menstrual cycles .

  4. Estrogen - Wikipedia

    en.wikipedia.org/wiki/Estrogen

    The metabolic clearance rate of a steroid is defined as the volume of blood that has been completely cleared of the hormone per unit time. The production rate of a steroid hormone refers to entry into the blood of the compound from all possible sources, including secretion from glands and conversion of prohormones into the steroid of interest ...

  5. Theca of follicle - Wikipedia

    en.wikipedia.org/wiki/Theca_of_follicle

    A depiction of the ovarian cycle in animals. In human adult females, the primordial follicle is composed of a single oocyte surrounded by a layer of closely associated granulosa cells. In early stages of the ovarian cycle, the developing follicle acquires a layer of connective tissue and associated blood vessels. This covering is called the theca.

  6. Here's Why Testosterone Is a Female Hormone, Too - AOL

    www.aol.com/heres-why-testosterone-female...

    Research on women and testosterone has been limited, but as more is done, experts are seeing that the hormone affects the female sex drive, just as it does the male. It also plays an essential ...

  7. Menstrual cycle - Wikipedia

    en.wikipedia.org/wiki/Menstrual_cycle

    Menstrual cycle The menstrual cycle is a series of natural changes in hormone production and the structures of the uterus and ovaries of the female reproductive system that makes pregnancy possible. The ovarian cycle controls the production and release of eggs and the cyclic release of estrogen and progesterone. The uterine cycle governs the preparation and maintenance of the lining of the ...

  8. Heterocrine gland - Wikipedia

    en.wikipedia.org/wiki/Heterocrine_gland

    Endocrine function: This involves the secretion of hormones directly into the bloodstream. Pancreas produces hormones such as insulin and glucagon, which help regulate blood sugar level. Insulin is released when blood sugar levels are high, and it promotes the uptake of glucose by cells, reducing blood sugar (hypoglycemia).

  9. Reproductive system - Wikipedia

    en.wikipedia.org/wiki/Reproductive_system

    Hormones produced by the ovaries prepare the uterus to receive the ovum. The ovum will move through her fallopian tubes and awaits the sperm for fertilization to occur. When this does not occur, i.e. no sperm for fertilization, the lining of the uterus, called the endometrium , and unfertilized ova are shed each cycle through the process of ...