Made by Kellen Wagner, Elizabeth Westwood, and Amanda Waugh • Pelvic region of the body • Two female ovaries (one on either side of the body) • Ovaries are connected to uterus by fallopian tubes • Produces estrogen and progesterone • Estrogen- a steroid hormone that produces female characteristics for a human • Progesterone- released by the corpus luteum to prepare the uterus for pregnancy • Sex hormones • Inhibin- suppresses follicle stimulating hormones • Relaxins- found in pregnant females which relaxes muscles to make birth easier • Regulates menstrual cycle and pregnancy • Development of female body characteristics • Breasts • Body shape • Body hair • Help maintain homeostasis in the body • Negative feedback mechanism controlled by the female gonads would be melatonin • Positive feedback mechanism of the female gonads would be when the ovaries secrete oxytocin during birth • Oxytocin calms the body • Ovaries • • • • Androstenedione Progesterone Estrogens Inhibin • Uterus • Prolactin • Relaxin • Placenta • • • • • Progesterone Estrogens Human chrorionic gonadotropin Human placental lactogen Inhibin • Excess of hormones (estrogen) can cause a women to develop in inability to become pregnant • A lack of hormones can be very harmful to the body • Heavy menstrual bleeding can occur • Too little estrogen can cause issues with the absorption of vitamins • Hypogonadism- when ovaries are not producing enough sex hormones • This can usually cause Turner Syndrome, gonadal dysgenesis, and galactosemia • For hormonal imbalance, women can see a bioidentical hormone doctor and undergo bioidentical therapy • To treat various gland disorders doctors must replace hormones in the ovaries to try and copy the normal hormone production • Male gonads are located behind the penis in a skin pouch called the scrotum • Produce sex hormones called testosterone • Testosterone- a steroid hormone from the androgen group • Stimulate the formation of the sperm in the seminiferous tubules • Develop reproductive tissue • Increases… • Muscle size • Bone mass • Body hair • • • • Sustains spermatogenesis Maintains muscle bulk Maintains secondary sex characteristics Aids in erectile function • FSH stimulates the production of sperm cells • A follicle stimulation hormone released by the pituitary • LH (luteniziry hormone) stimulates production of testosterone • GnRH (Gonadotrophin-releasing hormone) is an antagonistic hormone found in the male gonads that reduces LH production, suppressin, and testosterone • The pituitary gland releases… • LH (hormone) • FSH (hormone) • GnRH (inhibitor) • If the gonads are not functioning properly, testosterone production might decrease, resulting in negative affects on… • Sexual function • Mood • Behavior • Muscle production • Bone density • Hormonal therapy is the most common treatment • Climophene citrate is often used to compensate for low testosterone in place of regular testosterone therapy • http://www.webmd.com/sex-relationships/guide/malereproductive-system • http://www.innerbody.com/image/repmov.html • http://kidshealth.org/parent/general/body_basics/male_repr oductive.html • http://www.nlm.nih.gov/medlineplus/femalereproductivesystem. html • http://www.patient.co.uk/health/the-female-reproductivesystem