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Unformatted text preview: Nutrition 315 Notes Preconception Fertility- ability to reproduce and have live birth Infertility- lack of conception after 1 year of unprotected sexual intercourse Subfertile- get pregnant but miscarry Female Reproduction Birth- women are born with eggs (about 7 million) Puberty- after puberty she is able to reproduce, puberty takes 3- 5 years and then menstrual cycle begins Adulthood- women can reproduce until 50 years old after that menopause occurs and no more menstrual cycle . Fertility begins to decrease at 35. Males Reproduction Birth- men are not able to make sperm Puberty- men can begin to reproduce Adulthood- fertility decreases at 35 but men keep producing sperm and impregnating Hormones of Reproduction- Brain Hypothalumus- responsible for hunger and reproduction Gonadotropin Releasing Hormone (GnRH)- stimulates the pituitary gland and releases: a. Follicle stimulating Hormone (FSH) b. Luteinizing Hormone (LH) c. (Both of FSH and LH affect Males and female reproductive...
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- Spring '08