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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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This note was uploaded on 04/30/2009 for the course NTR 315 taught by Professor Steinman during the Spring '08 term at University of Texas.
- Spring '08