NUTR 2050 Lecture Notes - Lecture 7: Amenorrhoea, Insulin Resistance, Ovulation
3 Oct 2016
School
Department
Course
Professor
Document Summary
From latin fertillis: commonly taken to mean ability to bear children. Infertility: inability to bear children: fecundity: biologic ability to bear children. Infecundity: biological inability to bear children after 1 year. Subfertility: reduced level of fertility or early pregnancy losses. Infertility rate: about 18% of couples subfertile. ~44% of these will conceive with no intervention in 3 years. Healthy couples have a 20-25% chance of diagnosed pregnancy within a single menstrual cycle. New section 1 page 1: key terms. Puberty: period in which humans become biologically capable of reproduction. Ova (singular: ovum): female reproductive cells that are produced & stored in the ovaries. Follicle: cellular structure in ovary where an ovum matures. Occurs over the course of 3-5 years: reproductive systems begin to develop within the first months after conception. Born with a life-time supply of approximately 7 million immature ova. During fertile years (i. e. between menarche and menopause) about 400-500 ova will mature & be released.
