BIO SCI 75 Lecture Notes - Lecture 4: Corpus Luteum, Secondary Sex Characteristic, Follicular Phase
Document Summary
Difference between the inner and outer layers of the uterus. Ovulation-releasing of the eggs, occurs when the follicle ruptures and the ovulated oocyte is released. Corona radiata-outside around cells, provide nutrition for the egg. Follicular phase: ovulation occurs between these two. Luteal phase-longest phase: menstrual phase, menstrual cycle is between 21-35 days. Start of menstruation to start on menstruation: ovulation is about 14 days before menstruation. In ovaries during menstrual cycle: growing follicle, mature follicle, ovulation, corpus luteum, degeneration copus luteum. Uterus during menstrual cycle: uterus sheds its lining if no fertilization occurs. Hormones important for the female reproductive system: gnrh- controller from the hypothalamus. Promote maturation of female reproductive structures and also secondary sexual characteristics. What hormone foes this structure begin to produce. Primary follicle: when estrogen and progesterone levels are high fsh and lh release are inhibited. Lh levels let you know ovulation has occurred.
