NPB 010 Lecture 25 Reproduction with Ovaries PDF
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Uploaded by CongratulatoryGauss
UC Davis
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Summary
These lecture notes cover reproduction with ovaries, discussing hormones, cycles, and morphology. The notes detail how the hypothalamus and pituitary hormones work together in the process. They also explain the fertile window and the length of the menstrual cycle.
Full Transcript
NPB01O Lecture 25 "lky 4 Reproduction with ovaries blood circulate reopend - How does respiration -z Reproduction with ovaries ↳ makes hormones estrogen/progesterone ↳...
NPB01O Lecture 25 "lky 4 Reproduction with ovaries blood circulate reopend - How does respiration -z Reproduction with ovaries ↳ makes hormones estrogen/progesterone ↳ makes oocytes (eggs) month makes I per - best egg possible too W 28 days long out I much shorter signalling of sync reduced rushing through - egg fertility development. (infertility diagnosis after 12 month = of unprotected sex without pregnancy ( , & ↳ maintains pregnancy Coordinate ↳ day cycles 28 Forais Hypothalamus-pituitary a all need to be in sync 3 Morphology (what it looks like > - D ovary I · · · with eggs : · fallopian tube, m - - Tfimbrige canSted I eggs uterus lost in ↑ menstruation cerrix raging Endometriosis : some endometrium ends to home a up inbodycavityresponding & Fearly development all future eggs already develop initially a million 3 infancy puberty , 10 , 000 remain stuck in meiosis (chromosome reducing cell division) from 12-soish - no years once in z8 days we mature DovulateI egg uox13 ~ 520 eggs needed over time quality reduces Cy risk for genetic diseases) monthly - 120 day) non-pregnant cucle Marian ovulation Hormone ↳ rosteron levels Inurturing in a 2 Y starte unfertilized granulosa period · 8 9 z - it dies after latia primary > - -b corpus dies follicle secondary is Irteum stays in progesterone drops Y follicles - estrogen do ovary again - production Is making start - 14 rogesterone ( 28 follicular phase luteal phase G follicular phase can vary > - determines cycle lukeal phase is in days duration. Fertile window - ovulation + zu hours I + 3 days - before (as sperm survives 3 days) Hypothalamus / pituitary hormones) & FSH = follicle Stimr - lating hormone # Hormone (H luteinizing = hormone levels FSH 2H................. --------- im - I I Lin z 28 days · ansulation Ericycle dining Also is a mucus I in todays menstruation - proliferative phase secretory phase => caused caused by estrogen by progesterone
