A&P II Notes May 3

A&P II Notes May 3 - Anatomy & Physiology II Notes...

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Reproduction cont. Female Hypothalamus begins to release gonadotropin releasing hormone which releases gonadotropins  that act of the ovaries FSH stimulates granulosa cells (cells around egg cells) to produce estrogen LH acts on thecal cells that produce androgens (testosterone) which are then taken up by the  granulosa cells that convert it to estrogen Ovulation – release of egg cell that has completed the first meiosis division and a few follicular  cells with it After ovulation, the follicular cells that have been left behind become the corpus luteum  (structure that produces progesterone) o Corpus luteum – lasts for a few weeks, if pregnancy occurs it is maintained and continues  to produce progesterone Menstrual cycle – 28 day cycle (varies), beginning is the first day of bleeding,  o Endometrium – tissue layer that builds up in the uterus in preparation for pregnancy, 
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This note was uploaded on 04/18/2008 for the course BI 132 taught by Professor Halpern during the Spring '07 term at BC.

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A&P II Notes May 3 - Anatomy & Physiology II Notes...

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