BiologyMarch28th2007 - hormone 3 LH signals the testes to...

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Dustin Lee 33.2: Q1-3 Block C: Biology 1. The slow rise of estrogen signals the hypothalamus to slow the secretion of releasing hormone. In turn, the anterior pituitary secretes less FSH and LH 2. In males, rising levels of LH signal the testes to produce and secrete testosterone. The combination of FSH and testosterone stimulates sperm production within the testes. Increases in testosterone levels signal the hypothalamus to decrease secretion of releasing
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Unformatted text preview: hormone. 3. LH signals the testes to produce and secrete testosterone which signals FSH and FSH mixed with testosterone stimulates sperm production. In one of the ovaries, the rising levels of FSH cause one of the follicles and its oocyte start to mature. LH levels prevent additional follicles from developing....
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This note was uploaded on 09/21/2011 for the course BIOG 1110 taught by Professor Randywayne during the Spring '09 term at Cornell.

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