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menstrual cycle |
Also found in: Medical, Wikipedia, Hutchinson | 0.05 sec. |
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menstrual cycle [′men·strə·wəl ′sī·kəl] (physiology) The periodic series of changes associated with menstruation and the intermenstrual cycle; menstrual bleeding indicates onset of the cycle. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| In this article, we propose that specific design features of female sexual desire have been shaped by selection and function to regulate shifts in the intensity and object of desire linked to the ovulation cycle. Consequently, Brenner says, there is little or no menstrual bleeding in these rhesus macaques, a species whose 28-day monthly ovulation cycle closely resembles that of people. Moreover, the researchers calculated that these 105 women each averaged 388 ovulation cycles in her life so far, nearly 30 full years' worth, while the ovarian cancer patients without the p53 protein surplus averaged only 342 cycles. |
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