progesterone

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Definition/MeaningWord/Phrase
abortion-inducing drug (trade name RU_486) developed in France; when taken during the first five weeks of pregnancy it blocks the action of progesterone so that the uterus sloughs off the embryo abortion pill , mifepristone , RU 486
United States sexual physiologist whose hunch that progesterone could block ovulation led to the development of the oral contraceptive pill (1903-1967) Gregory Goodwin Pincus , Gregory Pincus , Pincus
second half of the menstrual cycle after ovulation; the corpus luteum secretes progesterone which prepares the endometrium for the implantation of an embryo; if fertilization does not occur then menstrual flow begins luteal phase , secretory phase
progesterone derivative used in oral contraceptives and in the control of menstruation and the treatment of abnormal uterine bleeding norethynodrel
(vertebrates) one of usually two organs that produce ova and secrete estrogen and progesterone ovary
any of a group of steroid hormones that have the effect of progesterone progestin , progestogen
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