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FOLLICLE-STIMULATION HORMONE (FSH)

secreted by the pituitary gland to stimulate maturation of the egg cell (ovum)

FSH & LH

are secreted after the onset of menstruation

LITEINIZING HORMONE (LH)

a hormone secreted by the anterior pituitary gland that stimulates ovulation in females

LITEINIZING HORMONE

after ovulation, this in particular influences the maintenance of the corpus luteum & its production of estrogen & progesterone

NEGATIVE FEEDBACK LOOP

a hormonal interaction whereby a high level of hormones shuts off production of another set of hormones

IUD

intrauterine device

IUD

some release hormones locally that prevent implantation & decrease heavy menstrual periods

MENOPAUSE

when all of the ova are used up & secretion of estrogen from the ovaries lessens, this begins

MENOPAUSE

premature begins before age 45, whereas delayed this occurs after age 55

HORMONE REPLACEMENT THERAPY

given orally or as a transdermal patch or vaginal ring

HORMONE REPLACEMENT THERAPY

it relieves the symptoms of menopause & delays the development of weak bones (osteoporosis)

ORAL CONTRACEPTIVES

work by negative feedback

ORAL CONTRACEPTIVES

contain variable amounts of estrogen & progesterone, which causes blood levels of these hormones to rise

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