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Progesterone
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∙ 14y ago
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How can FSH be the cause of not producing eggs?
FSH, secreted by the Pituitary gland,stimulates the secretion of Oestrogen from the ovaries, Oestrogen in turn stimulates the secretion of LH by the pituitary and inhibits the secretion of FSH, LH then stimulates ovulation (the release of an egg). Without FSH this chain reaction does not happen.
What hormones control the secretion of FSH?
There are 2 hormones that regulate the secretion of follicle stimulating hormone (FSH):activin = stimulates (or "activates") the secretion of FSHinhibin = inhibits the secretion of FSH
The corpus luteum secretes progesterone in response to?
inhibits the production of FSH and LH.
What is the hormone gonadotropin-releasing hormone?
It is produced by Hypothalamus.It stimulates secretion of FSH and LH by Pitutory.
What causes the peak in luteinizing hormone?
In the beginning of the menstrual cycle, LH and FSH stimulate the ovaries to make estrogen. During this time, there is a negative feedback loop, so levels of all three hormones are rather low. Eventually, as the estrogen levels slowly creep up, there comes a time when it switches from negative feedback to positive feedback (not exactly sure what the biochemical basis of this is), and LH and FSH levels skyrocket (estrogen levels go up to, but not as sharply, and there is always more LH than FSH). The LH surge causes ovulaton. The corpus luteum starts secreting progesterone, which inhibits LH and FSH secretion in a negative feedback manner, and so FSH and LH levels drop sharply.
Which hormone requires a releasing hormone from the hypothalamus for its secretion?
All the hormones from posterior Pitutory.They are FSH,LH,TSH,GH,Prolactin and AcTH.
Where are LH and FSH produced?
Gonadotropic hormones FSH (Follicle stimulating hormone) and LH (Luteinizing hormone) are produced and secreted by the gonadotrophs in anterior pituitary. These are the trophic hormones that act on the ovaries and testes. Required for ovulation, spermatogenesis, biosynthesis of estrogens and androgens. They are also used therapeutically to promote fertility. Their secretion is regulated by the hypothalamus GRH (gonadotropin releasing hormone), where GRH stimulates the release of FSH and LH and FSH and LH feedback and decreases levels of GRH release. Estrogens and androgens also feedback and inhibit the gonadotrophs in the pituitary and feedback on the hypothalamus.
What hormones does pituitary produce?
FSH and LH.
What does fsh and lh hormoes target?
fish
What LH and FSH known together?
gonadotropins
How do fsh n lh help in pcos?
In PCOS patient there is Elevated level of LH where dr cannot use HMG, coz HMG has FSH and LH in 1:1 ratio. AS LH levels r high in PCOS patient no need to give LH. so in those patient Dr's can use on FSH for follicular growth.
What does testosterone do to FSH and LH prior to puberty?
Catalyzes
