BIOMOLECULES AND ENZYMES

BIOLOGY

HORMONES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The hormone released by the anterior pituitary that stimulates the development of sperm and egg
A
luteinizing hormone
B
follicle stimulating hormone
C
thyroid hormone
D
thymopoietin
Explanation: 

Detailed explanation-1: -GnRH stimulates the pituitary gland to produce follicle stimulating hormone (FSH), the hormone responsible for starting follicle (egg) development and causing the level of estrogen, the primary female hormone, to rise.

Detailed explanation-2: -Luteinizing hormone (LH) is a glycoprotein hormone that is co-secreted along with follicle-stimulating hormone by the gonadotrophin cells in the adenohypophysis (anterior pituitary). Luteinizing hormone is a part of a neurological pathway comprised of the hypothalamus, the pituitary gland, and gonads.

Detailed explanation-3: -As in women, gonadotropin releasing hormone, or GnRH, is released in a pulsatile fashion, stimulating the release of follicle stimulating hormone (FSH) and leutinizing hormone (LH). In men, LH primarily stimulates testosterone production, while FSH stimulates the production of sperm.

Detailed explanation-4: -GnRH produced by the hypothalamus stimulates the production of both LH and FSH. FSH functions by stimulating ovarian follicular development in females and regulating spermatogenesis in males.

Detailed explanation-5: -The second is to trigger the surge of another hormone, luteinizing hormone (LH), which is released from the pituitary gland when estrogen levels are at their highest, prior to ovulation. This LH “surge” leads to ovulation of the egg (oocyte) from the dominant follicle.

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