Define arrow. arrow synonyms, arrow pronunciation, arrow translation, English dictionary definition of arrow. n. 1. A missile having a straight thin shaft with a pointed head at one end and often flight-stabilizing vanes at the other, meant to be shot from a bow.
FSH stimulates the growth and recruitment of immature ovarian follicles in the ovary. In early (small) antral follicles, FSH is the major survival factor that rescues the small antral follicles (2â5 mm in diameter for humans) from apoptosis (programmed death of the somatic cells of the follicle and oocyte).
Approaching puberty and beginning menstruation, that girl has roughly 400,000 ovarian follicles left. As a girl or woman has her monthly cycle, between 10 and 20 of those follicles will begin to grow. Usually only one reaches the proper follicle size to trigger the release of the egg.The rest are harmlessly absorbed into the body. Follicle growth happens when a drop in estrogen ends up signaling your pituitary gland to release something called the Follicle-Stimulating Hormone (or FSH).pproaching puberty and beginning menstruation, that girl has roughly 400,000 ovarian follicles left. As a girl or woman has her monthly cycle, between 10 and 20 of those follicles will begin to grow. Usually only one reaches the proper follicle size to trigger the release of the egg.