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.
Follicle-stimulating hormone (FSH) is a glycoprotein hormone found in humans and other animals. It is synthesized and secreted by gonadotropes of the anterior pituitary gland, and regulates the development, growth, pubertal maturation, and reproductive processes of the body. FSH and luteinizing hormone (LH) act synergistically in reproduction.
-the follicles nourish and protect the oocyte during oogenesis, the formation and development of an ovum. -usu. one follicle matures and releases its egg during each menstrual cycle in the process of ovulation. -prior to ovulation, cells of the follicle produce the primary female sex hormone, estradiol.