Hormones are chemicals synthesized and produced by the specialized glands to control and regulate the activity of certain cells and organs. These specialized glands are known as endocrine glands.
These chemical messages allow the body to regulate various cell processes such as sleep, growth, blood glucose level, sexual reproduction, and controlling stress.
Hormone that stimulates follicle rupture:
Luteinizing hormone (LH) stimulates the rupture of the follicle for ovulation.
This hormone is secreted by the pituitary gland.
There is an LH surge just before ovulation in the middle of the menstrual cycle.