Research is currently being carried out to identify the functions of GH in adult life.Ĭontrols the blood fluid and mineral levels in the body by affecting water retention by the kidneys. This hormone is secreted in large amounts during pregnancy and breast feeding, but is present at all times in both men and women. LH is also referred to as interstitial cell stimulating hormone (ICSH) in males. LH and FSH are known collectively as gonadotrophins. Stimulates the ovaries to produce oestrogen and progesterone and the testes to produce testosterone and sperm. TSH is also known as thyrotrophin.Ĭontrols reproductive functioning and sexual characteristics. Stimulates the thyroid gland to secrete its own hormone, which is called thyroxine. Stimulates the adrenal gland to produce a hormone called cortisol. The two sections of the pituitary gland produce a number of different hormones which act on different target glands or cells. Generally, the higher the amount of hormone that is in the blood, the greater the effect its the targets. Hormones are made in endocrine glands and passed from the cells of the gland directly into the blood flowing through the gland. The name hormone comes from the Greek word hormao meaning "I excite" and refers to the fact that each hormone excites or stimulates a particular part of the body known as the target gland. Hormones are chemicals which circulate in the blood stream and spread around the body to carry messages or signals to different parts of the body.
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