When one burns wood or coal to produce heat, toxins are released in the form of smoke. The same happens when your body burns food for energy. This process is called metabolism and the toxic molecules produced as a result are called free radicals.
hormones, thyrotropic (thyroid-stimulating hormone [TSH]), n a pituitary hormone that regulates the growth and activity of the thyroid gland.ormones, thyrotropic (thyroid-stimulating hormone [TSH]), n a pituitary hormone that regulates the growth and activity of the thyroid gland.
TSH (also known as thyrotropin) is a glycoprotein consisting of: 1  a beta chain of 118 amino acids and. 2  an alpha chain of 92 amino acids. The alpha chain is identical to that found in two other pituitary hormones, FSH and LH as well as in the hormone chorionic gonadotropin.