The endocrine system document summarizes several important endocrine glands. It describes the location and functions of the adrenal glands, pancreas, ovaries, testes, pituitary gland and thyroid gland. The adrenal glands produce hormones and are located near the kidneys. The pancreas regulates blood sugar levels and aids digestion. The ovaries and testes are reproductive organs that also secrete hormones. The pituitary gland regulates several other glands and the thyroid produces hormones controlling metabolism.