Endocrine glands help to regulate metabolic processes, and perform this together with their hormones. These endocrine glands play an important role in growth and as they are hormone producers, they release their secretions directly into the bloodstream. Endocrine glands may also be known as DUCTLESS GLANDS.
Here are examples of endocrine glands (click here to see where they are situated in the body).
-Is an endocrine gland that is attached to the brain, and consists of ANTERIOR and POSTERIOR LOBES. The PITUITARY gland may also be known as HYPOPHYSIS even "MASTER GLAND". It is or may called master gland because it produces many hormones that will, or may, affect other endocrine glands.
-Produces two distinct types of hormones which are called Colcitonin and Thyroxine.
-The parathyroids cause the bones to release calcium from the bone, and this calcium will raise blood levels.
-Is an endocrine gland which is regulated mainly by the sympathetic Nervous system, and these glands are situated above the kidneys. They contain or consist of two different glands Adrenal medulla and Adrenal cortex.
-It consist of neurosecretory Cells, Nerves and Capillaries, and it also produces hormones known as adrenaline and noradrenaline.
-It produces the glucocorticoid hormones that helps to regulate glucose metabolism.
-Is an endocrine gland located in the abdominal cavity and it is a double gland. It consist of two populations of hormone producing cells. One produces Glucagon and the other produces Insulin, these hormones react differently.
-Is an endocrine gland that is responsible for reproduction in the females. It produces hormones called Oestrogens.
Functions of Oestrrogens
1. before an ovum is released, the Oestrogens cause the uterus to become thick.
2.it controls the development of sexual characteristics.
-Are endocrine glands found on the reproductive organ of a male (boys). They produce sperms and the hormones known as Testosterone