Gland Endocrine glands secrete substances that circulate through the blood stream. The glands secrete their products through basal lamina into the blood stream. Basil lamina typically can be seen a layer around the glands to which a million maybe more tiny blood vessels are attached. These glands often secrete hormones which play an important role in maintaining homeostasis. The pineal gland, thymus gland, pituitary gland, thyroid gland, and the two adrenal glands are all endocrine glands. Exocrine glands secrete their products through a duct onto an outer surface of the body, such as the skin or the gastrointestinal tract. Secretion is
Endocrine surgery Endocrine surgery Endocrine surgery is a surgical sub-speciality focusing on surgery of the endocrine glands, including the thyroid gland, the parathyroid glands, the adrenal glands, glands of the endocrine pancreas, and some neuroendocrine glands. Surgery of the thyroid gland constitutes the bulk of endocrine surgical procedures worldwide. This may be done for a variety of conditions, ranging from benign multinodular goiter to thyroid cancer.In the United Kingdom it was developed as a separate speciality from general surgery at the Royal Postgraduate Medical School by Dick Welbourne and John Lynn. Operations involve removal of the thyroid gland (thyroidectomy) either as a