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
History of the location of the soul time that it was legal. Herophilos discovered many novel aspects of the human body, specifically in the brain and associated tissues. The works of Herophilus were lost in the fire of Alexandria of 391 AD and therefore we only know of his existence in other surviving works. Most of the medical terminology and works are recorded in the books by Galen and therefore the reliability that Herophilus actually thought to the soul to be in the body is in question. According to the recordings of his work Herophilus thought that the location of the soul is in the brain, specifically