In this article we will discuss about:- 1. Origin of Pituitary Glands 2. Location and Structure of Pituitary Glands 3. Disorders. Origin of Pituitary Glands: It develops from ectoderm of the embryo. Location and Structure of Pituitary Glands: The pituitary gland is located just below the hypothalamus. The pituitary gland is situated in a depression the sella turcica of sphenoid [...]
The below mentioned article provides a quick note on the Discovery of Hormones. The first hormone was discovered by the English physiologist William M. Bayliss and Ernest H. Starling in 1903. The term hormone was introduced by Starling in 1905. Properties of Hormones (General Characteristic Features of Hormones): (1) They are synthesized and secreted by living endocrine glandular cells within [...]
The following points highlight the eight types of endocrine glands. The types are: 1. Pineal Gland 2. Thymus 3. Kidneys 4. Gastro-Intestinal Tract 5. Placenta 6. Heart 7. Liver 8. Skin. Type # 1. Pineal Gland: Pineal gland has a mass of 0.1—0.2 g. Origin: It develops from the ectoderm of the embryo. Location and Structure: The pineal gland is [...]