Human Nervous System <br />Classification of Human Nervous System <br />1. Central Nervous System <br />2. Peripheral Nervous System <br />Chemical Coordination <br />Hormones <br />They are organic compounds of varing structural complexity <br />Endocrine Glands of Mammals Hormones <br />1. Hypothalamus <br />2. Pituitary glands <br />Anterior Lobe <br />Median Lobe <br />Posterior Lobe <br />-Thyroid Glands and its Hormones <br />Islets of Langerhans ( Pancreas ) <br />1. Insulin <br />2. Glucagon <br />Hormones of Pancreas <br />Releasing Factor <br />Function of Insulin <br />Under secretion of Insulin - Diabetes Mellitus <br />Coordination and Control <br />Chapter No.17 <br />Biology <br />Part 2