Assignment - Endocrine system Max. Marks: 45 REST rest sleep sleep 1. In general, how is the Endocrine system organized and what mechanism of action does it utilize in order to carry out its functions? (8) 2. How does this contrast from the nervous system? (6) 3. There are 3 basic types of Hormone action. Please describe the concepts of: (6) -Synergism -Permissiveness -Antagonism 4. Feedback loops are present throughout the Endocrine system. Explain the feedback loop that occurs when lactation (milk production) in a breastfeeding woman consumes Calcium from the blood therefore lowering blood Calcium levels: (5) 5. Please discuss the following diseases/disorders and biological processes specifically identifying the following points if applicable. (20) a. Type 1 Diabetes Mellitus b. Type 2 Diabetes Mellitus c. Graves disease d. Acromegaly and Gigantism e. Osteoporosis What are the hormones involved? What biological process is occurring that results in the above diseases or disorders? The "action" of the hormone should be clearly communicated. What is the source organ of the hormone in question?