You are required to write an assignment in your own words that examines the interrelationships of the systems of the human body: 1. Identify the main human body systems and outline their function and their interrelationship 2. Examine the relationship between: • The nervous system and the muscular skeletal system • The circulatory system and the lymphatic system and the role they play the immune system 3. Explain the role of hormones in the metabolic process in particular the role insulin plays in the body’s sugar balance.