The Human Body: An Orientation 1.1 What are anatomy and physiology, and how are they related? Form (anatomy) determines function (physiology) • Define anatomy and physiology and describe their subdivisions. • Explain the principle of complementarity. 1.2 How is the body organized structurally? The body’s organization ranges from atoms to the entire organism • Name the different levels of structural organization that make up the human body, and explain their relationships. • List the 11 organ systems of the body, identify their components, and briefly explain the major function(s) of each system. 1.3 What are the requirements for life? What are the requirements for life? • List the functional characteristics necessary to maintain life in humans. • List the survival needs of the body. 1.4 How does the body keep its internal environment in balance? Homeostasis is maintained by negative feedback • Define homeostasis and explain its significance. • Describe how negative and positive feedback maintain body homeostasis. • Describe the relationship between homeostatic imbalance and disease. 1.5 What terms do we need to describe anatomy? Anatomical terms describe body directions, regions, and planes • Describe the anatomical position. • Use correct anatomical terms to describe body directions, regions, and body planes or sections. 1.6 Body cavities and membranes Many internal organs lie in membrane-lined body cavities • Locate and name the major body cavities an