PSL201Y is an introductory course in the functioning of the human body. It is intended for students who have an interest in or a need for a basic course in Human Physiology. Your future careers may lie in the health sciences or in any field for which some knowledge of physiology would provide a breadth requirement. A variety of activities—lectures, virtual labs (PhysioEx) and help sessions—are planned to help you learn the material. To do well in the course, we recommend that you participate fully in all of these activities and that you keep up to date with the material. We hope you enjoy the course.