This course is an introduction to the concepts of ultrasound and related techniques. It includes a presentation of the history and technical development of ultrasound and a discussion of the legal issues associated with ultrasound. Emphasis will also be placed on professionalism, prevention of musculoskeletal injuries (MSI), sonographic vocabulary, proper annotation, and image orientation. The scheduled lab will emphasize proper scanning technique, application of sonographic terminology, transducer and image orientation, and instrumentation.