This course helps students to understand the fundamental principles of physics at work in the functioning of the human body. Students explore the application of physics in instruments and processes used in the diagnosis and treatment of medical conditions. Topics covered include production and use of X-rays, production and use of ultrasound, magnetic resonance imaging and its use in medicine, computer aided tomography, use of lasers in medicine, radiotherapy, biological effect of radiation, the physics of hearing and the physics of sight.