Abstract
• Why does every ultrasound textbook begin with a “physics chapter”?
• Don't you know everything you need to know about ultrasound physics? After all, you've probably been performing echocardiograms or sonograms for years.
• How will learning more about the physical principles of sound make you a better sonographer?
This article will answer these questions in order. You simply cannot be the best if you don't know the physics of sound.