👉 Phonocardiography is a diagnostic imaging technique used to assess the function of the heart and lungs in the human body. It involves using sound waves to create patterns on the surface of the skin, which can be recorded to detect abnormalities or changes in the heart's or lung's structure. In the context of phonic cardiographic testing, it refers to a type of ultrasound that is used to assess the function of the heart and lungs. The process typically involves using an ultrasound machine equipped with a