What is the Medical term meaning an instrument for listening to heart and lungs?

The medical term for an instrument used for listening to the heart and lungs is a stethoscope. A stethoscope is a medical device used to listen to and amplify the internal sounds of the body, such as heartbeats, breath sounds, and bowel sounds. It consists of a chest piece that is placed on the body, a tubing system, and earpieces that the healthcare professional listens through.