If you listen to your heart using a stethoscope you'll hear the sound of these flaps opening & closing

Below you can find the If you listen to your heart using a stethoscope you'll hear the sound of these flaps opening & closing Jeopardy Words Answer. The answer to If you listen to your heart using a stethoscope you'll hear the sound of these flaps opening & closing has 6 letters. This clue belongs to the Sounds all around category and is part of Jeopardy Word Level 90. If you scroll near the bottom you will find other clues and answers part of level 90