Tongue (IMAGE) U.S. National Science Foundation Caption Researchers use ultrasound imaging of the human tongue. Credit Johanna Brugman, Cornell University, and Bonny Sands, Northern Arizona University Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.