Trent Guess (IMAGE) University of Missouri-Columbia Caption Trent Guess found even small changes in the menisci can hinder their ability to perform critical knee functions. Credit University of Missouri Usage Restrictions credit University of Missouri 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.