Mucus Barrier (image) American Chemical Society Share Print E-Mail Caption An illustrated cross-section of human mucus membrane from the stomach. Credit Credit: Henry Gray's Anatomy of the Human Body. Usage Restrictions None Share Print E-Mail 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.