A human model of restricted upper esophageal sphincter opening and its pharyngeal and UES deglutitive pressure phenomena

In conclusion, acute experimental restriction of UES opening by external cricoid pressure manifests the pressure characteristics of increased resistance to UES transsphincteric flow observed clinically without affecting the pharyngeal peristaltic contractile function.

Source: AJP: Gastrointestinal and Liver Physiology - June 30, 2016 Category: Gastroenterology Authors: Jiao, H., Mei, L., Sharma, T., Kern, M., Sanvanson, P., Shaker, R. Tags: TRANSLATIONAL PHYSIOLOGY Source Type: research