Figure 7 - Illustration of A ring (muscular ring) and B ring (Schatzki mucosal ring) in the lower esophagus.
From the following article
Pharyngeal and esophageal diverticula, rings, and webs
Julia J. Liu and Peter J. Kahrilas
GI Motility online (2006)
doi:10.1038/gimo41
(Source: Netter image, with permission from Elsevier. All rights reserved.)
Powerpoint slides for teaching
If the slide opens in your browser, Select "File > Save as" to save it.
Download Power Point slide (2,578K)
© 2019 Nature is part of Springer Nature. All Rights Reserved.
