Skip to Content


Pronunciation: mo-til'in

Definition: A 22-amino acid polypeptide occurring in duodenal mucosa as a controller of normal gastrointestinal motor activity; in minute (ng) doses, it induces powerful motor activity increases in the fundic gland area and antral pouches of the stomach, with an increase in pepsin output from the fundic gland.

[motility + -in]

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.