plica circularis

noun
plica cir·​cu·​la·​ris | \ -ˌsərkyəˈla(a)rə̇s\
plural plicae circulares\ -​(ˌ)rēz \

Definition of plica circularis

: one of numerous permanent crescentic folds of mucous membrane found in the small intestine especially in the lower part of the duodenum and the jejunum

called also valvula connivens

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History and Etymology for plica circularis

New Latin, circular fold

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