valvula spiralis

noun valvula spi·ra·lis \ -ˌspīˈralə̇s , -rāl- ; spə̇ˈräl- \

Definition of valvula spiralis

plural valvulae spirales \-a(ˌ)lēz, -ā(ˌ)lēz, -ä(ˌ)lās\
:a series of crescentic folds of mucous membrane somewhat spirally arranged on the interior of the gallbladder and continuing into the cystic duct called also valve of Heister

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Origin and Etymology of valvula spiralis

New Latin, literally, spiral valvula


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