Anatomy Hepatobiliary System 8b0527d4 Gerlach valve is present in - A Gall bladder B Nasolacrimal duct C Pancreatic duct D Vermiform appendix High-Yield Explanation Ans. is 'd' i.e., Vermiform appendix o Gerlach's valve (valvula processus vermiformis) is a fold of mucous membrane found at opening of vermiform appendix of some people.