The fundus of the gallbladder is the part farthest from the duct, located by the lower border of the liver . It is at the same level as the transpyloric plane. Microscopic anatomy The different layers of the gallbladder are as follows: The gallbladder has a simple columnar epithelial lining characterized by recesses called Aschoff's recesses, which are pouches inside the lining. Under the epithelium there's a layer of connective tissue (lamina propria). Beneath the connective tissue is a… (More on Gallbladder)