Structure of the bladder wall, section of the bladder wall. This illustration shows a zoom at the level of the bladder wall with all its structures. The outside of the bladder is at the top and the inside at the bottom. From below at the top we have the bladder cavity (in orange ocher), the epithelium (bluish gray cells), the connective tissue, the muscle made up of three layers and finally the tissue that surrounds the bladder, here the parietal peritoneum. - Restriction : Exclusive to pharmaceutical laboratories in Belgium. from 04/26/2020