What are the deep folds of the stomach and urinary bladder that allow these organs to expand called? A. Villi B. Muscularis C. Lumen D. Rugae

[1] are the folds in the bladder that disappear as the bladder enlarges.

Which form the wall of the urinary bladder?Multiple select question.submucosamucosaadventitiamuscularismuscularis externa

The extraembryonic membrane that later gives rise to the urinary bladder is the .

The urinary bladder is able to expand as urine accumulates within it due to the presence of ________. stratified squamous epithelium sphincters simple squamous epithelium transitional epithelium pseudostratified epithelium

Large wrinkle-like folds in the stomach lining, present when the stomach is empty, that allow for expansion when the stomach is filling are called ________.rugaevillimicrovillihaustra