what is a prolapsed cloaca
ADVERTISEMENT. Cloacal prolapse or vent prolapse is a condition where the inner tissues of the cloaca protrude (hang out) from the vent, exposing the intestines, cloaca or uterus.The cloaca is the part of the birdâs body which stores urates, feces, urine and egg.The cloacal lips (or vent) are used to control the passage and frequency of droppings and other eliminations.he cloaca is the part of the birdâs body which stores urates, feces, urine and egg. The cloacal lips (or vent) are used to control the passage and frequency of droppings and other eliminations.