Final answer:
The cat dissection of the abdominopelvic cavity reveals internal organs, muscles, nerves, and blood vessels in addition to the peritoneal folds that anchor the digestive organs.
Step-by-step explanation:
A cat dissection of the abdominopelvic cavity typically reveals several key structures within the area. The dissection would likely expose the internal organs such as the stomach, liver, kidneys, intestines, spleen, and the reproductive organs depending upon the gender of the specimen. The dissection may also reveal the muscles of the abdominal wall, such as the rectus abdominis, external oblique, internal oblique, and the transversus abdominis. Along with these, the dissection would demonstrate various nerves that innervate the abdominal wall and internal organs. Lastly, an array of blood vessels including the aorta, inferior vena cava, and their branches that supply the organs can also be visualized. The peritoneum, which plays a significant role in anchoring the digestive organs through the peritoneal folds, can also be examined during such a dissection.