The rectum is to be found in the lower part of the abdominal cavity.
The rectum is where faeces (poop) comes out, it isn't IN any body cavity.
in the pelvic cavity
Colon
Rectum is located in your pelvic cavity. Pelvic cavity is part of your abdomen or abdominal cavity.
Yes, the rectum is in the abdominopelvic cavity. But, the anal canal, which is inferior to the rectum is outside of the abdominopelvic cavity.
The pelvic cavity is the most inferior body cavity. The pelvic cavity is bounded by the bones of the pelvis. The pelvic cavity primarily contains reproductive organs, the urinary bladder, the pelvic colon, and the rectum.
Eject body waste. Explore for sexual experimentation
The rectouterine pouch is the extension of the peritoneal cavity between the rectum and the posterior wall of the uterus in the female human body.
The rectum holds the undigested food until it is ready to be passed out of the body.
That would be the cranium or cranial cavity.
The abdominopelvic cavity contains the organs of the urinary system.