"Human anal cavity"? It's known as the colon and is 150cm/60inches.
Enterobius vermicularis
its when you clean out the anal cavity with some vasoline and toothpicks
it is a muddy spot in your anal cavity
you only have one
Because its HARAM
my anal cavity.
its made of anal cavity feces
Same reason your anal cavity is circular.
my anal 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.
No, that is not a safe thing to do, it can damage you severely.
Up your Anal Cavity