"I'd say that it swells up so much that I think it would your dependability or timing your BM's, not make them less dependable."
I'd say that it swells up so much that I think it would INCREASE your dependability FOR timing your BM's, not make them less dependable.
"As the food passes into the duodenum (first part of the small intestines), a response urge to evacuate the rectum is sent. Causing us to visit the restroom"
As the food passes into the duodenum (first part of the small intestines), a response urge to evacuate the rectum is sent, to create space within the large intestine and allow the waste to travel. So this too, causes us to visit the restroom.