But just because you have a gym membership that you actually use doesnât mean you canât also have a few things at home for doing other types of workouts that you donât have time for at the gym, or for those days that you just canât make it out the front door.
The inside wall of the small intestine needs to be thin, with a really big surface area. This allows absorption to happen quickly and efficiently. If the small intestine had a thick wall and a small surface area, a lot of digested food might pass out of the body before it had a chance to be absorbed.
Dr. Myron Arlen Dr. Arlen. 1  Old food: 4 days of a clear liquid diet results in no residual non absorbable products in small intestine. When this liquid material is partially absorbed in the 12 or more feet of colon which contains suface colonocyte cells and bacterial, it comes out as you describe as small thin and mushy.