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Undigested food waste is excreted through the anus.
It comes out the other end.
It is the process of sweating. The fluid consists of water with a small amounts of salts, excreted through the pores of the skin by the sweat glands
The digestive system is pretty simple. The newt eats its food, it is then sent to the stomach, digested and sent through the intestine, and eventually excreted.
There is an outdated belief that the appendix is a repository for indigestible matter. This is not accurate. A fecalith (hard chunk of stool residue) can become impacted there and cause appendicitis. All material that is not digested passes through the same places as digested food residue, then is excreted though the colon.
Most water soluble vitamins are excreted through urine. B 12 is the only water soluble vitmain that is excreted through feces.
When the food reaches the small intestine the nutrients are absorbed into the blood through the intestine wall and then the food that was not digested goes to the large intestines where water is absorbed then it is excreted
Any edible substances that can be digested by the digestive enzymes,can be early absorb in the bloodstream and also assimilated through the process of oxidization to release energy.
The food which we take is a complex substances which is idli, dosa, puri etc. when we start to chew it these substances are divided as simple substances. It goes through food pipe and the stomach digests the food in different sections like nutrients.
While salt is excreted in sweat, sweating isn't the primary way that the body eliminates salt. The main way that the body eliminates excess salt is through urination.
through the urinary sysytem
Well, interesting question. When you drink or eat something it goes into your mouth down into your stomach to be churned and turned into acid liquids, then is emptied into your gut.