i know for sure that the mouth is one of them.
Mechanical digestion means the actual breaking and reshaping of the food you eat, ie not breaking of chemical bonds and breaking of molecules. The organs the do this are the Mouth and the Stomach, although both are also involved in chemical digestion.
the avioli
The stomach and small intestine digest and break down food. These organs are found in the digestive system.
The pancreas (which secretes amylases and CCK) and the gall bladder (which releases bile salts to break down fats).
The large intestine is the final place for breaking down food
The teeth (in the mouth) - for chewing, and the muscles around the gut - for peristalsis.
The process of breaking down food to release energy is called "Digestion".
The digestive system has primary responsibility for breaking down food.
The breaking down of food for the purpose of nutrition is called, "Digestion".
siliva starts breaking down food
Beyond being involved in the taste of food, sensory neurons do not have much of a role in breaking down food. The teeth do the grinding and the stomach is where most of the mixing takes place.
teeth
Digestion breaks down food into energy.