Both. Salivary amylase works in your mouth, and the others in your stomach and duodenum.
salivary amylase.
The salivary glands secret enzymes which help prepare food for digestion in the stomach
The salivary glands secret enzymes which help prepare food for digestion in the stomach
All food is digested in the stomach. The mouth contains enzymes which breaks the food down, but digestion occurs in the stomach and intestines.
stomach
Digestive enzymes work in the mouth, stomach and small intestine. Enzymes break down food so that it can be absorbed by the body.
In your stomach. In mouth, stomach and small intestine.
gall bladder, small intestine
Interferons are normally injected. They are not taken by mouth as the strong digestive enzymes of the stomach will degrade them
The esophagus does not produce any enzymes. Even so, sometimes digestive enzymes produced in the stomach can make their way into the esophagus due to a hernia or a condition called gastroesophagic reflux.
No - they don't chew their food. Food can be brought into the stomach through the mouth, or the stomach can be extended out through the mouth to digest the food. The food is broken down using digestive enzymes.
Digestive enzymes are made in the pancreas, not the small intestine. The majority of enzymes are made in the pancreas and the small intestine. These include the carbohydrases, lipases and proteases which break down all the major molecules. Enzymes are also secreted in the mouth and stomach, altough fewer than in the pancreas / intestine.