In humans, digestion begins in the mouth. The complete process of digestion occurs with the help of many different parts of the body. Which term best identifies the parts of the body that carry out the function of digestion?

The small intestine.

Explanation:

Digestion is the process involving in the breaking down of food in the body so that it can easily be absorbed by the body and add nutrients to the body.

Just like it is given in the question above, before digestion of food is done it has to pass through the following part/organs of the body. These are;

=> Mouth, oesophagus/gullet/pharynx, stomach, small intestine, large intestine, colon, rectum and and anus.

The best part of the body that function of digesting organ is what is known as the small intestine. The small intestine contains duodenum, jejunum and ileum which are responsible for the breaking down of food and also the absorption of the soluble food.