THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -Enzymes are used to break down the food into nutrients, which are processed in the large intestine and the small intestine. The small intestine absorbs the nutrients and sends them to the main bloodstream of the body. It also does most of the Chemical Digestion, but no mechanical digestion takes place here.

Detailed explanation-2: -Major absorption of glucose and amino acid occurs in the small intestine and not in large intestine.

Detailed explanation-3: -Mechanical Digestion The large pieces of food that are ingested have to be broken into smaller particles that can be acted upon by various enzymes. This is mechanical digestion, which begins in the mouth with chewing or mastication and continues with churning and mixing actions in the stomach.