MRCP UK EXAMINATIONS

Detailed explanation-1: -Digestion begins in the mouth. The food is ground up by the teeth and moistened with saliva to make it easy to swallow. Saliva also has a special chemical, called an enzyme, which starts breaking down carbohydrates into sugars.

Detailed explanation-2: -Digestion begins immediately in the oral cavity with both mechanical and chemical digestion. Mechanical digestion in the oral cavity consists of grinding of food into smaller pieces by the teeth, a process called mastication.

Detailed explanation-3: -The digestion of food begins in mouth itself by the action of salivary amylase or ptyalin present in saliva.

Detailed explanation-4: -Digestion begins in the mouth, when you chew and swallow, and is completed in the small intestine.

Detailed explanation-5: -Answer: We know that there exists salivary glands in the mouth. Saliva contains digestive enzymes, these enzymes helps in breaking complex sugars to simple sugars. Hence we can say that digestion begins in the mouth.