ANATOMY

Detailed explanation-1: -Mechanical digestion in the oral cavity consists of grinding of food into smaller pieces by the teeth, a process called mastication.

Detailed explanation-2: -The incisors, located in the middle front of the lower and upper jaws, cut and gnaw pieces of food. The molars, in the back of the mouth, grind and chew.

Detailed explanation-3: -Your molars are the workhorses in your mouth. They mash, grind, crush and chew food with saliva and digestive enzymes until it is ready to swallow.

Detailed explanation-4: -Mechanical Digestion Begins When the Teeth Break Down Ingested Food. The movement of the jaw enables the teeth to grind food into small fragments.

Detailed explanation-5: -Mechanical digestion begins in your mouth with chewing, then moves to churning in the stomach and segmentation in the small intestine. Peristalsis is also part of mechanical digestion.