HUMAN NUTRITION

Detailed explanation-1: -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-2: -Mouth. The digestive process starts in your mouth when you chew. Your salivary glands make saliva, a digestive juice, which moistens food so it moves more easily through your esophagus into your stomach. Saliva also has an enzyme that begins to break down starches in your food.

Detailed explanation-3: -Molars, located at the back of your mouth in your upper and lower jaw, are the largest teeth. Their four cusps and multiple pits and grooves give them the ability to grind, crush and chew food. Initially, you’ll have eight molars when your permanent teeth erupt.

Detailed explanation-4: -Molars Molars are also used for chewing and grinding food.

Detailed explanation-5: -Behind the canines are the premolars, or bicuspids, which grind and mash foods. There are two sets, or four premolars, in each jaw. The molars, found behind the premolars, have points and grooves, and allow for vigorous chewing. There are 12 molars-three sets in each jaw called the first, second, and third molars.