... is the chewing of food by the teeth. They play major part in breaking down food mechanically. The biting and tearing of food are done by the incisors and the canines at the front of the mouth while the molars and premolar behind the mouth are used for grinding food particles. The tongue also joins in breaking down the food chemically ... ...

• Word Count: 927
• Approx Pages: 4
• Grade Level: High School