Question

14 multiple choice 10 points the mechanical breakup of food particles in the mouth is called__________. peristalsis absorption mastication salivation

Explanation:

Peristalsis is the wave - like muscle contractions in the digestive tract, not in the mouth for mechanical breakup. Absorption is the process of nutrients passing through the intestinal wall, not mechanical breakup. Salivation is the production of saliva, not mechanical breakup. Mastication is the mechanical process of chewing food in the mouth to break it into smaller particles.

Answer:

C. mastication