You Are Explaining the Process of Mechanical Digestion to Your

Multiple Choice

You are explaining the process of mechanical digestion to your classmate. Which of the following should you give as examples of this process? Select all that apply.

A) Digestion of protein by pepsin
B) Chewing movements in the mouth
C) Dissolving of food by salivary enzymes
D) Churning movements in the stomach
E) Rhythmic contractions and relaxation in segments of the small intestine