What do mechanical digestion and chemical digestion have in common?

Mechanical and chemical digestion are methods that happen in the alimentary canal and serve a general goal of rendering the body with nutrients, cations, vitamins and water by splitting down meal in various forms.

Both chemical and mechanical digestion befalls in the mouth. The chemical metabolism element is the food combining with saliva wherever the mechanical digestion element is when the physical itemisation of food by biting. Both chemical and mechanical digestion is attempting to split down food into smaller parts so our body can consume the necessary nutrients.