- More on Digestion
- 1. A big surface area so that digested food is absorbed faster into the blood.
- The alimentary canal of the digestive system is lined with muscle tissue that operates in such a manner that balls of food are moved along, a process known as peristalsis
- Circular muscles are arranged in circles around the gut and their contractions and relaxations push the food balls along.
- Alimentary canal is also known as the gut.