Digestive System

What is Digestive system? The digestive system is a group of organs that is working together to
convert food into energy and basic nutrients to feed the entire body. Food passes through a
long tube inside the body known as the alimentary canal or the gastrointestinal tract (GI
tract). There are several alimentary canal-

1. Oral cavity
2. Pharynx
3. Esophagus
4. Stomach
5. Small
6. Intestines
7. Large intestines.

There are several important accessory organs that help your body to digest food but do not have
food pass through them. Accessory organs of the digestive system is that

1. Teeth
2. Tongue
3. Salivary glands
   
4. Liver
5. Gallbladder
6. Pancreas

To achieve the goal of providing energy and nutrients to the body, six major functions take place in the digestive system:

1.  Ingestion
2.  Secretion
3.  Mixing and movement
4.  Digestion
5.  Absorption
6.  Excretion