Question

What is the main function of the human digestive system?

Answer 1

Human Digestive System:

1. The digestive system of the human body comprises of group of organs that work together to convert complex food into simplest form so that body can obtain energy from it.
2. The digestive system is made up of the gastrointestinal tract also known as alimentary canal along with the accessory digestive glands such as the salivary gland, liver and pancreas that aids the process of digestion by pouring their secretions.
3. The hollow organs that make up the gastrointestinal tract (GI tract) include the mouth, esophagus, stomach, small intestine and large intestine that contains the rectum and anus.

Functions of Human Digestive System:

1. Digestion and absorption are the two main functions of the digestive system.
2. Digestion is necessary for breaking down food particles into nutrients that are used by the body as an energy source, cell repair and growth.
3. The digested food needs to be absorbed by the body to get the energy. And this process is aided by the villi present in small intestine.