This is the order of the digestive system

It starts with the mouth

Saliva begins to form

Mucus is gone form with the saliva

It falls inside your stomach

The muscle and digestive system is breaking it down into small pieces

Its now flowing into to the smaller intestines

Then enzymes flowing into the larger intestine

Now they have landed into the larger intestine

While it's in the larger intestine its still flowing

The anus which you have now released