What are the parts of humen digestive system?

There are 11 main parts of the digestive system including: Teeth, tongue, lips, salivary glands, esophagus, liver, pancreas, large intestine, stomath, small intestine, mouth. Other parts include epiglottis, pharynx, gallbladder, appendix, rectum, along with  the diaphram, and finally, your anus (butt). I beleive you wont need any more than that.. and might actually only have to use the first 11 but.. just to make sure.

what following? you said which of the following. but there is no be more specific.

b.have there own function.