The digestive system is made up of key parts, each of which has a different function. Food passes through most of these parts in a journey from the mouth to the anus. Stomach This is a muscular ...

Ascending - transverse - descending colon. Rectum exits body. Four functions of digestive system occur in different places. Proventriculus dumps fluid and acid into food just before it enters gizzard.

The digestive system is made up of key parts, each of which has a different function. Food passes through most of these parts in a journey from the mouth to the anus. Stomach This is a muscular ...

Food on the plate must be converted into a mashed-up, gooey liquid for the digestive system to be able to split it up into its constituent parts: proteins, carbohydrates, fats, vitamins ...