Which one of the following represents the correct order through which food passes in the alimentarycanal:

A. mouth, pharynx, esophagus, stomach, large intestine, small intestine

B. mouth, esophagus, pharynx, stomach, small intestine, large intestine

C. pharynx, mouth, esophagus, stomach, large intestine, small intestine

D. mouth, pharynx, esophagus, stomach, small intestine, large intestine

E. mouth, pharynx, esophagus, small intestine, stomach, large intestine

D) Mouth, pharynx, esophagus, stomach, small intestine, large intestine.

Explanation:

Food is ingested in the mouth, passes through the pharynx that connects the mouth to the esophagus. It moves down the esophagus by parastalsis. It is further digested in the stomach, absorbed in the small intestine and indigestible material together with fibre is passed to the large intestine where its either digested by freindly bacteria or eliminated as waste by defecation.