After swallowing, in what order does food pass through the regions of the gi tract? a. stomach, duodenum, jejunum, ileum, colon b. jejunum, ileum, duodenum, rectum, colon c. jejunum, duodenum, colon, ileum, rectum d. stomach, jejunum, duodenum, colon, ileum

The correct answer is A. stomach, duodenum, jejunum, ileum, colon

Explanation

The digestive tract is a part of the digestive system of the body, and it is composed of organs that help in the process of digesting food including mainly hollow organs that form a conduit through which food passes, is processed and then the remaining matter is expelled. In it, after being consumed the food goes to the stomach that digests food through acids and enzymes; then it goes to the duodenum that the first part of the small intestine; then to the jejunum is the intermediate part of the small intestine and absorbs nutrients of the digested food; then the ileum that is the final part of the small intestine and absorbs remaining nutrients; and finally the colon that is the initial part of the large intestine, before expulsion into the rectum. So, the correct answer is A. stomach, duodenum, jejunum, ileum, colon