MICROANATOMY

Detailed explanation-1: -The hollow organs that make up the GI tract are the mouth, esophagus, stomach, small intestine, large intestine, and anus. The liver, pancreas, and gallbladder are the solid organs of the digestive system. The small intestine has three parts.

Detailed explanation-2: -Partly digested food moves through the cecum into the colon, where water and some nutrients and electrolytes are removed. The remaining material, solid waste called stool, moves through the colon, is stored in the rectum, and leaves the body through the anal canal and anus.

Detailed explanation-3: -The ileocecal valve of the ileum (small intestine) passes material into the large intestine at the cecum.