| A | B |
| begins the process of breaking down food by making it moist and easy to swallow | saliva |
| occurs when stomach acid moves up the esophagus | heartburn |
| break down food in the stomach | gastric juices |
| 22 ft long and breaks down food into smaller nutrients that can be absorbed into the bloodstream | small intestine |
| protects us from choking by covering the windpipe and sending food down the esophagus | epiglottis |
| helps absorb water from indigested food and forms waste into the bowel movement | large intestine |
| produced by the liver and helps the body absorb fats | bile |
| avoid fatty foods, reduce stress, eat slowly, do not smoke or drink alcohol, do not overeat, do not eat too much chocolate or citrus fruit allow food to digest before doing exercise | ways to avoid indigestion |
| eat food with lots of fiber, drink lots of water, exercise regularly | ways to prevent constipation |
| germs, celiac disease, stress, inflammatory bowel disease, crohn's disease, lactose intolerance | causes of diarrhea |