Gastrointestinal tract essay
It performs three primary functions: combining food, pushing it through the peristalsis of the digestive tract, and breaking down food into smaller molecules using chemicals. The related organs include the mouth, esophagus, stomach, pancreas, liver, gallbladder, small intestine, large intestine, and anus. This part of the process is: Gastrointestinal bleeding is a common, potentially life-threatening medical condition that often requires multidisciplinary collaboration to properly diagnose and guide management. Gastrointestinal bleeding may be overt, for example visible bleeding such as hematemesis, hematochezia or melena, or occult, for example a positive fecal occult blood test. The function of the gastrointestinal tract is to process food. During this process, food is moved from the mouth to the anus. Eating and drinking are voluntary activities, but are strongly influenced by signals from higher brain centers involved in the feelings of satiety and thirst. Once ingested, so are water and nutrients. The main organs that make up your digestive system are the organs known as your gastrointestinal tract. They are: your mouth, esophagus, stomach, small intestine, large intestine and anus. Your pancreas, gallbladder and liver help your gastrointestinal organs along the way. Here you can see how these organs work together in your digestion,