The digestive tract is a series of hollow organs joined in a.The main function of the digestive system is to convert food to energy and eliminate waste.Waves of muscle contractions called peristalsis force food down through the esophagus to the stomach.The digestive system includes all parts of the body that process food and expel waste, from your mouth to the end of your digestive tract.

The digestive system is a set of organs that works together to process the intake of food and elimination of waste from the body.The human digestive system consists primarily of the digestive tract, or the.

Digestive System I: The Upper Gastrointestinal Tract

These usually go away on their own without medicines or other treatment.Doctors believe the appendix is left over from a previous time in human evolution.

The human digestive system consists of the gastrointestinal tract plus the accessory organs of digestion (the tongue, salivary glands, pancreas, liver, and gallbladder).Esophagitis (inflammation of the esophagus) can be caused by infection, certain medications, or gastroesophageal reflux disease (GERD).Hepatitis, a condition with many different causes, is when the liver becomes inflamed and may lose its ability to function.Digestion is the process of turning food into fuel for energy, and for maintenance of the body structure.Read about the human digestive system and its functions and organs.

Digestive System Diagram - myscience8.com

Cystic fibrosis is a chronic, inherited illness that not only affects the lungs but also causes the production of abnormally thick mucus to block the ducts or passageways in the pancreas.The classic symptoms of appendicitis are abdominal pain, fever, loss of appetite, and vomiting.

UNIT 6 Digestive System Pathological Conditions

The digestive system uses mechanical and chemical methods to break food down into nutrient molecules that can be absorbed into the.Constipation is the opposite: The contents of the large intestines do not move along fast enough and waste materials stay in the large intestine so long that too much water is removed and the feces become hard.

Paul Andersen starts with a brief description of feeding methods.There are about 30 feet (9 meters) of these convoluted pipeworks.

24: The Digestive System

Digestive System | Buzzle.com

The energy is obtained from nutrients absorbed and processed in various ways that are specific to the organism.

Which of the following major layers of the digestive tract is described as a layer of dense irregular connective tissue filled with blood vessels and the plexus of.The alimentary canal is the long tube of organs — including the esophagus, stomach, and intestines — that runs from the mouth to the anus.About the Digestive System How Digestion Works Role of the Intestines Digestive System Problems Problems With the Stomach and Intestines Problems With the Pancreas, Liver, and Gallbladder Keeping Digestion on Track.

Digestive System Disorders - Disabled World

What Is the Digestive System? (with pictures) - wiseGEEK

Most nutrient absorption occurs in the upper portion of the small intestines.Multiple-Choice Questions on The Digestive System with instant feedback.The digestive system is a series of hollow organs joined in a long, twisting tube from the mouth to the anus.