The digestive system is a group of organs that work together to change the food you eat into the energy and nutrients your body needs. After you consume food and liquids, the digestive system breaks ...

The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 meters) of these convoluted pipeworks, starting with the mouth and ending with ...

The urinary system helps maintain the volume and chemical composition of fluids in the body. One of the main organs in the system are the kidneys, which filter waste products out of the body through ...