The first debate for the Democratic Partyâs 2016 presidential contenders will take place October 13 in Nevada and be hosted by CNN, the Democratic National Committee announced Thursday, just hours before Republican hopefuls face off on stage for the first time in Cleveland.
The alimentary tract of the digestive system is composed of the mouth, pharynx, esophagus, stomach, small and large intestines, rectum and anus. Associated with the alimentary tract are the following accessory organs: salivary glands, liver, gallbladder, and pancreas.
Accessory organs of the digestive system include the teeth, tongue, salivary glands, liver, gallbladder, and pancreas. To achieve the goal of providing energy and nutrients to the body, six major functions take place in the digestive system: 1  Ingestion. 2  Secretion.ccessory organs of the digestive system include the teeth, tongue, salivary glands, liver, gallbladder, and pancreas. To achieve the goal of providing energy and nutrients to the body, six major functions take place in the digestive system: 1  Ingestion. 2  Secretion.