Digestive System Anatomy Exam questions and answers

Digestive System Anatomy Exam questions and answers What are the primary functions of the digestive system? Ingestion, propulsion, mechanical processing, digestion, absorption, and defecation. What is the digestive tract also known as? The gastrointestinal (GI) tract or alimentary canal. What are the layers found in most regions of the digestive tract? Mucosa, submucosa, muscularis externa, and serosa. What is the function of the peritoneum? It is the serosa lining the abdominal cavity. What are mesenteries? Sheets of peritoneum extending to intraperitoneal organs. What is the role of the oral cavity in digestion? Mechanical digestion, lubrication, and limited chemical digestion of carbohydrates. What are the three major functions of the stomach? Storage, mechanical digestion, and chemical digestion. What are the four regions of the stomach? Cardia, fundus, body, and pyloric region. What is the primary site of digestion and absorption in the digestive system?