Human Digestive System: Mouth, Tongue, Teeth, Salivary Glands, Esophagus, Stomach, Cardia, Fundus, Body, Pylorus, Chief Cells, Parietal Cells, Gastrin, Pepsinogen, Pepsin, Chyme, Small Intestine, Duodenum, Jejunum, Ileum, Plicae Circulares, Lacteals, Peye

Human Digestive System: Mouth, Tongue, Teeth, Salivary Glands, Esophagus, Stomach, Cardia, Fundus, Body, Pylorus, Chief Cells, Parietal Cells, Gastrin, Pepsinogen, Pepsin, Chyme, Small Intestine, Duodenum, Jejunum, Ileum, Plicae Circulares, Lacteals, Peyer’s Patches, Pancreas, Secretin, Cholecystokinin, Liver, Hepatocytes, Bile, Bile Salts, Common Bile Duct, Gallbladder, Large Intestine, Haustra, Taeniae Coli, Vitamin B12, Intrinsic Factor, Peristalsis, Rugae, Omentum, Mesentery, Nutrient Absorption, Enamel, Dentin, Periodontal Ligament, Rectum, Hepatopancreatic Sphincter Exam Questions Verified and Provided with A+ Graded Rationales Latest Updated 2026 Pepsin is produced from a zymogen called pepsinogen The partially digested slurry that passes from the stomach into the small intestine is called chyme Unlike the small intestine, the large intestine shows pouches called _____ along its length. haustra Gingivitis is a (n) ____ and is the leading cause of _____ in adults. gum inflammation; tooth loss Which region of the stomach does the esophagus connect to? cardia The tongue has a _____ epithelium and the site of the taste buds called ____ nonkeratinized stratified squamous; papillae The gastric phase of gastric secretion is triggered by the entry of food into the stomach The fusion of the hepatic duct and the cystic duct forms the common bile duct _____ are arranged within a lobule of the liver into a series of plates converging toward a central vein. hepatocytes the tooth is anchored to alveolar bone by the periodontal ligament All of the following are enzymes except Secretin Trypsin Pepsin Glucoamylase Enterokinase Secretin (hormone) The duodenal hormone ____ stimulates the liver and pancreas to secrete bicarbonate secetin Of the following components of bile, only _____ has/have a digestive function bile salts Which of these descriptions best matches the term cholecystokinin (CCK)? causes gall bladder to contract Cane sugar is digested by the enzyme sucrase The bulk of each tooth consists of a mineralized matrix similar to that of bone called dentin The extension of the peritoneum that loosely covers the small intestine like an apron is the ____, while the extension of the peritoneum that anchors much of the large intestine is the ____. greater omentum; mesocolon All of the following enzymes digest proteins except ribonuclease The small intestine is suspended from the dorsal body wall by the mesentary Most of the GI tract is composed of a ____ epithelium, while the oral cavity through the esophagus and lower anal canal are composed of a ______ simple columnar; nonkeratinized stratified squamous epithelium the taeniae coli are longitudinal bands of smooth muscle in the colon wall. G cells of the stomach secrete gastrin The chamber within a tooth that contains blood vessels and nerves is the pulp cavity Inflammation of the greater or lesser omentum, mesentery, or mesocolon is called peritonitis Pancreatic enzymes are secreted in response to the hormone cholecystokinin in response to the hormone secretin, the pancreas secretes a fluid rich in bicarbonate ion (buffers) Approximately liters of fluid are secreted and reabsorbed into the peritoneal cavity each day. seven The _____ gland is located halfway along the body of the mandible, just deep to the mylohyoid muscle and empties into the mouth near the lower central incisors. submandibular Which of the following is an accessory organ of digestion?