1. This is released in the duodenum in response to acidic chyme A) Cholecystokinin B) Gastrin C) Secretin D) Peptide 2. In the GI tract, this layer is responsible for absorption and secretions A) Mucosa B) Sub mucosa C) Muscularis D) Serosa 3. This digestive enzyme is produced in the salivary glands and the pancreas A) Maltase B) Amylase C) Pepsin D) Nuclease E) Lipase 4. This keeps the chyme in the stomach until it reaches the right consistency to pass into the small intestine A) Esophageal sphincter B) Intrinsic sphincter C) Cardiac sphincter D) pyloric sphincter 5. The site where most of the chemical and mechanical digestion is carried out A) Pylorus B) Fundus C) Stomach D) Large intestine E) Small intestine 6. Parietal cells secret A) Serotonin B) Mucus C) Pepsinogen D) Hydrochloric Acid E) Gastrin 7. The cells at the base of fundic or oxyntic glands A) Chief cells B) G cells C) Argentaffin cells D) Goblet cells E) Parietal cells 8. The movement and the flow of chemicals into the stomach is controlled by A) Nervous system B) Pancreas C) Various digestive system hormones D) Liver E) Both the nervous system and various digestive system hormones 9. The function of the Ileum is A) Absorb nutrients B) Absorb vitamin B12 and bile salts C) To introduce bile and pancreatic juices D) Absorb alcohol and aspirin 10. The liver does this A) Glycogen storage B) Plasma protein synthesis C) Bile production D) Drug detoxification E) All of the above 11. How many layers is the G.I tract composed of? A)Two B)Three C)Four D)Five 12. Name the 7 accessory organs. 1. This is released in the duodenum in response to acidic chyme A) Cholecystokinin B) Gastrin • C) Secretin D) Peptide 2. In the GI tract, this layer is responsible for absorption and secretions • A) Mucosa B) Sub mucosa C) Muscularis D) Serosa 3. This digestive enzyme is produced in the salivary glands and the pancreas A) Maltase • B) Amylase C) Pepsin D) Nuclease E) Lipase 4. This keeps the chyme in the stomach until it reaches the right consistency to pass into the small intestine A) Esophageal sphincter B) Intrinsic sphincter C) Cardiac sphincter • D) pyloric sphincter 5. The site where most of the chemical and mechanical digestion is carried out A) Pylorus B) Fundus C) Stomach D) Large intestine • E) Small intestine 6. Parietal cells secret A) Serotonin B) Mucus C) Pepsinogen • D) Hydrochloric Acid E) Gastrin 7. The cells at the base of fundic or oxyntic glands • A) Chief cells B) G cells C) Argentaffin cells D) Goblet cells E) Parietal cells 8. The movement and the flow of chemicals into the stomach is controlled by A) Nervous system B) Pancreas C) Various digestive system hormones D) Liver • E) Both the nervous system and various digestive system hormones 9. The function of the Ileum is A) Absorb nutrients • B) Absorb vitamin B12 and bile salts C) To introduce bile and pancreatic juices D) Absorb alcohol and aspirin 10. The liver does this A) Glycogen storage B) Plasma protein synthesis C) Bile production D) Drug detoxification • E) All of the above 11. How many layers is the G.I tract composed of? A)Two B)Three • C)Four (mucosa, submucosa, muscularis, serosa) D)Five 12. Name the 7 accessory organs. • Salivary glands, parotid gland, submandibular gland, sublingual gland, tongue, teeth, liver, gallbladder, pancreas, vermiform appendix .