Question

Q14. The lower esophageal sphincter prevents chyme from moving into the large intestine. Q15. Pancreatic islets produce mucus, insulin, glucagon, and digestive enzymes like enterokinase. Q16. The longest region of the small intestine is the ileum. Q17. The small intestine contains finger-like projections called villi, which increase the surface area. It also has crypts of Lieberkuhn that secrete mucus. Q18. The pancreas releases its secretions into the duodenum. Q19. The lining of the stomach is composed of simple columnar cells and is covered by thick, viscous mucus. It also has folds called rugae. Q20. The function of the gall bladder includes the secretion and storage of bile, as well as the secretion of the stomach hormone gastrin.

          Q14. The lower esophageal sphincter prevents chyme from moving into the large intestine.
Q15. Pancreatic islets produce mucus, insulin, glucagon, and digestive enzymes like enterokinase.
Q16. The longest region of the small intestine is the ileum.
Q17. The small intestine contains finger-like projections called villi, which increase the surface area. It also has crypts of Lieberkuhn that secrete mucus.
Q18. The pancreas releases its secretions into the duodenum.
Q19. The lining of the stomach is composed of simple columnar cells and is covered by thick, viscous mucus. It also has folds called rugae.
Q20. The function of the gall bladder includes the secretion and storage of bile, as well as the secretion of the stomach hormone gastrin.

Added by Josep W.

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