11. This venom paralyzes the preys and causes the external digestion with the incorporated gastric juices . 12. This was not a sustainable practice, but it demonstrated the existence of an'intrinsic factor'from gastric juice . 13. Gastric juice in the stomach also contains pepsinogen.14. The gastric juice has a pH of 2.0. 15. Extraesophageal symptoms are the result of exposure of the upper aerodigestive tract to the gastric juice . 16. Watch out _ the gastric juices are flowing and a whole lot more is going on! 17. Gastric juice mainly contains hydrochloric acid and pepsin.18. Pepsin's gastric juice , pepsinogen activates to become pepsin. 19. Life-threatening complications can include blood clots, respiratory failure and leaks of gastric juices around the staple line. 20. How about " Experiments on the Gastric Juices , " by William Beaumont, printed in Plattsburgh in 1833.