Medicine General c5e71c0d Which of the following statements about Histamine is true: September 2012 A Is found in Mast cells B Increases gastric acid secretion C Related to arousal and blood pressure D All of the above High-Yield Explanation Ans: D i.e. All of the above Histamine Histamine is formed by: Decarboxylation of histidine Function of histamine: Mediates triple response