41.   Before the Vibrio cholerae bacteria leave an infected person, something, perhaps stomach acid, prompts the germs to switch on a slew of genes, Camilli said.

42.   By the way, those with heartburn need more stomach acids, not less, contrary to popular belief.

43.   For the next eight weeks, they all received the standard pill dose of Prilosec, which suppresses stomach acid.

44.   He said the lip had not been inside the dog long enough for it to be damaged by stomach acid.

45.   Meadowsweet, licorice, marshmallow, chamomile and chickweed also soothe inflammation in the oesophagus and reduce the ill-effects of stomach acids.

46.   Neither do coffee, spicy food or too much stomach acid.

47.   Reflux occurs when stomach acid backs up in the esophagus.

48.   Spincter muscles in the esophagus normally act like valves that shut off the upsurge of stomach acids.

49.   The nerve controls many intestinal functions, including production of stomach acid and vomiting.

50.   The stomach acid can actually corrode the esophagus, causing inflammation or scarring that makes it hard to swallow.