[Protective mechanism of the gastric mucosa].
The gastric mucosa represents a masterpiece in the functional design. As the tissue lining the stomach, it secretes aggressive combination of digestive fluids, powerful enough to digest any tissue. Nonetheless, the gastric mucosa remains undamaged by the effect of its inherent protective mechanisms. The possibility of development of gastric erosions and ulcers remains vivid evidence that the gastric mucosa is not always resistant to injury.