Famous Nitrogen Narcosis Ideas. Web nitrogen narcosis is a change in consciousness, neuromuscular function, and behavior brought on by breathing compressed inert gasses. Hallucinations and loss of consciousness can occur at depths of > 91 m ( > 300 ft).

Commonly referred to as nitrogen narcosis, it is now often referred to by the more accurate name of inert gas narcosis. At extreme depths of more than 400 feet (122 meters), divers can lose consciousness. When a high concentration of nitrogen is breathed, the nervous system becomes saturated with the inert gas, and normal functions are impaired.