Which type of disorientation might a diver experience due to nitrogen narcosis?

Nitrogen narcosis is a condition that occurs when a diver breathes in nitrogen at high pressures, which can lead to effects similar to alcohol intoxication. One of the primary symptoms experienced is spatial disorientation. This encompasses the diver's inability to accurately perceive their position in relation to their surroundings, which can result in confusion regarding depth, direction, and proximity to objects or the surface.

Spatial disorientation is particularly critical for divers as it can lead to poor decision-making and an increased risk of accidents while underwater. The altered perceptions from nitrogen narcosis may make it difficult for a diver to maintain an understanding of their orientation and movement within three-dimensional underwater spaces.

While the other types of disorientation, such as visual, emotional, and cognitive, can also be influenced by nitrogen narcosis, the most pronounced and dangerous effect is that of spatial disorientation, which can directly compromise a diver's safety and situational awareness. Therefore, recognizing the implications of spatial disorientation due to nitrogen narcosis is essential for maintaining safety during deep-sea diving activities.