Which cranial nerve is responsible for vision?

The cranial nerve responsible for vision is the optic nerve. This nerve is crucial for the process of vision as it transmits visual information from the retina, where light is converted into neural signals, to the brain, specifically to the visual cortex. The optic nerve carries the signals through the optic canal and is responsible for processing visual stimuli such as light, color, and movement. When light hits the photoreceptors in the retina, it generates impulses that travel along the optic nerve, allowing us to perceive and interpret the visual world around us. Understanding the role of the optic nerve is essential for comprehending how visual perception works and its significance in neurosensory functions.