Final answer:
Vision is crucial for daily activities and especially for driving, as it enables depth perception and distance judgment. Alcohol consumption impairs vision and other cognitive functions, making driving as dangerous as when brakes are non-functional. Hence, it's vital to avoid driving when visual abilities are compromised by alcohol.
Step-by-step explanation:
Vision is essential in our daily lives and it plays a vital role in activities such as walking down the hallway or doing schoolwork. The importance of sight is emphasized by the fact that our depth perception allows us to see the world in three dimensions, which is crucial for judging distances and performing tasks such as driving. The ability to detect light and form images is a complex process involving both the eyes and the brain.
When consuming alcohol, visual disturbances can occur, greatly impairing the ability to judge distances and maintain a safe space around one's car, similar to when brakes fail to function properly. Given that about one-third of the human cerebral cortex is dedicated to processing visual information, any impairment of sight can have serious consequences, especially when operating a vehicle.
Therefore, driving after drinking is as dangerous as driving with non-functioning brakes, since both critically depend on the proper functioning of vision for safety. The impact of alcohol on vision can result in blurred vision, impaired judgment, and loss of coordination, making it extremely hazardous to drive under its influence.