Acentral nervous system depressant that produces a false feeling of well-being and efficiency and results in slower reaction time to stimulation is

Alcohol is a central nervous system depressant that produces a false feeling of well-being and efficiency and results in slower reaction time to stimulation. Alcohol influences the brain activity and consciousness by hindering the flow of messages from nerve receptors to the brain. This thereby changes one’s perceptions, emotions, and senses.