👉 Depolarization is a biological process in which an organism's nervous system becomes less responsive to external stimuli, causing it to become more sensitive or alert. This occurs when the body's neurons are exposed to a decrease in their excitability and therefore they become more active and respond faster to changes in their environment. Depolarization can be caused by various factors such as stress, injury, infection, or environmental toxins. It is often associated with a range of neurological disorders, including Alzheimer's disease, Parkinson
