A is a poisonous substance that specifically targets, disrupts, or destroys nerve tissue. This extensive class of chemical insults can interfere with the way neurons communicate, leading to immediate or long-lasting functional impairment in the nervous system. Mechanisms and Physiological Effects
: Many neurotoxins, such as those in snake venom, bind to neurotransmitter receptors (like nAChR), preventing the chemical messengers from delivering signals between cells. neurotoxin
: Some effects are fleeting, such as the temporary coordination loss from alcohol consumption, while others—like cognitive damage from lead or mercury exposure—can be irreversible. Major Types and Sources A is a poisonous substance that specifically targets,
Despite their potential for harm, controlled doses of certain neurotoxins have revolutionized modern medicine and aesthetics: : Some effects are fleeting, such as the
: Heavy metals like lead , mercury , and arsenic , as well as synthetic pesticides, are significant environmental neurotoxins.