Lignocaine: A Local Anaesthesia In The Human Body
2 Local anaesthesia is used to numb a specific part of the human body to prevent the sensation of pain whilst undergoing any procedure e.g. removal of the appendix. Lignocaine is a local anaesthetic that is most commonly used due to its effectiveness in the human body. It is free of toxicants and works rapidly in the body to prevent the sensation of pain. The way in which lignocaine works is by reversibly blocking nerves that transmit any sensation of pain from the moment a response is sent from the brain. It does this by stopping the sodium entering the nerve ending at the site of the pain. Further, the way in which lignocaine is designed is so that it does not distribute widely around the body. Therefore, it only applies to the particular