This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'Lightening flash can cause injury by all of the following, except- \nSelect and explain. \nA. Direct effect of electric currrent, B. Super heated air, C. Expanded and repelled air, D. Compressed air pushed in front of the current', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Mechanism of injury in lightening burns are:-\n\nDirect effect of high voltage current.\nHeat, i.e. superheated air causing burns.\nExpanded and displaced air, which acts as a blast wave.\nSledgehammer blow by compressed air pushed before the current (sledgehammer effect and blow death).', 'role': 'assistant'}]