This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Forensic Medicine
[{'content': 'force required to cause occlusion to trachea in hanging ? \nSelect and explain. \nA. 5kg, B. 15kg, C. 20kg, D. 2kg', 'role': 'user'}, {'content': 'Answer: B \nExplanation: * The amount of force required to compress neck structures is estimated as--* jugular vein: 2 kg, * carotid aery: 5 kg, * trachea: 9 - 15 kg and * veebral aery: 3o kg. This implies venous flow is decreased before aerial and airway occlusion * For fractures of thyroid cailage lamina: 14.3 kg * and cricoid cailage: 18.8 kg force is required. ref : narayana reddy 9th ed', 'role': 'assistant'}]