This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Thermal injuries, Subject name: Forensic Medicine
True of the given attitude: 
Select and explain. 
A. Flexion at hip and knee, B. Not seen in extensive burns, C. Seen in rigor mois, D. Seen in antemoem burns only
A: Flexion at hip and knee
Answer: A: Flexion at hip and knee 
Explanation: The above image shows PUGILISTIC ATTITUDE* Also known as (boxing, fencing or defense attitude/ heat stiffening) Mechanism: Due to coagulation of muscle protein. Attitude: - The legs are flexed at the hips and knees, - The arms are flexed at the elbows and held out in front of the body and - The fingers are hooked like claws (like a boxer) * It occurs irrespective of whether the person was alive or dead at the time of burning, therefore present in both antemoem and postmoem burn cases