Heat stiffening in muscles occurs above temperature (degC): (A) 30, (B) 40, (C) 50, (D) 60
Answer is D. D i.e. 60degC Heat stiffening or heat coagulation is found in bodies exposed to heat ie temperatures above 65degC (Reddy) / 70degC (Parikh) as is seen in death due to burning, high voltage electrocution (electric shock), or falling into hot liquid.