<prompt> False about defence attitudeContraction of paraspinal muscles causes opisthotonusAlso called as fencing attitudeOccurs only in antemoem burnsOccurs due to coagulation of proteins  <response>: DEFENCE ATTITUDE PUGLISTIC ATTITUDE IS PRESENT IN BOTH ANTEMOEM AND POSTMOEM FINDINGS. Pugilistic Attitude boxing, fencing or defence attitude: This stiffening is due to the coagulation of proteins of the muscles. Contraction of paraspinal muscles causes opisthotonus This is one of the condition simulating rigor mois It does not tells anything about the fact that whether the victim was alive or dead at the time of burning . present in both antemoem as well as postmoem burns. 