Primary injury is –
Correct Answer: Due to shock wave
Description: Ans. is 'c' i.e., Due to shock waveTypes of blast injurieso These are of following types1) Primary : It is due to shock wave which causes injury to hollow organs, e.g. ears, lungs, eyes, GIT etc.Secondary : These are due to flying debris (missiles). Classical Marshalls triad i.e. bruises, abrasions and puncture laceration is diagnostic of explosive injury.Tertiary : It is due to blast wind, i.e. victm is thrown into air and strikes other objects leading to fracture, blunt trauma etc.Quaternary : Any complicating factor (not in first three categories) causes quaternary injury, e.g. anoxia, respiratory problems etc.
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Forensic Medicine
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