Keeping in Jack-knife position for long leads to death by:
Correct Answer: Positional asphyxia
Description: Answer- C. Positional asphyxiaKeeping in Jack-knife position for long leads to death by positional asphyxia."Postural or Positional Asphyxia":Occasionally, it results from indirect compression, when the body is subjected to force in such a manner that his thighs and the knees are driven against his chest, the so-called "Jack-Knife" position. There is usually marked congestion, cyanosis, and petechiae in the face and neck.This occurs when the individual acquires a ceain body position in which breathing is impaired, often because of neck twisting with kinking or compression of trachea and/or elevation of the tongue into the posterior hypopharynx. Normal venous return to the hea may be impaired.The body is typically inveed (upside-down) & weight of abdominal contents press against the diaphragm pushing it upwards, thus compressing the thoracic organs, which combined with decreased respiratory movements, leads to cardiorespiratory failure & death.It is always accidental
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