Which of the following finding is MOST compatible with sudden rhythm disturbance and cessation of the action of the hea?

The light lungs are more compatible with sudden rhythm disturbance and cessation of action of hea. The heavier lung (450 - 500 gms or more) indicates cessation of respiration with continuation of the hea beat for several minutes. Ref: Textbook of Forensic Medicine and Toxicology by Narayan Reddy, Edition 21, Page - 115.