This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
Post moem staining of carbon monoxide poisoning is? 
Select and explain. 
A. Deep blue, B. Bark brown, C. Bright red, D. Cherry red
D: Cherry red
Answer: D: Cherry red 
Explanation: Cherry red REF: Medical toxicology by Richard C. Da Page 386; Parikh 6th Edition page 8.40, 3.10 Postmoem staining: Poisoning Staining Carbon monoxide Cherry red Cyanide Bright red/pink Burns Bright red Phosphorous Dark brown Nitrates Red brown/brown H2S Bluish green Opium Black Aniline Deep blue Asphyxia Purple/bluish violet Septic aboion Greenish brown Chlorates Chocolate brown