Difference between contusion and post-moem lividity is that post-moem lividity-: (A) Shows sequential color change, (B) Easily washable, (C) Shows diffuse irregular margins, (D) Has raised enzyme levels
Answer is B. The synopsis of forensic medicine & toxicology;Dr k.s narayan reddy; 28th edition;pg.no. 88; Contusion or bruises are not washable but postmoem lividity is washable. Also refer page no.106