This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Injuries by Blunt Force, Subject name: Forensic Medicine
'Brush burns' are synonymous with 
Select and explain. 
A. Graze abrasion, B. Scalds, C. Electrical injury, D. Injury by a brush
A: Graze abrasion
Answer: A: Graze abrasion 
Explanation: Ans. a (Graze abrasion) (Ref. Reddy FMT 23rd ed. 145)ABRASIONS (GRAZES, SCRATCHES, BRUSH BURNS)# Loss/crushing of outer skin layer due to impact with a rough surface- Tangential impact produces a moving abrasion:* Indicates direction.* Trace material (e.g., grit).- Direct impact produces an imprint abrasion:* Pattern of causative object.# All abrasions reflect site of impact (contact bruises).# Assessment of age difficult.# Postmortem abrasion - Brown, leathery.