This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Poisoning, Subject name: Forensic Medicine
First treatment for snake bite is 
Select and explain. 
A. Antisnake venom, B. Immobilise the limb, C. Clean the wound with soap and water, D. Local incision and Suction
B: Immobilise the limb
Answer: B: Immobilise the limb 
Explanation: First aid* Reassurance* Limit systemic spread of venom by immobilizing the affected pa (e.g. limb)* A proximal lymphatic-occlusion constriction band may limit the spread of venom if applied within 30 minutes. It should be applied such that it does not prevent aerial flow of blood and the distal pulsation should be appreciatedREF: THE SYNOPSIS OF FORENSIC MEDICINE:KS NARAYANA REDDY; 28th EDITION; PAGE NO 322