This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Toxicology, Subject name: Medicine
Minamata disease is- 
Select and explain. 
A. Copper poisoning, B. Arsenic poisoning, C. Methyl mercury poisoning, D. Lead Poisoning
C: Methyl mercury poisoning
Answer: C: Methyl mercury poisoning 
Explanation: Ans. is 'c' i.e., Methyl mercury poisoning o Minamata disease is methyl mercury poisoning that occurred in humans who ingested fish and shellfish contaminated by methylmercury discharged in wastewater from the chemical plant o Symptoms of Minamata disease includes sensory disorders of four extremities which are:- # Loss of feeling or numbness. # Cerebellar ataxia. # Tunnel vision or blindness. # Smell and hearing impairment. # Disequilibrium syndrome. # More serious cases led to convulsion, seizures, paralysis and possibly death.