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
Necrosis of Proximal convoluted tubules is caused by -a) Arsenicb) Phenolc) Alcohold) Amanita phalloides 
Select and explain. 
A. ac, B. ab, C. ad, D. bc
B: ab
Answer: B: ab 
Explanation: Poisons causing proximal tubular necrosis : Lead, mercury, arsenic, cadmium, bismuth, phenol (carbolic acid), oxalic acid (oxalate), and ethylene glycol.