This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nerve Physiology, Subject name: Physiology
Most susceptible cells to hypoxia - 
Select and explain. 
A. Neuron, B. Myocytes, C. Hepatocvtes, D. Epithelium
A: Neuron
Answer: A: Neuron 
Explanation: Ans. is 'a' i.e., Neuron Susceptibility of cells to hypoxiaSusceptibilityCellsTime for irreversible damageHigh susceptibilityNeurons3-5 minutesIntermediateMyocardium, hepatocytes, renal epithelial cells20-120 minutesLow susceptibilityFibroblast, epidermis, skeletal musclesMany hours