NEET Biology question

BiologyNeural Control and CoordinationNEET

Glucose and oxygen are required by the brain for constant supply of energy to control the functions of our body organs. What will be the consequences if the brain is deprived of oxygen and glucose? I. Brain deprived of oxygen for just 5 minutes will get permanently damaged II. Glucose is important in the nerve impulse conduction III. One side of the brain is unable to know what the other side is doing, when it is deprived of oxygen IV. Mental confusion will results if brain is deprived of glucose

Answer: (C)

Solution

The brain, accounting for roughly a fifth of the body's oxygen consumption and a large share of its glucose use, suffers permanent damage after only about 5 minutes without oxygen (I, true) and

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Question ID VK-117768