1(xiii)
A person under the influence of alcohol has difficulty in maintaining body balance and coordinating movements while walking. Which part of the brain is affected in such cases?
- (a)Cerebellum
- (b)Cerebrum
- (c)Medulla oblongata
- (d)Thalamus
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Cerebellum
Reason — The cerebellum maintains posture, equilibrium and muscle tone and coordinates voluntary muscular movements. Under the influence of alcohol the cerebellum cannot coordinate these movements, so balance and walking are affected.