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7 marksIrritability and Response

CSEC Biology · January 2013 · Paper 2 · Question 5(b)

Discuss the abuse of alcohol in humans. In your answer, identify THREE effects caused by the action of alcohol on the brain, and suggest TWO social and TWO economic consequences of alcohol abuse on society.

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Other parts of this question

  1. 5(a)(i)With the aid of a diagram, describe how a nerve cell is adapted to carry out its function.[6 marks]
  2. 5(a)(ii)Suggest how loss of nerve cells from the brain may lead to loss of memory.[2 marks]

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