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ICSE Class 7 Biology Question 11 of 12

Nervous System — Question 3

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Question

Question 3

Write one important role of the following :

  1. Cerebellum
  2. Medulla oblongata
  3. Parasympathetic nervous system
Answer

  1. Cerebellum — The main function of Cerebellum is to balance the body and coordinate muscular activities.

  2. Medulla oblongata — Medulla oblongata controls the activities of the internal organs.

  3. Parasympathetic nervous system — The parasympathetic nervous system re-establishes the normal conditions of the body after a fight or flight response. For example, if sympathetic nervous system increases the heart rate, parasympathetic nervous system relaxes it.