Multiple choice

The centre of the nervous system is

  1. the spinal cord

  2. the brain

  3. the retina

  4. a ganglion
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The brain is the centre of the nervous system in all vertebrate and most invertebrate animals. In vertebrates the brain is located in the head, protected by the skull and close to the primary sensory apparatus of vision, hearing, balance, taste and smell.

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