Health Quiz: On the brain and caring for it

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What is the human brain primarily made of? This comprises about 60% of the brain, with the remaining 40% being protein, carbohydrates, salt and water.

Answer : Fat. The brain is the fattiest organ in the body.

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We all know about grey matter and white matter in the central nervous system. In your spinal cord, which matter is on the outside, and which is inside?

Answer : White matter outside, grey matter inside. In the brain, it is the other way around.

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True or False: Walnuts are good for brain health and can also help improve memory

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Which daily hygiene ritual that many of us skip is believed to reduce the risk of stroke?

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Looking after which of your organs, besides the brain, is one of the most effective ways to reduce the risk of dementia?

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In the image above, identify the part of the brain and state what it mainly does. Hint: This part literally translates to ‘little brain’

Answer : Cerebellum. It coordinates voluntary muscle movements and maintains balance, coordination and equilibrium.

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7. Take a guess as to how many neurons the brain is believed to have: a) Over 100 billion b) Between 40 and 50 billion c) Between 80 and 90 billion

Answer : c) Between 80 and 90 billion. The brain is believed to have about 86 billion neurons

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True or False: The brain’s ability to change stops with age.

Answer : False. Brain plasticity does not stop — the brain adapts and changes throughout our lives

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