Your Brain On Coffee

Sit back, relax and watch this...

After you've watched it, look at the questions below, watch the video again, and answer the questions:

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Your Brain on Coffee Quiz

Quiz

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1. Caffeine has a half -life of around ...
   1.   ?    5 hours
   2.   ?    6 hours
   3.   ?    24 hours
2. Adenosine slowly ... in our brain whenever we're awake.
   1.   ?    gets used up
   2.   ?    accumulates
   3.   ?    disappears
3. There is a natural level of caffeine in our body.
   1.   ?    NO
   2.   ?    YES
   3.   ?    SOMETIMES
4. The caffeine in coffee is ... to Adrenaline in structure.
   
   1.   ?    different
   2.   ?    similar
5. Caffeine also stimulates the production of Adrenaline which ... heart rate.
   1.   ?    maintains
   2.   ?    increases
   3.   ?    decreases

 OK 

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