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Science & Body quiz

Your Body Is Weirder Than You Think

Human body facts quiz: how many times do you blink every day, how long is your small intestine, how often does your heart beat in a day and how fast does your stomach renew its lining? Four body facts that sound fake but are true. Comment your score out of 4 and the fact that shocked you!

  • 5 questions
  • 1 min
  • 2 Easy
  • 1 Medium
  • 2 Hard

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Your Body Is Weirder Than You Think: questions and answers

Try to answer first, then tap a question to see the answer.

  1. About how many times do you blink in a day? 1,500 · 15,000 · 150,000

    15,000

  2. About how long is your small intestine? 6 metres · 2 metres · 20 metres

    6 metres – That's longer than a giraffe is tall!

  3. About how often does your heart beat in a day? 10,000 times · 1 million times · 100,000 times

    100,000 times

  4. Your stomach lining renews itself every few... Days · Months · Years

    Days

  5. Which is the strongest muscle for its size? Jaw muscle · Biceps · Calf

    Jaw muscle