Other questions in this quiz

2. what colour is oxygenated blood

  • blue
  • HOLO
  • red
  • green

3. what direction does blood flow in an artery

  • away from the heart
  • into space
  • upwards
  • downwards

4. What is it called when blood goes through the heart twice

  • double circulation
  • dinner time
  • death
  • once circulation

5. how many times does blood pass through the heart

  • twice
  • NEVERRRRRRRRRRR
  • 1000000
  • once

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