Quiz  /  Human Organs Quiz

  • 1. 
    If you lined up all the neurons in the brain end to end, they would stretch:

  • 10,000 kilometers
  • 1,000 kilometers
  • 10 kilometers
  • 100 kilometers

  • 2. 
    What percentage of our body energy is used to power the brain?

  • 40
  • 30
  • 20
  • 10

  • 3. 
    For what organ is dialysis used?

  • inner ear
  • brain
  • kidney
  • eye

  • 4. 
    What is the main organ of the cardiovascular system?

  • heart
  • liver
  • pancreas
  • lungs

  • 5. 
    What are the chambers of the heart called?

  • ventricles
  • atria
  • atria and ventricles
  • atria and fossicles

  • 6. 
    On average, how many times does the human heart beat each minute?

  • 60
  • 80
  • 70
  • 50

  • 7. 
    What is another word for the alimentary canal?

  • stomach
  • esophagus
  • degustatory tract
  • digestive tract

  • 8. 
    What is the part of the eye where the image must be focused?

  • ball
  • retina
  • cornea
  • lens

  • 9. 
    Which of these are found in the eyes?

  • codes
  • bones
  • cones
  • coves
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