Human Body Quiz

Take this free human body quiz and test how much you really know about bones, muscles, organs, and blood, all in fun and simple multiple choice questions.

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Questions in this quiz

15 questions

  1. How many bones are in the adult human body? Choices: 206, 201, 210, 196
  2. Which is the largest organ in the human body? Choices: Liver, Skin, Lungs, Brain
  3. Which organ pumps blood around the human body? Choices: Lungs, Liver, Heart, Kidneys
  4. How many chambers does the human heart have? Choices: Two, Three, Five, Four
  5. Which is the hardest substance in the human body? Choices: Tooth enamel, Bone, Fingernail, Cartilage
  6. Which is the largest muscle in the human body? Choices: Biceps, Gluteus maximus, Quadriceps, Deltoid
  7. Which is the largest artery in the human body? Choices: Carotid artery, Pulmonary artery, Aorta, Femoral artery
  8. How many pairs of chromosomes does a human have? Choices: 23, 46, 21, 24
  9. Which organ in the human body produces insulin? Choices: Liver, Pancreas, Kidneys, Spleen
  10. Which part of the human body is the only one that cannot repair itself if damaged? Choices: Skin, Bone, Cartilage, Tooth enamel
  11. Which is the longest bone in the human body? Choices: Femur, Tibia, Humerus, Fibula
  12. Which organ filters waste out of human blood? Choices: Liver, Kidneys, Spleen, Pancreas
  13. Which blood type is known as the universal donor? Choices: AB positive, A negative, O negative, B positive
  14. Which is the largest gland in the human body? Choices: Liver, Thyroid, Pancreas, Pituitary gland
  15. Which part of the body is home to the smallest muscle? Choices: Eyelid, Tongue, Hand, Middle ear

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