Game Preview

The Human Body

  •  English    48     Public
    Questions about the human body
  •   Study   Slideshow
  • Your heart is the size of _____.
    a walnut
    your fist
    a melon
    a marble
  •  10
  • If your digestive tract were stretched out, how long would it be?
    as long as a banana
    as long as a baseball bat
    as long as a train
    as long as two cars
  •  15
  • Your body contains enough iron to make which household product?
    a cast-iron pan
    a teaspoon
    a thumbtack
    a two-inch nail
  •  15
  • True or false? If you're right-handed, the fingernails on your right hand grow faster.
    True
  •  10
  • What is the most commonly broken bone in the human body?
    the pinky finger
    the leg
    the collarbone
    the big toe
  •  15
  • Why does your foot fall asleep?
    because it's tired
    because you've temporarily squashed the nerves in your foot
    because you've had too much to eat
    because your heart has stopped pumping blood to that area
  •  15
  • True or false? There are 206 bones in an adult human body and 300 bones in an infant's body.
    True
  •  10
  • True or false? Most of the dust in your home is made of human skin.
    False
  •  10
  • Can you lick your elbow?
    No
  •  10
  • If you go into space, do you get taller?
    Yes, the cartilage disks in your spine expand due to the lack of gravity.
  •  10
  • What is the hardest substance in the human body?
    tooth enamel
  •  15
  • In terms of attributed human deaths which are more dangerous; snakes, bees, sharks or house flies?
    house flies
  •  15
  • True or false: Your body's temperature rises slightly during digestion.
    True
  •  10
  • Where are the three smallest bones in the human body? What are they called?
    They are in the middle ear. Collectively called ossicles, the 3 bones are the malleus (hammer), incus (anvil) & stapes (stirrup).
  •  15
  • What's the lifespan of a human red blood cell?
    around 120 days
  •  25
  • What is the longest type of cell in the body?
    the nerve cell (neuron)
  •  20