Human body trivia quiz

The human body is one complex but interesting topic. So interesting that I made a quiz about it. How familiar are you when it comes to human body facts? Do you really know how your body works?

  1.  1

    How many muscles does it take to frown?

    • 43 muscles
    • 42 muscles
    • 41 muscles
    • 40 muscles
  2.  2

    How many muscles does it take to smile?

    • 17 muscles
    • 18 muscles
    • 19 muscles
    • 20 muscles
  3.  3

    _____ people throughout the world have blood-sucking hookworms living in their bodies.

    • 700 million
    • 600 millions
    • 500 millions
    • 400 millions
  4.  4

    A cough discharges an explosive charge of air that has been known to move at:

    • 60 miles per hour
    • 70 miles per hour
    • 80 miles per hour
    • 90 miles per hour
  5.  5

    A person will die from lack of sleep after around:

    • 10 days
    • 15 days
    • 20 days
    • 25 days
  6.  6

    A fetus acquires fingerprints at the age of:

    • three months
    • four months
    • five months
    • six months
  7.  7

    A fingernail or toenail takes about _____ to grow from base to tip.

    • 6 months
    • 5 months
    • 4 months
    • 3 months
  8.  8

    According to the Kinsey Institute, the biggest erect penis on record measures:

    • 13 inches
    • 12 inches
    • 11 inches
    • 10 inches
  9.  9

    Three-hundred-million cells die in the human body every:

    • minute
    • hour
    • second
    • day
  10. 10

    The largest human organ is the:

    • skin
    • brain
    • liver
    • heart
  11. 11

    The human brain is about:

    • 85% water
    • 80% water
    • 75% water
    • 70%water
  12. 12

    The human body has over 600 muscles, _____ of the body's weight.

    • 40%
    • 30%
    • 20%
    • 10%
  13. 13

    The human body has enough fat to produce 7 bars of:

    • soap
    • chocolate
    • gold
    • peanuts
  14. 14

    The body's largest internal organ is the small intestine at an average length of:

    • 20 feet
    • 25 feet
    • 30 feet
    • 35 feet
  15. 15

    The average human produces 25,000 quarts of spit in a lifetime, enough to fill:

    • 2 swimming pools
    • 3 swimming pools
    • 4 swimming pools
    • 5 swimming pools
  16. 16

    The average duration of sexual intercourse for humans is:

    • 2 minutes
    • 3 minutes
    • 4 minutes
    • 5 minutes
  17. 17

    The ashes of the average cremated person weigh:

    • nine pounds
    • ten pounds
    • eleven pounds
    • twelve pounds
  18. 18

    One in every ____ babies is born with a tooth

    • 2000
    • 3000
    • 4000
    • 5000
  19. 19

    Jaw muscles can provide about ___ pounds of force to bring the back teeth together for chewing.

    • 200
    • 300
    • 400
    • 500
  20. 20

    If it were removed from the body, the small intestine would stretch to a length of:

    • 22 feet
    • 23 feet
    • 24 feet
    • 25 feet

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