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THINK YOU KNOW YOURSELF? THINK AGAIN!

Your selfie game is strong! You know all your best angles! But is your self-literacy more than skin deep?

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  1. Your fingernails grow _____.

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    Correct
    Incorrect
    3 times slower than your toenails
    Correct
    Incorrect
    at the same speed as your toenails
    Correct
    Incorrect
    3-4 times faster than your toenails
    Correct
    Incorrect
    10 times faster than your toenails
    Correct!
    Wrong!

    3-4 times faster than your toenails

    3-4 times faster than your toenails
  2. The adult human body is made up of how many bones?

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    Correct
    Incorrect
    84
    Correct
    Incorrect
    206
    Correct
    Incorrect
    395
    Correct
    Incorrect
    543
    Correct!
    Wrong!

    206

    206
  3. How many bones are you born with?

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    Correct
    Incorrect
    206
    Correct
    Incorrect
    195
    Correct
    Incorrect
    84
    Correct
    Incorrect
    300
    Correct!
    Wrong!

    300

    You're born with about 300 bones. Some bones fuse together as you get older, leaving a new bone total of about 206.

    300
  4. Like fingerprints, every person has their own distinct _____.

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    Correct
    Incorrect
    odor
    Correct
    Incorrect
    hair color
    Correct
    Incorrect
    eye color
    Correct
    Incorrect
    tooth enamel
    Correct!
    Wrong!

    odor

    odor
  5. Where is your fibula located?

    Correct
    Incorrect
    arm
    Correct
    Incorrect
    head
    Correct
    Incorrect
    leg
    Correct
    Incorrect
    foot
    Correct!
    Wrong!

    leg

    leg
  6. Other than calcium, what do your bones need to be strong?

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    Correct
    Incorrect
    fiber
    Correct
    Incorrect
    vitamin D
    Correct
    Incorrect
    vitamin C
    Correct
    Incorrect
    iron
    Correct!
    Wrong!

    vitamin D

    vitamin D
  7. How long does it take your heart to pump blood to every cell in your body?

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    Correct
    Incorrect
    less than one minute
    Correct
    Incorrect
    three to five minutes
    Correct
    Incorrect
    five to ten minutes
    Correct
    Incorrect
    fifteen minutes
    Correct!
    Wrong!

    less than one minute

    less than one minute
  8. Which blood cells are part of the immune system?

    Correct
    Incorrect
    platelets
    Correct
    Incorrect
    red blood cells
    Correct
    Incorrect
    white blood cells
    Correct
    Incorrect
    plasma
    Correct!
    Wrong!

    white blood cells

    white blood cells
  9. The smallest bone in your body is located where?

    Correct
    Incorrect
    hand
    Correct
    Incorrect
    toe
    Correct
    Incorrect
    ear canal
    Correct
    Incorrect
    nose
    Correct!
    Wrong!

    ear canal

    The smallest bone in your body is located in your middle ear. It's called the stapes. Say it like this: "STAY-peas"

    ear canal
  10. How many tastebuds do people usually have?

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    Correct
    Incorrect
    100-500
    Correct
    Incorrect
    1,000-5,000
    Correct
    Incorrect
    2,000-10,000
    Correct
    Incorrect
    20,000-25,000
    Correct!
    Wrong!

    2,000-10,000

    People can have anywhere between 2,000 and 10,000 tastebuds. They are regenerated every 2 weeks or so.

    2,000-10,000
  11. What is the largest muscle in the human body?

    Correct
    Incorrect
    gluteus maximus
    Correct
    Incorrect
    latissimus dorsi
    Correct
    Incorrect
    sartorius
    Correct
    Incorrect
    all of the above
    Correct!
    Wrong!

    All of the above!

    The gluteus maximus is the largest muscle by VOLUME. The latissimus dorsi is the largest muscle by WIDTH. The sartorius is the largest muscle by LENGTH.

    All of the above!
  12. What is the largest cell in the human body?

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    Correct
    Incorrect
    neuron
    Correct
    Incorrect
    ova (egg)
    Correct
    Incorrect
    myocyte (muscle cell)
    Correct
    Incorrect
    red blood cell
    Correct!
    Wrong!

    ova (egg)

    ova (egg)
  13. Which gland starts wasting away after puberty?

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    Correct
    Incorrect
    thymus
    Correct
    Incorrect
    pituitary
    Correct
    Incorrect
    adrenal
    Correct
    Incorrect
    thyroid
    Correct!
    Wrong!

    thymus

    thymus
  14. Which of these organs CAN'T you live without?

    Correct
    Incorrect
    gallbladder
    Correct
    Incorrect
    liver
    Correct
    Incorrect
    spleen
    Correct
    Incorrect
    appendix
    Correct!
    Wrong!

    liver

    liver
  15. When do children's bones grow the fastest?

    Correct
    Incorrect
    winter
    Correct
    Incorrect
    spring
    Correct
    Incorrect
    fall
    Correct
    Incorrect
    they grow the same all year
    Correct!
    Wrong!

    spring

    spring
  16. Your vocal cords, or vocal folds, are made of _____.

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    Correct
    Incorrect
    cartilage
    Correct
    Incorrect
    ligaments
    Correct
    Incorrect
    mucous membrane
    Correct
    Incorrect
    thin bands of muscle, covered by mucous membrane
    Correct!
    Wrong!

    thin bands of muscle, covered by mucous membrane

    thin bands of muscle, covered by mucous membrane
  17. The smallest muscle in the human body is located where?

    Correct
    Incorrect
    ear
    Correct
    Incorrect
    eye
    Correct
    Incorrect
    cheek
    Correct
    Incorrect
    mouth
    Correct!
    Wrong!

    ear

    The stapedius is the smallest skeletal muscle in the human body. At just over one millimeter in length, its purpose is to stabilize the smallest bone in the body, the stapes.

    ear
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