Your Body Inside and Out

2. How many teeth do kids have—at least until they start falling out?

• 20
  Kids have 20 teeth and adults have 32.
• 32
  Kids have 20 teeth and adults have 32.
• 18
  Kids have 20 teeth and adults have 32.
• 10
  Kids have 20 teeth and adults have 32.

3. Approximately what percent of your body is water?

• 95
  Believe it or not, well over half of your body is made up of water.
• 70
  Believe it or not, well over half of your body is made up of water.
• 50
  Believe it or not, well over half of your body is made up of water.
• 30
  Believe it or not, well over half of your body is made up of water.

4. How many joints are there in the human body?

• 230
  There are 230 joints and more than 650 muscles in the body!
• 175
  There are 230 joints and more than 650 muscles in the body!
• 550
  There are 230 joints and more than 650 muscles in the body!
• 59
  There are 230 joints and more than 650 muscles in the body!

5. Where are your viscera located?

• In your brain
  The viscera include the trachea, lungs, kidneys, gallbladder, spleen, stomach, large and small intestine, and bladder.
• In your mouth
  The viscera include the trachea, lungs, kidneys, gallbladder, spleen, stomach, large and small intestine, and bladder.
• In your chest and abdominal cavity
  The viscera include the trachea, lungs, kidneys, gallbladder, spleen, stomach, large and small intestine, and bladder.
• In your heart
  The viscera include the trachea, lungs, kidneys, gallbladder, spleen, stomach, large and small intestine, and bladder.

6. How many times does your heart beat each day?

• 1,000,000 times
  That's a lot of work for one muscle!
• 50,000 times
  That's a lot of work for one muscle!
• 100,000 times
  That's a lot of work for one muscle!
• 5,000 times
  That's a lot of work for one muscle!

7. What is the body's normal temperature?

• 99° Fahrenheit
  When we are healthy, our average temperature is 98.6° Fahrenheit, but even when we are healthy our temperature can go up to 99° Fahrenheit or down to 97° Fahrenheit.
• 98.6° Fahrenheit
  When we are healthy, our average temperature is 98.6° Fahrenheit, but even when we are healthy our temperature can go up to 99° Fahrenheit or down to 97° Fahrenheit.
• 97.5° Fahrenheit
  When we are healthy, our average temperature is 98.6° Fahrenheit, but even when we are healthy our temperature can go up to 99° Fahrenheit or down to 97° Fahrenheit.
• 100.1° Fahrenheit
  When we are healthy, our average temperature is 98.6° Fahrenheit, but even when we are healthy our temperature can go up to 99° Fahrenheit or down to 97° Fahrenheit.

8. Which of your body's systems are responsible for transporting blood throughout the body?

• The respiratory system
  Your heart pumps the blood, and your arteries and veins transport it.
• The nervous system
  Your heart pumps the blood, and your arteries and veins transport it.
• The endocrine system
  Your heart pumps the blood, and your arteries and veins transport it.
• The circulatory system
  Your heart pumps the blood, and your arteries and veins transport it.

9. What type of doctor specializes in treating the ear?

• A dermatologist
  Dermatologists are skin specialists who specialize in all aspects of skin care and problems of the skin and hair. Pediatricians specialize in the health of children and the prevention and treatment of childhood diseases. Ophthalmologists specialize in the diagnosis and treatment, including surgery, of eye problems.
• An otologist
  Dermatologists are skin specialists who specialize in all aspects of skin care and problems of the skin and hair. Pediatricians specialize in the health of children and the prevention and treatment of childhood diseases. Ophthalmologists specialize in the diagnosis and treatment, including surgery, of eye problems.
• A pediatrician
  Dermatologists are skin specialists who specialize in all aspects of skin care and problems of the skin and hair. Pediatricians specialize in the health of children and the prevention and treatment of childhood diseases. Ophthalmologists specialize in the diagnosis and treatment, including surgery, of eye problems.
• An ophthalmologist
  Dermatologists are skin specialists who specialize in all aspects of skin care and problems of the skin and hair. Pediatricians specialize in the health of children and the prevention and treatment of childhood diseases. Ophthalmologists specialize in the diagnosis and treatment, including surgery, of eye problems.

10. How long are the small intestines?

• 50 feet
  The large intestines are 5 feet long and are three times wider than the small intestines.
• 25 feet
  The large intestines are 5 feet long and are three times wider than the small intestines.
• One mile
  The large intestines are 5 feet long and are three times wider than the small intestines.
• 5 feet
  The large intestines are 5 feet long and are three times wider than the small intestines.