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Use the information that you will find on the web site
"A Look Inside the Human Body" to complete the following questions.
1. What are the four major systems of the human body?
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Skeletal System
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2. What are the 3 major jobs that our skeleton does?
_______________________________ ______________________________ _______________________________
3. How many bones does a newborn baby have?
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4. How many bones does an adult have?
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5. Why does a baby have more bones than an adult?
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6. Label the bones in this skeleton:
Respiratory System
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7. What does the body take in when we breathe?
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8. What are the small air balloons in our lungs called?
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9. What color do blood cells turn when they pick up oxygen from the alveolies?
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10. What is the name of the muscle that controls the breathing process?
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11. What is the highest recorded "sneeze speed"?
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12. Label this picture of the Respiratory System.
13. Label this picture of an alveoli.
Circulatory System
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14. Where is the heart positioned?
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15. Complete these sentences:
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17. How long do blood cells live?
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Digestive System
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18. How long is our digestive system?
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19. What mixes with the food when it is in the stomach?
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20. From the small intestine, food is broken down and
goes either into the ___________________ or into the ___________ ____________________.
21. How much saliva is produced by the body each day?
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22. Label this picture of the Digestive System.
