Name _____________________    
   
Human Body Fact Sheet  
 
 
 
   
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?  
 
_______________________                 ______________________  
_______________________                 ______________________  
 
 
Skeletal System  
 
 
   
 
 
       
 
 
 
 
 
2.  What are the 3 major jobs that our skeleton does?  
 
_______________________________          ______________________________ _______________________________  
 
3.  How many bones does a newborn baby have?  
 
____________________  
 
4.  How many bones does an adult have?  
 
_____________________  
 
5. Why does a baby have more bones than an adult?  
 
_____________________________________________________________________________________________  
 
6. Label the bones in this skeleton:  
   
 
 
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
 
 
 
 
 
 
 
 
 
Respiratory System
 
     
   
   
     
   
   
 
 
 
7. What does the body take in when we breathe?  
 
_________________________________  
 
8. What are the small air balloons in our lungs called?  
 
_________________________________  
 
9. What color do blood cells turn when they pick up oxygen from the alveolies?  
 
________________________________  
 
10. What is the name of the muscle that controls the breathing process?  
 
_________________________________  
 
11. What is the highest recorded "sneeze speed"?  
 
__________________________________  
 
12. Label this picture of the Respiratory System.  
   
 
 
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
13.  Label this picture of an alveoli.  
 
 
 
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
 
 
 
 
 
 
 
 
 
 
Circulatory System
 
   
     
     
     
     
     
     
     
     
     
 
 
 
 
 
14. Where is the heart positioned?  
 
___________________________________  
 
15. Complete these sentences:  
   
Blood that is rich in oxygen appears __________________  
Blood that is poor in oxygen appears _________________  
Blood leaving the heart travels in ___________________  
Blood returning to the heart travels in _________________  
 
16. How many blood cells in a droplet of blood?  
 
_________________________________  
 
17. How long do blood cells live?  
 
__________________________________  
 
Digestive System  
   
 
 
   
 
 
 
 
 
18. How long is our digestive system?  
 
____________________________  
 
19. What mixes with the food when it is in the stomach?  
 
___________________________________  
 
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?  
 
____________________________  
 
 
22. Label this picture of the Digestive System.  
   
 
 
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
   
 
 
 
 
 
 
 
 
 
Back to Main Page