Kids Safe Encyclopedia Search. Safe Wiki for Kids.     

   web | images | video | facts | wiki | news | games | kidztube | apps






Not Finding Your Answer?
Post It On KidzTalk Homework Help


   Report a search problem







COMPANY RESOURCES LINKS SOCIAL
contact us education daily journal home facebook
about us make us your default search kidztalk twitter  
terms/privacy blocking websites kidznet pinterest  
advertise teacher zone wiki    
media link to us learning sites    
business / api solutions add a site image search    
affiliate program kidzsearch apps kidztube    
play youtube on kidzsearch games    
  voice search music    
  report a problem cool facts    
  settings news    
    search help    
       
         










 mobile version

      Copyright 2005-2024 KidzSearch.com 

Human lungs and heart

The lung is an organ in many vertebrates (animals having a spine, or backbone). It takes blood oxygen from the air, and expels carbon dioxide. Most vertebrates with lungs have two of them.

In animals, the lungs are the area where gas exchange takes place. Without gas exchange, oxygen would not pass into the blood from the lungs so the body cells would not be able to receive the oxygen needed for respiration.

 view more...