The Respiratory System
Characteristics of the Respiratory Surface
   
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  Charc. of the resp surface

The Characteristics of a Respiratory Surface are :

 

  1. thin walls

  2. a moist inner surface

  3.  a huge combined surface area

  4.   a rich blood supply- each alveolus is sounded by capillaries.

   
       
 
Resources
 

Information

 

http://science.nationalgeographic.com/science/health-and-human-body/human-body/lungs-article

http://www.bbc.co.uk/science/humanbody/body/factfiles/lungs/lungs.shtml

http://www.imcpl.org/kids/guides/health/respiratorysystem.htm

http://www.biology-questions-and-answers.com/breathing-process.html

 

Videos

 

http://www.youtube.com/watch?v=vu_ONM3Bj9A&feature=related