Wednesday - Sept. 15th

Agenda:

• Gas Exchange PPT
• go over HW
• videos:
• http://www.youtube.com/watch?v=hp-gCvW8PRY&feature=related
• http://www.youtube.com/watch?v=bwXvqSqAgKc
• http://www.youtube.com/watch?v=ajbcJiYhFKY&feature=related 
• http://www.youtube.com/watch?v=2glFau9ORAY
• http://www.youtube.com/watch?v=-DbFBu_I_lA 

HOMEWORK: https://docs.google.com/fileview?id=0ByKrKNr7lu4DYWQzNzJkNjQtMGQzNC00YWVlLWExNjUtNTI3MTVmYjlkNmZj&hl=en&authkey=CPipzaoM