Std 10.8/10.9 Digestive and Excretory System Links
—Standard 10.8/10.8 Digestive/Excretory System Links–
1. USDA description of food labels: http://www.cfsan.fda.gov/~dms/foodlab.html
2. Good animation of feedback loops: http://mcdb.colorado.edu/courses/2115/units/Other/Feedback.dcr
3. Cilia sweep mucus along animation: http://mcdb.colorado.edu/courses/2115/units/Other/mucus%20animation.swf
Great animation on kidney structure and function (filtration, reabsorption, and excretion of important substances).