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The appendix has no function in modern humans, however it is believed to have been part of the digestive system in our primitive ancestors. ... The hardest substance in the human body is one of the four kinds of tissue which make up the tooth. It is enamel and covers the crown (area above the gum line) of the tooth.
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www.innerbody.com/image/digeov.html
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Human Digestive System Page. ... ; The human digestive system is a complex series of organs and glands that processes food. In order to use the food we eat, our body has to break the food down into smaller molecules that it can process; it also has to excrete waste.
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www.enchantedlearning.com/subjects/anatomy/digestive/
www.enchantedlearning.com/subjects/anatomy/digestive/
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Related content from HighBeam Research on: digestive system: The Human Digestive System ... A room-sized installation by Wim Delvoye that replicates the human digestive system is currently on view at the New Museum of Contemporary Art. (New York).(Brief Article) (Art Business News)
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www.infoplease.com/ce6/sci/A0857763.html
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The digestive system breaks down the food you eat. Learn how in this article for kids. ... Dig That Digestive System ... The digestive system is a pretty important part of your body. Without it, you couldn't get the nutrients you need to grow properly and stay healthy. And next time you sit down to lunch, you'll know where...
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kidshealth.org/kid/htbw/digestive_system.html
kidshealth.org/kid/htbw/digestive_system.html
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The Human Digestive System...
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www.tvdsb.on.ca/westmin/science/sbi3a1/digest/digdiag.h...
www.tvdsb.on.ca/westmin/science/sbi3a1/digest/digdiag.htm
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Upper and Lower human gastrointestinal tract ... The main organs of the digestive system are: ... Anatomy atlas of the Digestive System...
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en.wikipedia.org/wiki/Gastrointestinal_tract
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Fundamental Physiology and Anatomy of the Digestive System ... Control of Digestive System Function ... A Voyage Through the Digestive Tract...
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arbl.cvmbs.colostate.edu/hbooks/pathphys/digestion/inde...
arbl.cvmbs.colostate.edu/hbooks/pathphys/digestion/index.html
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