This short film offers a look at respiration and a tour around the circulatory system and digestive system ... his tongue to see is shown. Human circulation. video Human circulation This short ...

Animated description of the digestive process and the structures of the digestive system involved at each stage. Digestion is the process by which food is broken down to be absorbed into the blood ...

The digestive system is the series of tubelike organs that convert our meals into body fuel. There are about 30 feet (9 meters) of these convoluted pipeworks, starting with the mouth and ending ...