What: "The circulatory system is like the canals of Venice," says scientist N. Leigh Anderson. "It transports all the good things," he continues, "and it also transports a lot of junk." As blood makes its way through the 60,000 miles [100,000 km] of our circulatory system, it comes into contact with nearly every tissue in our body, including the heart, kidneys, liver, and lungs-vital organs that process and rely on blood. "

Writer: N. Leigh Anderson

LCC:

Where:

Date: Jun 11 2014 5:37 PM