http://sln2.fi.edu/biosci/heart.html The web page contains an open heart movie (requires QTV) as well as other attractive graphics. There are also activities related to EKG's and x-rays.

http://www.merck.com/!!s9OfD17kBs9Oma1w8T/disease/heart/ This site covers heart risk factors in lay persons' terms.

http://www.physiol.arizona.edu/CELL/Instruct/BodyElect.html This has some very interesting material, pictures and text, from the University of Arizona from the course entitled: "Body electric." It includes an EKG.

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