This is an EMLAT core component on Transport in Humans Part 1 for Pure Biology. In this lesson, we will explore the topics on the circulatory system, blood, heart and many more. It's about an hour long.
You can download the original mp4 file and save it on your PC or mobile devices for future learning. Just click on the link provided.
If you have a question, please comment it on my blog for further discussion by me: drzam.wordpress.com/2009/07/25/transport-in-humans-1/