The Human Systems Explorer has moved!

As of September, 2005 the Human Systems Explorer has moved to a password-protected area of the Harvard Medical School web site.

How can I continue to use the diagrams?
Updated and improved versions of the respiratory physiology diagrams, as well as new interactive respiratory diagrams, are available on the web and are associated with the respiratory physiology text titled, "Respiratory Physiology: A Clinical Approach." by Richard M. Schwartzstein, MD and Michael J. Parker, MD from Lippincott Williams & Wilkins (August 2005).

For information on obtaining access to the respiratory physiology site or for information on continued access to the Human Systems Explorer, please contact us.

How can I find out more about the book?
More information on the book is available at Lippincott Williams & Wilkins and the book can be easily purchased through

About the Human Systems Explorer
The Human Systems Explorer is a web site designed by Michael Parker, M.D., to help reinforce medical students' understanding of pathophysiology and give a little extra edge for the boards and for the wards. The site has been designed to emphasize understanding and to clarify difficult concepts in pathophysiology.

© 2005, Michael Parker MD, All Rights Reserved