American Association for Clinical Chemistry
Lab Tests Online: Liver Disease
This thorough site provides and overview of liver functions, defines liver disease, looks at signs/symptoms of liver disease, discusses three tests to detect liver disease, and covers treatment for liver problems.
Other
Stanford Children's Health: How the Liver Works
This brief site discusses the anatomy and functions of the liver. Although concise, key information is provided.
Sophia Learning
Sophia: Muscle Building and Steroids
This lesson will describe the effects that exercise and steroids have on your muscles.