3 - D Brain is available on line for PCs or as an i-app or android app.
Lumen is an anatomy page created by professors at Loyola Medical School. Very clear drawings allow you to study the various body systems.
The Biology Department at Lone Star College provides many links explaining physiology that will help you.
edX has archived two of its MOOC courses, which means it is possible for your to explore the information in the course independently. The first course presents 5 different cases of musculoskeletal injury from initial examination to surgery and the second presents the effects of stroke on the human body.