The Human Anatomy Atlas is a virtual resource for students. It looks at many different things including certain things that may be useful to PTA students. Over the next few tabs, there are demonstrations of some of the things you can access/see within this virtual resource.
The following PDF documents are the 6 different lab activities available under quizzes in the Visible Body: Human Anatomy Atlas Database.
A binder with all 6 labs printed in color is available in the the library.