In this animated activity, learners examine how organs are visualized in three dimensions. The terms “longitudinal,” “cross,” “transverse,” “horizontal,” and “sagittal” are defined. Students test their knowledge of the location of abdominal pelvic cavity organs in two drag-and-drop exercises.

In this learning activity you'll read the procedures for using the vertical function of an oscilloscope and view illustrations of waveforms.

Students review how to use chordal distances to locate bolt hole circle locations. They then take a 10-question quiz to test their knowledge.

In this screencast of an old Flash learning object, learners follow along as we sort parasites into divisions and helminth divisions. We'll also identify affected body systems.