In this interactive object, learners examine the neuron pathway into and out of the spinal cord. They complete the activity by testing their knowledge of vocabulary and the location of spinal cord structures.

In this interactive object, learners examine the locations of major body cavities and their protective membranes. A drag-and-drop exercise completes the activity.

In this screencast, learners examine the function and location of the motor neurons and the damage that can result when they are injured.

In this animated object, learners examine the major descending tracts of the nervous system. A matching exercise completes the activity.