To understand the human nervous system, with a special emphasis on the central nervous system. It covers reflex and voluntary actions, synapse, neurotransmitters, drugs and the effects on the nervous system and on other parts of the body. It has a complete description on the eye and the formation of images. It also includes some questions to check students'progress. The information is both narrated and written down which makes the material very easy to follow.
The resource does not describe the origin and transmission of nerve impulses nor how neurotransmitters are released.