Viewers will learn about the three key components of the nervous system; the brain, spinal cord and nerves; all made up of special cells called neurons that transmit electrical impulses throughout the body. They'll discover the different types of neuron, sensory, motor and associative; each with a specialized function. Reflex actions are discussed, as well as an in-depth look at the three main parts of the brain: cerebrum, cerebellum and brain stem.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.