Discover the three parts of the brain and how they function.
Learning Objectives
Understand that our body’s responses to the outside world are controlled by the nervous system, the body’s communication network. The nervous system not only gathers information from the outside, but also keeps the internal organs working properly.
Realize that messages are constantly being transferred throughout the body in the...
Before the video, have the students experiment with the kneejerk reflex (tapping the patellar tendon to cause the lower leg to jerk outward). Ask the students if they thought about moving their leg before it moved. Tell them this is a reflex and that how reflexes work will be explained in the video.