The team pulls up a hologram of the perpetrator, Renard, and discuss how a bullet got lodged into his head. They mention that the bullet is slowly moving through his medulla oblongata and killing off his senses: touch, smell, and pain. They state that he is getting stronger every day until the day he dies because he lost these senses.

Joel has decided to have his ex-girlfriend, Clementine, erased from his memory because she had erased him from her memory. At the start of the procedure, the "doctors" put items that remind Joel of Clementine in front of him as they monitor his brain activity. Parts of his brain light up on the machine as he thinks about Clementine. Joel's thoughts are illustrated as incoherent events as the procedure progresses.

Heinrich Kulver and Paul Bucy guide Angie and Nicky through the structure of the brain. They then explain that the Amygdala is the part of the brain that processes emotional reactions. Watch Thomas Edison's Secret Lab on Netflix, the Kid Genius channel on Xfinity, public television and DVD. Visit EDISONSECRETLAB.COM for games, videos, downloads and more!

The brain constitutes only about 2 percent of the human body, yet it is responsible for all of the body's functions. Learn about the parts of the human brain, as well as its unique defenses, like the blood brain barrier.

Whether you're throwing a baseball, or doing a cognitive task, you may be using more brainpower than you think. The question is, how will a little outside pressure affect your performance?