Informative Speech

Topics: Brain, Nervous system, Adolescence Pages: 3 (1070 words) Published: May 8, 2013
Introduction: Show Video of Teens Doing stupid things. Ask: Why do Teens do things like this? We hear all kinds of things in the media now a days about stupid things kids are doing. From the Steubenville Ohio football players that were convicted of raping a young girl at a party. Did you hear about the 16 year old boy who stuck his head out of the bus window while going under the George Washington Bridge? Or this boy that posted on face book about driving drunk and hitting someone’s car? He was Topic Sentence: Teen troubles – it is not just your hormones; it really is all in your head. We shake our heads and wonder what is wrong with young people today, wonder why they do these seemingly random, senseless things, and blame it on hormones. In reality though, these things are not so random or hormonal, they are the result of an unsophisticated brain. Previously, parents always looked at their teenagers and some of the things, usually not the brightest things, and chalked it up to hormones. Now, however, there is proof that the immature acts of teenagers have a physiological cause behind them. The nerve endings in their brains are not protected adequately yet to prevent them from acting on every little impulse without regard for the consequences. The nerve endings have a covering, called myelin, which develop over time and teenagers just have not had enough time to be protected from themselves. This developmental process is called myelination. Main Point

According to definitions: Myelination is the term that is used for the process by which a fatty layer, called myelin, accumulates around the nerve cells. Myelination allows the cells to transmit information faster and allows for more complex brain processes. This starts in infancy and continues into adulthood. During the teen years this is happening mostly in the frontal lobe the area responsible for better decision making, better control of impulses, planning, and reasoning skills. All the while a...
Continue Reading

Please join StudyMode to read the full document

You May Also Find These Documents Helpful

  • Informative Speech Essay
  • Informative Speech Tips Essay
  • Essay about Speaking: Speech and Informative Speeches
  • Informative Speech on How to Dress Essay
  • Informative Speech Guidelines 1 Essay
  • Speech Essay
  • Speech Essay
  • Essay about Inspirational Speech for school elections

Become a StudyMode Member

Sign Up - It's Free