1. A Tour Through The Brain old "reptilian" brain

2. Boy born without a brain

3. Copyright © Allyn & Bacon 2007 The Brain Stem and Cerebellum Thalamus Pons Cerebellum Reticular Formation Medulla Brain Stem

4. Thalamus Top of the Brain Stem. directs messages to the sensory receiving areas in the cortex. *Smell is the only sense that it DOES NOT go through this structure.

5. Copyright © Allyn & Bacon 2007 The Brain Stem and Cerebellum Thalamus Pons Cerebellum Reticular Formation Medulla Brain Stem

6. Pons Regulation of our states of wake/sleep cycle and dreaming. Acts as a bridge that connects the brain stem to the cerebellum

7. Copyright © Allyn & Bacon 2007 The Brain Stem and Cerebellum Thalamus Pons Cerebellum Reticular Formation Medulla Brain Stem

8. Cerebellum Involved in our sense of balance and coordination of our muscles. If your cerebellum is damaged you would be exceedingly clumsy and uncoordinated.

9. Copyright © Allyn & Bacon 2007 The Brain Stem and Cerebellum Thalamus Pons Cerebellum Reticular Formation Medulla Brain Stem

10. Medulla It controls basic life support functions like your heartbeat, blood pressure and breathing. Operates on “autopilot”

11. Copyright © Allyn & Bacon 2007 The Brain Stem and Cerebellum Thalamus Pons Cerebellum Reticular Formation Medulla Brain Stem

12. Oldest part of the brain, includes the previous mentioned medulla, pons and the Reticular (formation) Activation System = arouses the cortex to keep the brain alert and attentive. Wakefulness/consciousness