1. Explain what is ment in BOX 3.1: Action Potentials Act, in Many Ways, like a Flushing Toilet. At the end, does the metaphor helps you to understand the process?
2. Describe in your own words the sequence of events associated with chemical transmission in a neuron.
3. The electrical activity of populations of neurons can be measured using scalp electrodes. What can this information tell us about you?

must be between 175 -200 words per question