Biological psychological traits.

1. Describe the electrical and chemical communication within and between neurons. 2.Your best friends from high school invite you over for pizza and a friendly game of cards. Name six parts of the brain and explain the role each plays during your evening of food, fellowship, and playing cards. 3.How can scientists study the living brain since it is protected by the skull? The textbook notes several methods for this type of study. Describe the different approaches that have been used to explore the workings of the brain. 4.What are genes? Explain how they influence our physical and psychological traits.