Chapter 6: Biological Bases of Behavior

You are what your brain does. Every thought, memory, emotion, decision, and movement is the product of electrochemical activity in about 86 billion neurons. This chapter maps the hardware: the nervous system, the endocrine system, and the genes and environments that shape both.

In This Chapter

• 6.1 Organization of the Nervous System
• 6.2 The Cerebral Cortex and the Four Lobes
• 6.3 Old Brain: Brainstem, Cerebellum, and Subcortical Structures
• 6.4 Neurotransmitters and Brain-Imaging Techniques
• 6.5 The Endocrine System
• 6.6 Prenatal and Childhood Development
• 6.7 Adolescence, Heredity, and Gene-Environment Interaction
• Section Test