Psychology: "3.2: Cells of the Nervous System"
Read this section, which introduces biopsychology. After you read section 3.2, also read section 3.3, "Parts of the Nervous System". Biopsychology is a branch of psychology that analyzes how the brain and neurotransmitters influence our behaviors, thoughts and feelings. This field can be thought of as a combination of basic psychology and neuroscience.