CHAPTER 1 BIOPSYCHOLOGY AS A NEUROSCIENCE: WHAT IS BIOPSYCHOLOGY, ANYWAY? MULTIPLE CHOICE QUESTIONS 1. The human brain weighs about a. 0.3 kilograms (0.7 pounds). b. 0.8 kilograms (1.8 pounds). c. 1.0 kilograms (2.2 pounds). d. 1.3 kilograms (2.9 pounds). e. 2.3 kilograms (5.1 pounds). Answer: D Diff: 2 Page Ref: 2 Topic: Introduction Type: Factual 2. The human brain is composed of various cells, including about 100 billion that are specialized to receive and transmit electrochemical signals. These specialized cells are called a. glial cells. b. axons. c. neurons. d. oligodendroglia. e. sulci. Answer: C Diff: 1 Page Ref: 2 Topic: Introduction Type: Factual