Learning Objectives

After reading this chapter, you will be able to:

  • Summarize the characteristics of the rhythms that occur during sleep and waking.
  • Describe the neural controls of sleep and waking rhythms.
  • Examine the functions of sleep and shorter rhythms.
  • Assess the causes of sleep disorders.
  • Explain how researchers are approaching the issue of consciousness.
  • Indicate the neural processes that contribute to consciousness.