Chapter 14 Outline

Introduction: When Sleep Gets Out of Control

Biological Rhythms

Many Animals Show Daily Rhythms in Activity

Study questions: 1 | 2 | 3 | 4

The Hypothalamus Houses a Circadian Clock

Study questions: 5 | 6 | 7 | 8 | 9 | 10 | 11

Some Biological Rhythms Are Longer or Shorter than a Day

Study questions: 12 | 13 | 14

Sleeping and Waking

Human Sleep Exhibits Different Stages

Study questions: 15 | 16 | 17 | 18

Different Species Provide Clues about the Evolution of Sleep

Study questions: 19 | 20

Our Sleep Patterns Change across the Life Span

Study questions: 21 | 22

Manipulating Sleep Reveals an Underlying Structure

Study questions: 23 | 24 | 25 | 26

BOX 14.1 Sleep Deprivation Can Be Fatal

What Are the Biological Functions of Sleep?

Study questions: 27 | 28 | 29 | 30

At Least Four Interacting Neural Systems Underlie Sleep

Study questions: 31 | 32 | 33 | 34 | 35 | 36 | 37

Sleep Disorders Can Be Serious, Even Life-Threatening

Study questions: 38 | 39 | 40 | 41 | 42 | 43 | 44 | 45

The Cutting Edge: Can Individual Neurons Be "Sleepy"?

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