Figure 28.1 The duration of sleep

Figure 28.1 The duration of sleep (Part 1)

Figure 28.1 The duration of sleep (Part 2)

Figure 28.2 Circadian rhythmicity of core body temperature and growth hormone & cortisol levels

Box 28A Sleep Styles in Different Species

Box 28A Sleep Styles in Different Species (Part 1)

Box 28A Sleep Styles in Different Species (Part 2)

Figure 28.3 Consequences of total sleep deprivation in rats

Figure 28.3 Consequences of total sleep deprivation in rats (Part 1)

Figure 28.3 Consequences of total sleep deprivation in rats (Part 2)

Figure 28.4 Rhythm of waking and sleeping in isolation, with and without day–night cycle cues

Figure 28.5 Photoreceptors responsible for signaling circadian light changes

Figure 28.5 Photoreceptors responsible for signaling circadian light changes (Part 1)

Figure 28.5 Photoreceptors responsible for signaling circadian light changes (Part 2)

Figure 28.5 Photoreceptors responsible for signaling circadian light changes (Part 3)

Box 28B Molecular Mechanisms of Biological Clocks

Box 28B Molecular Mechanisms of Biological Clocks

Figure 28.6 EEG recordings during the first hour of sleep

Box 28C(1) Electroencephalography

Box 28C(2) Electroencephalography

Box 28C(3) Electroencephalography

Figure 28.7 Physiological changes during the various sleep states

Figure 28.7 Physiological changes during the various sleep states (Part 1)

Figure 28.7 Physiological changes during the various sleep states (Part 2)

Figure 28.7 Physiological changes during the various sleep states (Part 3)

Figure 28.8 Circuitry involved in decreased sensation and muscle paralysis during REM sleep

Figure 28.8 Circuitry involved in decreased sensation and muscle paralysis during REM sleep

Figure 28.9 Activation of specific neural circuits triggers sleep and wakefulness

Figure 28.10 Cortical regions whose activity changes during REM sleep

Figure 28.11 Important nuclei in regulation of the sleep–wake cycle

Figure 28.11 Important nuclei in regulation of the sleep–wake cycle (Part 1)

Figure 28.11 Important nuclei in regulation of the sleep–wake cycle (Part 2)

Figure 28.11 Important nuclei in regulation of the sleep–wake cycle (Part 3)

Figure 28.11 Important nuclei in regulation of the sleep–wake cycle (Part 4)

Box 28E Drugs and Sleep

Figure 28.12 Thalamocortical neuron activity in sleep and awake states

Figure 28.13 Thalamocortical feedback loop and the generation of sleep spindles

Figure 28.13 Thalamocortical feedback loop and the generation of sleep spindles (Part 1)

Figure 28.13 Thalamocortical feedback loop and the generation of sleep spindles (Part 2)

Figure 28.14 Summary scheme of sleep–wake states

Figure 28.15 Sleep pattern of a patient with obstructive sleep apnea