NREM Sleep |
REM Sleep |
Sympathetic outflow decrease |
Sympathetic outflow increase |
BP & HR decrease |
BP & HR increase |
Night terror |
Night mare (fearful dreams) |
No eye movement (NREM) |
Rapid eye movements (REM) |
Dreaming: Rare, if any |
Dreaming: Active dreams |
• Nocturnal enuresis • Sleep talking (Somniloquy) • Sleep walking (Somnambulism) • Sleep terror (Night terror) |
• Narcolepsy • Muscle atonia (paralysis): below neck body paralysis • Ponto-geniculo-occipital (PGO) spike • Penile erection, Clitoris tumescence |