
Unit 1- Sleep and Consciousness
Flashcard
•
Social Studies
•
12th Grade
•
Hard
Marisa Petraglia
FREE Resource
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15 questions
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1.
FLASHCARD QUESTION
Front
Consciousness
Back
Varying levels of awareness of thoughts, feelings, behavior, and events in individuals’ internal and external worlds. Sleep and wakefulness are two types of consciousness.
2.
FLASHCARD QUESTION
Front
Circadian Rhythm
Back
The sleep/wake cycle is a circadian rhythm, which in humans is about a 24-hour cycle.
3.
FLASHCARD QUESTION
Front
Stage (NREM) 1 Sleep
Back
Characterized by relatively rapid, low-amplitude brain waves.
4.
FLASHCARD QUESTION
Front
Stage (NREM) 2 Sleep
Back
Makes up about half of the total sleep and is characterized by a slower, more regular wave pattern.
5.
FLASHCARD QUESTION
Front
Stage 3 (NREM) Sleep
Back
The brain waves become slower, with higher peaks and lower valleys in the wave pattern. People are least responsive to outside stimulation.
6.
FLASHCARD QUESTION
Front
Rapid Eye Movement (REM) Sleep
Back
Several times a night, when sleepers have cycled back to a shallower state of sleep, their heart rate increases and becomes irregular, their blood pressure rises, and their breathing rate increases. Most dreams occur here.
7.
FLASHCARD QUESTION
Front
Activation-Synthesis Dream Theory
Back
Dreams are the brain's attempt to make sense of random neural activity that occurs during REM sleep. Dreams are essentially meaningless byproducts of this process.
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