Sleep Wake Cycle Flashcards
0
Q
Awake
A
Alpha rhythm brain waves (resting); beta rhythm brain waves (active thought).
1
Q
Sleep
A
State of consciousness.
2
Q
Slow-wave sleep
A
Non-rapid eye movement cycle (90 min).
3
Q
Stage 1
A
Light sleep, transition from waking.
4
Q
Stage 2
A
Deeper sleep.
5
Q
Stage 3
A
Slow wave (delta) sleep.
6
Q
Stage 4
A
Deepest type of sleep.
7
Q
REM sleep
A
Rapid eye movement cycles (10-15 minutes long, throughout sleep). Vivid dreams occur; body is paralyzed; important for memory consolidation and learning.
