Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
9 Cards in this Set
- Front
- Back
|
Alpha Waves -what are you doing -what do waves look like |
-awake but relaxed (eyes close) -large, regular, slow |
|
|
Beta Waves -what are you doing -what do waves look like |
-excited (engaged) -fast and regular |
|
|
Sleep |
-altered state of consciousness with reduced activity and responsiveness |
|
|
How long do we spend sleeping? how many average hours a night? |
-1/3 of life (200, 000 hours) -8/8.5 hours |
|
|
How do we measure sleep |
-EEG that measures brain activity in waves |
|
|
Stage 1 in sleep cycle -what waves -what body doing |
-slow waves -brief transition falling asleep |
|
|
Stage 2 -how long -what waves |
-40-50% of sleep cycles - brief burst of rapid waves |
|
|
Stages 3&4 -how long -what waves -what kind of sleep |
-25% of sleep walking -Delta waves (low irregular) -hard to awaken. sleep walking occurs |
|
|
Mental Activity in stages 3&4 |
-sleep thought (similar to thinking) (related to daily waking thought) (not emotionally charged) |
