Across
- 3. too much sleep
- 5. eye movement during sleep
- 8. chronic and severe lack of sleep
- 9. when the body makes up for missed sleep with extra REM
- 10. waves of alertness, engaged minds, low amplitude and high frequency
- 12. when one stops breathing during sleep
- 13. too little sleep
- 14. REM sleep is considered this because of the high brain activity
- 17. waves with decreased attention to environment, characteristic of rest
- 18. short bursts of brain activity as the brain tries to relax us
Down
- 1. sleep disorder involving acting out violent dreams
- 2. sleep-talking
- 4. type of sleep apnea from a soft tissue obstruction
- 6. sleep-walking
- 7. physiological patterns in our body
- 8. the experience of being awake but unable to move or speak
- 11. type of sleep apnea when the brain fails to signal the diaphragm to breathe
- 15. waves with a very slow frequency, deep dreamless sleep
- 16. waves as we are falling asleep, more amplitude, slower frequency
- 19. sleep disorder involving falling asleep during normal activities
- 20. the difference between time in sleep and the amount the body needs