Sleep Revision

4. animals that need to graze for hours sleep ______
7. a body part that produces hormones that are related to stress
8. both REM & NREM sleep ____________ as you age
10. hat percentage of sleep is REM sleep for a neonate?
11. NREM stage that accounts for 50% of total sleep
15. stage of NREM sleep where EEG readings are most erratic
17. detects & records the electrical activity in the brain
19. recommended hours for teenagers to sleep
20. detects and records electrical activity in the muscles
22. detects and records electrical activity in the muscles that allow the eye to move
24. NREM stage between wakefulness and sleep

1. a state of complete lack of awareness
2. NREM stage where the deepest sleep occurs
3. a body part that receives signals from the SCN and increases production of the hormone melatonin
5. type of attention to focus on one particular
6. why do grizzly bears sleep during winter months when food is scarce?
9. that acts as control centres affecting sleep and arousal
12. Mary Carskadon (2011) encourages schools to start_____________
13. responsible for making us sleepy and is secreted in dark conditions and ceases upon light
14. small animals that are very vulnerable to predators sleep______
16. NREM stage where transition to deep sleep occurs
18. stage of sleep where EMG readings are most consistent
21. stage where dreams occur
23. stage of sleep where EOG readings are most erratic