C2L5 - Sleep & Dreams Flashcards
1
Q
sleep
A
the periodic loss
of natural consciousness, distinct from coma, anesthesia, or hibernation
2
Q
motor cortex
A
active during sleep, but motor command signals are BLOCKED by the brain stem
3
Q
REM
A
characterized by random rapid movement of the eyes and the probability of the sleeper to dream vividly
4
Q
circadian rhythm
A
generally based on sunlight; our body uses this cycle to induce both sleeping (melatonin) and waking signals (cortisol)
5
Q
1
A
Waking Beta
6
Q
2
A
Waking Alpha
7
Q
3
A
Non-Rem 1 (can experience hallucinations, images,
falling, jerking)
8
Q
4
A
Non-Rem 2
9
Q
5
A
Non-Rem 3 (deep sleep/ delta brain waves)
10
Q
6
A
Rem - roughly 10 minutes with vivid dreaming
