1
Q
What is EEG used for?
EOG?
EMG?
A
Electrical activity in brain
Eye movements in R.E.M. Sleep
Loss of neck muscle activity in some stages of sleep
2
Q
What happens in R.E.M. sleep and whilst we are awake on the EEG?
NREM?
A
Low voltage, fast, high frequency
High voltage, slow, low frequency
3
Q
What does EEG look like whilst in REM sleep?
What are heart rate and respiratory rate?
What is increased?
What system dominates?
A
Similar to when awake
Irregular
Brain oxygen consumption
Sympathetic nervous system
