Alpha-wave in EEG is seen in
High-Yield Explanation
Stages of sleep and rhythm
- Beta rhythm- Alert, awake, maximum concentration.
- Alpha rhythm- Eyes closed, mind wandering, less attentiveness
- Theta rhythm- Stage 1 NREM
- Sleep spindles, K complex- Stage 2 NREM
- Delta rhythm- Deep sleep (Stage 3 & 4 NREM)
- Beta Rhythm and occasional alpha rhythm- REM
In alpha, rhythm patient is awake, not asleep.