What are the EEG waves record for parietooccipital region with subject awake & eye closed?
Alpha waves
Beta waves
Delta waves
Theta waves
In adult humans who are awake but at rest with the mind wandering and eyes closed the most prominent component of EEG is a fairly regular pattern of waves at a frequency of 8-13 Hz and amplitude of 50-100uV, this pattern is the alpha rhythm. Ref: Ganong&;s review of medical physiology; 23rd edition; pg:233
Nervous system