Pontogeniculo-occipital spike is characteristic of which of the following sleep stage?
Ponto - geniculo - occipital spikes are large phasic potentials, seen in REM sleep. These orginate from cholinergic neurons in pons and pass rapidly to lateral geniculate body and then to occipital coex.
Stage 1 NREM
Stage 2 NREM
Stage 3 NREM
REM
Sleep Disorders