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Figure 6Arousal (A) and rhombencephalic sleep (B) in cat X2.Note the rhythmic activity in the subcortical activity and the spindle-like activity in the nucleus pontis caudalis (F.R.P.C.), the slowing of E.K.G., acceleration of respiration (R) and the total disappearance of the E.M.G. activity of the neck muscles. FRM.=Posterior mesencephalic reticular formation. F.R.P.O.=Nucleus pontis oralis. |