Sagittal section of the brain stem of a pontile animal without hypothalamic island

Paradoxical Sleep - A Study of its Nature and Mechanisms

Michel Jouvet
Progress In Brain Research Vol. 18 Sleep Mechanisms 1965

TABLE OF CONTENTS

Introduction

Evidence of the duality of the states of sleep

(a) EEG and behavioural findings

(b) Phylogenetic findings

(c) Ontogenetic findings

(d) Functional findings

(e) Structural findings

Mechanisms of paradoxical sleep

(a) Producing P.S. as a reflex

(b) Results of deafferentations

(c) Role of the hypothalamus and pituitary

(d) Deprivation of P.S. in the pontile animal

(e) Effects of temperature on P.S. in the pontile animal

(f) Action of gamma-butyrolactone (G.B.L.)

(g) Osmolarity of the blood and paradoxical sleep

Discussion

(a) Duality of the states of sleep

(b) Mechanisms underlying the appearance of P.S.

Summary and Conclusions

Figures

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Figure 18 : Sagittal section of the brain stem of a pontile animal without hypothalamic island

Site of the electrode in the posterior part of the nucleus reticularis pontis caudalis. Loyez staining.