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PREFACE

CONTENTS

LIST OF ILLUSTRATIONS

Emotions Favorable to Normal Secretion of the Digestive Juices

Emotions Unfavorable to the Normal Secretion of the Digestive Juices

Emotions Favorable and Unfavorable to the Contractions of the Stomach and Intestines

The Disturbing Effect of Pain on Digestion

REFERENCES

The Outlying Neurones

The Three Divisions of the Outlying Neurones

The Extensive Distribution of Neurones of the “Sympathetic” Division and Their Arrangement for Diffuse Action

The Arrangement of Neurones of the Cranial and Sacral Divisions for Specific Action

The Cranial Division a Conserver of Bodily Resources

The Sacral Division a Group of Mechanisms for Emptying

The Sympathetic Division Antagonistic To Both The Cranial and the Sacral

Neurones of the Sympathetic Division and Adrenal Secretion Have the Same Action

REFERENCES

The Evidence that Splanchnic Stimulation Induces Adrenal Secretion

The Question of Adrenal Secretion in Emotional Excitement

The Method of Securing Blood from Near the Adrenal Veins

The Method of Testing the Blood for Adrenin

REFERENCES

The Evidence that Adrenal Secretion Is Increased in Emotional Excitement

The Evidence that Adrenal Secretion is Increased by “Painful” Stimulation

Confirmation of Our Results by Other Observers

REFERENCES

Glycosuria From Pain

Emotional Glycosuria

The Rôle of the Adrenal Glands in Emotional Glycosuria

REFERENCES

The Nerve-muscle Preparation

The Splanchnic Preparation

The Effects of Splanchnic Stimulation on the Contraction of Fatigued Muscle

The First Rise in the Muscle Record

The Prolonged Rise in the Muscle Record

The Two Factors: Arterial Pressure and Adrenal Secretion

REFERENCES

The Effect of Increasing Arterial Pressure

The Effect of Decreasing Arterial Pressure

An Explanation of the Effects of Varying the Arterial Pressure

The Value of Increased Arterial Pressure in Pain and Strong Emotion

REFERENCES

Variations of the Threshold Stimulus as a Measure of Irritability

The Method of Determining the Threshold Stimulus

The Lessening of Neuro-muscular Irritability by Fatigue

The Slow Restoration of Fatigued Muscle to Normal Irritability by Rest

The Quick Restoration of Fatigued Muscle to Normal Irritability by Adrenin

The Evidence that the Restorative Action of Adrenin is Specific

The Point of Action of Adrenin in Muscle

REFERENCES

The Graphic Method of Measuring the Coagulation Time

The Effects of Subcutaneous Injections of Adrenin

The Effects of Intravenous Injections

The Hastening of Coagulation by Adrenin Not a Direct Effect on the Blood

REFERENCES

Coagulation Hastened by Splanchnic Stimulation

Coagulation Not Hastened by Splanchnic Stimulation if the Adrenal Glands are Absent

Coagulation Hastened by “Painful” Stimulation

Coagulation Hastened in Emotional Excitement

REFERENCES

The Reflex Nature of Bodily Responses in Pain and the Major Emotions, and the Useful Character of Reflexes

The Utility of the Increased Blood Sugar as a Source of Muscular Energy

The Utility of Increased Adrenin in the Blood as an Antidote to the Effects of Fatigue

The Question Whether Adrenin Normally Secreted Inhibits the Use of Sugar in the Body

The Vascular Changes Produced by Adrenin Favorable to Supreme Muscular Exertion

The Changes in Respiratory Function Also Favorable to Great Effort

Effects Produced in Asphyxia Similar to Those Produced in Pain and Excitement

The Utility of Rapid Coagulation in Preventing Loss of Blood

REFERENCES

“Reservoirs of Power”

The Excitements and Energies of Competitive Sports

Frenzy and Endurance in Ceremonial and Other Dances

The Fierce Emotions and Struggles of Battle

The Stimulating Influence of Witnesses and of Music

The Feeling of Power

REFERENCES

Appetite and Hunger

The Sensation of Hunger

The Theory That Hunger is a General Sensation

Weakness of the Assumptions Underlying the Theory That Hunger is a General Sensation

Body Need May Exist Without Hunger

The Theory That Hunger is of General Origin Does Not Explain the Quick Onset and the Periodicity of the Sensation

The Theory That Hunger is of General Origin Does Not Explain the Local Reference

Hunger Not Due To Emptiness of the Stomach

Hunger Not Due to Hydrochloric Acid in the Empty Stomach

Hunger Not Due to Turgescence of the Gastric Mucous Membrane

Hunger the Result of Contractions

The Empty Stomach and Intestine Contract

Observations Suggesting that Contractions Cause Hunger

The Concomitance of Contractions and Hunger in Man

REFERENCES

Antagonism Between Emotions Expressed in the Sympathetic and in the Cranial Divisions of the Autonomic System

Antagonism Between Emotions Expressed in the Sympathetic and in the Sacral Divisions of the Autonomic System

The Function of Hunger

The Similarity of Visceral Effects in Different Strong Emotions and Suggestions as to its Psychological Significance

REFERENCES

Support for the Militarist Estimate of the Strength of the Fighting Emotions and Instincts

Growing Opposition to the Fighting Emotions and Instincts as Displayed in War

The Desirability of Preserving the Martial Virtues

Moral Substitutes for Warfare

Physical Substitutes for Warfare

The Significance of International Athletic Competitions

REFERENCES

A LIST OF PUBLISHED RESEARCHES FROM THE PHYSIOLOGICAL LABORATORY IN HARVARD UNIVERSITY, ON WHICH THE PRESENT ACCOUNT IS BASED.

INDEX

Transcriber's Notes