Glandular Activity. Distillatio. The Essentially Motor Char-
acter of Detumescence. Involuntary Muscular Irradiation to
Bladder, etc. Erotic Intoxication. Analogy of Sexual Detum-
escence and Vesical Tension. The Specifically Sexual Move-
ments of Detumescence in Man. In Woman. The Spontaneous
Movements of the Genital Canal in Woman. Their Function
in Conception. Part Played by Active Movement of the Sperma-
tozoa. The Artificial Injection of Semen. The Facial Expres-
sion During Detumescence. The Expression of Joy. The Oc-
casional Serious Effects of Coitus 142

III.
The Constituents of Semen. Function of the Prostate. The Prop-
erties of Semen. Aphrodisiacs. Alcohol, Opium, etc. Ana-
phrodisiacs. The Stimulant Influence of Semen in Coitus.
The Internal Effects of Testicular Secretions. The Influence
of Ovarian Secretion 171



IV.
The Aptitude for Detumescence, Is There an Erotic Temperament ?
The Available Standards of Comparison. Characteristics of the
Castrated. Characteristics of Puberty. Characteristics of the
State of Detumescence. Shortness of Stature. Development of
the Secondary Sexual Characters. Deep Voice. Bright Eyes.
Glandular Activity. Everted Lips. Pigmentation. Profuse
Hair. Dubious Significance of Many of These Characters.... 182



The Psychic State in Pbegnanct.
The Relationship of Maternal and Sexual Emotion. Conception and
Loss of Virginity. The Anciently Accepted Signs of This Con-
dition. The Pervading Effects of Pregnancy on the Organism.
Pigmentation. The Blood and Circulation. The Thyroid.
Changes in the Nervous System. The Vomiting of Preg-



X CONTENTS.
naney. The Longings of Pregnant Women. Mental Impres-
sions. Evidence for and Against Their Validity. The Question
Still Open. Imperfection of Our Knowledge. The Significance
of Pregnancy 201

APPENDIX.
Histories of Sexual Development 231



liSTDEX OP Authors 275

Index op Subjects 281



EEOTIC SYMBOLISM.
