The Relationship of Maternal and Sexual Emotion. Conception and Loss of
Virginity. The Anciently Accepted Signs of This Condition. The Pervading
Effects of Pregnancy on the Organism. Pigmentation. The Blood and
Circulation. The Thyroid. Changes in the Nervous System. The Vomiting of
Pregnancy. The Longings of Pregnant Women. Mental Impressions. Evidence
for and Against Their Validity. The Question Still Open. Imperfection of
Our Knowledge. The Significance of Pregnancy.