This book is a summary of the literature since 1920 on the behavior of the human infant during the fetal period and the first two years of life. It is limited to objective observations on the neuromuscular and glandular reactions; the social and emotional development have not been included.
Part I deals with growth processes in general. Theories of behavior development and the work done in attempting to correlate function and structure are summarized.
The material is arranged with reference to chronological development: fetal, neonatal and infant. Many observations on fetal behavior have been made on the basis of physiologic responses of premature infants. A summary of these observations makes up the greater part of the chapter on this period. The chapter on the neonatal period summarizes observations on such behavior as crying, lifting of the head, deep and superficial reflexes, reactions through the special senses (taste being the most