Bereitschaft, the author states, implies preparedness for thought, activity or emotion. Obviously, it would not be practical or even possible to discuss in an eighty-four page brochure all phases of the subject as they reflect themselves in daily biologic processes. The author has therefore limited himself to a psychobiologic discussion of thirty-six selected topics, which illustrate the existence of a predisposition, or readiness, of the human organism to react according to a certain pattern on the introduction of certain stimuli.
The existence of a Bereitschaft, a fertile soil, in the realm of physiology is well recognized. A predisposition of certain persons to certain diseases, for example, implies readiness of the living structure to respond to a pathogenic agent when the latter strikes the prepared soil. Tuberculosis, rheumatism and a host of other specific and nonspecific diseases are well known for their selection of more or less definite anatomic or functional