附註:"A Bradford book."
Includes bibliographical references (pages 251-302) and index.
I. Features of drive. Questions and arguments. A. Neuroanatomy of drive. B. Genes in the nervous system controlling behavior. C. Biological axioms: a harmony of mechanisms satisfy biological requirements. D. Libido: humans as animals. E. More global effects of hormones on behavior. Slaves of love? A. Hierarchies of drive. II. Findings and proofs. Tropisms. A. Jacques Loeb's tropisms. B. Scorpions. C. Flies. D. Fish. Concept of drive. A. Logical need for motivational concepts. B. Criteria for proof (illustrated). C. Two-component theory of drive. Hormone-controlled drives. A. Sex hormone effects in animals and humans.