Chapter 3

THE BRAIN AND NERVOUS SYSTEM

1. The relations of mind and brain: Interaction of mind and brain--The brain as the mind's machine. 2. The mind's dependence on the external world: The mind at birth--The work of the senses. 3. Structural elements of the nervous system: The neurone--Neurone fibers--Neuroglia--Complexity of the brain--"Gray" and "white" matter. 4. Gross structure of the nervous system: Divisions of the nervous system--The central system--The cerebellum--The cerebrum--The cortex--The spinal cord. 5. Localization of function in the nervous system: Division of labor--Division of labor in the cortex. 6. Forms of sensory stimuli: The end-organs and their response to stimuli--Dependence of the mind on the senses . . . . . . . . . . . . . 30