CHAPTER II

.

THE FUNCTIONS OF THE BRAIN

Reflex, semi-reflex, and voluntary acts. The Frog's nerve-centres. General notion of the hemispheres. Their Education--the Meynert scheme. The phrenological contrasted with the physiological conception. The localization of function in the hemispheres. The motor zone. Motor Aphasia. The sight-centre. Mental blindness. The hearing-centre. Sensory Aphasia. Centres for smell and taste. The touch-centre. Man's Consciousness limited to the hemispheres. The restitution of function. Final correction of the Meynert scheme. Conclusions.

## CHAPTER III .

ON SOME GENERAL CONDITIONS OF BRAIN-ACTIVITY

The summation of Stimuli. Reaction-time. Cerebral blood-supply, 97. Cerebral Thermometry. Phosphorus and Thought.

## CHAPTER IV .

HABIT

Due to plasticity of neural matter. Produces ease of action. Diminishes attention, 115. Concatenated performances. Ethical implications and pedagogic maxims.

## CHAPTER V .

THE AUTOMATON-THEORY

The theory described. Reasons for it. Reasons against it.

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