A present-day conception of mental disorders / by Charles Macfie Campbell.

  • Charles Macfie Campbell
Date:
1924
Catalogue details

Licence: In copyright

Credit: A present-day conception of mental disorders / by Charles Macfie Campbell. Source: Wellcome Collection.

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    tent ourselves with trying to trace the laws which govern the sequence of the phenomena observed. We come back, therefore, to the analysis of the behavior of those people we have referred to. The behavior of an individual is car¬ ried on by the activity of the nervous system. The central nervous system, the brain and spinal cord, receives incoming messages from the outer world and from the various stations inside the body. It elaborates and transforms these stimuli so that impulses pass out through the motor nerves, which bring about either changes in the internal organs or in the muscles of expression or in those which change the position of the body in regard to the environment. The detailed mechanism of the changes which are involved in the simplest re¬ sponse to a situation is infinitely compli¬ cated. It is open to endless modification under the influence of environmental forces; the child smiles at the sight of
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