Jackson - 1889 - On the comparative study of diseases of the nervous system

Citation

Jackson JH. Address in medicine: On the comparative study of diseases of the nervous system. British Medical Journal. 1889 Aug;2(1494):355-362. DOI

Nervous hierarchy suggests symptoms are equal parts compensation and loss.

Injury to CNS suggests that there is a large importance on state of action
- One guy even thought he was a pickle!
His belief is that lower-level nervous system is more organized and less complex than higher levels such as the cerebrum.
Looking at the ongoing evolution of the nervous system even after a lesion.
Dissolution (to dissolve) of the higher nervous systems appears to reduce it to an "automatic" state.
Theory of dissolution is an ordering or hierarchy of neural control from automatic to specialized. Where specialized is most often related with voluntary functions and fine-grained motor control.
The Rolandic Region is the are around the central sulcus.
He argues that evolution is the result of evolving physical structure not the mind itself.
The entire body is represented in the higher centers, viscera, muscles, skin, etc.
The corresponding structures that hold will, memory, reason and emotion represent all parts of the body, sensory and motor.
The outward signs of mental illness is the action of what is left of the CNS trying to compensate for what is missing.
Paralysis being the loss of nervous action.