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Propose an Explanation for Why Evolution Has Produced Centrally Organized

question 40

Essay

Propose an explanation for why evolution has produced centrally organized nervous systems in vertebrate animals, but decentralized nervous systems such as are often found in invertebrates.


Definitions:

Waking Levels

Different states of consciousness and alertness during wakefulness, ranging from drowsy to fully alert.

Psychic Safety Valve

A concept in psychology suggesting that expressing or discharging hidden emotions or desires serves as a mechanism for reducing stress or psychological tension.

Ancestors Safe

The concept of inheriting behaviors or patterns that helped our ancestors survive in their environments.

Growth Hormone

A hormone produced by the pituitary gland that stimulates growth, cell reproduction, and regeneration in humans and other animals.

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