The term that refers to the body's maintenance of an appropriate level of activation under changing circumstance is Allostasis
Definition of Allostasis
The process of maintaining homeostasis through an organism's internal environment changing adaptively in response to sensed and anticipated needs is known as allostasis.
In contrast to homeostasis, which aims for a constant condition, allostasis contends that efficient regulation necessitates anticipating requirements and preparing to satisfy them before they exist.
Sterling and Eyer presented allostasis, or stability through variety, as a new model of physiological regulation in 1988.
Allostasis is characterized by bad smell or distinctive bad color
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