Hibernation
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Hibernation
Hibernation (pronunciation: /ˌhaɪbərˈneɪʃən/) is a state of inactivity and metabolic depression in endotherms. Hibernation refers to a season of heterothermy that is characterized by low body temperature, slow breathing and heart rate, and low metabolic rate.
Etymology
The term "hibernation" is derived from the Latin word hibernare which means "to pass the winter".
Related Terms
- Torpor: A state of decreased physiological activity in an animal, usually characterized by a reduced body temperature and rate of metabolism.
- Estivation: A state of animal dormancy, similar to hibernation, characterized by inactivity and a lowered metabolic rate, that is entered in response to high temperatures and arid conditions.
- Endotherm: An organism that is internally warmed by a heat-generating metabolic process.
- Heterothermy: A physiological state in which an organism varies between endothermy and ectothermy.
See Also
References
External links
- Medical encyclopedia article on Hibernation
- Wikipedia's article - Hibernation
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