artificial hibernation


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hibernation

 [hi″ber-na´shun]
a dormant state in which certain animals pass the winter, marked by deep sleep and sharp reduction in body temperature and metabolism.
artificial hibernation a state of reduced metabolism, muscle relaxation, and a twilight sleep resembling narcosis, produced by controlled inhibition of the sympathetic nervous system and causing attenuation of the homeostatic reactions of the organism.

artificial hibernation

A state of hibernation produced therapeutically by use of drugs alone or drugs and hypothermia. This greatly reduces the metabolic rate during procedures such as open heart surgery.
See also: hibernation

hibernation

the dormant state in which certain animals pass the winter, marked by narcosis and by sharp reduction in body temperature and metabolism.

artificial hibernation
a state of reduced metabolism, muscle relaxation, and a twilight sleep resembling narcosis, produced by controlled inhibition of the sympathetic nervous system and causing attenuation of the homeostatic reactions of the organism. Induced hypothermia has had experimental use as an anesthetic medium for extensive surgical operations in humans.