alarm reaction

alarm reaction

noun Physiology.
the first stage of the general adaptation syndrome, in which the body responds to stress by exhibiting shock.

Origin:
1935–40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Alarm reaction is always a great word to know.
So is calcification. Does it mean:
an innate mechanism of the body that regulates its rhythmic and periodic cycles
the deposition of lime or insoluble salts of calcium and magnesium
American Heritage
Medical Dictionary

alarm reaction a·larm reaction (ə-lärm')
n.
The initial stage in the body's response to stressful stimuli, characterized by adaptive physiological changes, such as increased hormonal activity and increased heart rate.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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