alarm reaction


noun Physiology.

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

Origin of alarm reaction

First recorded in 1935–40

Words nearby alarm reaction

Medical definitions for alarm reaction

alarm 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.