The fight-or-flight response is a physiological reaction to strong emotions, particularly those associated with a perceived threat, characterized by the release of epinephrine and norepinephrine from the adrenal glands, pupil dilation, increased heart rate, heavy breathing, perspiration, and muscle tension.

Authors

• Person: Not available Organization: Maricopa Open Digital Press
  Stress, Lifestyle, and Health – Introduction to Psychology

Sources

• Stress, Lifestyle, and Health – Introduction to Psychology open.maricopa.edu Maricopa Open Digital Press via serper

Referenced by nodes (1)

• fight-or-flight response concept