ANATOMY

Detailed explanation-1: -Muscles tense and beads of sweat appear. This combination of reactions to stress is also known as the “fight-or-flight” response because it evolved as a survival mechanism, enabling people and other mammals to react quickly to life-threatening situations.

Detailed explanation-2: -The fight or flight response is an automatic physiological reaction to an event that is perceived as stressful or frightening. The perception of threat activates the sympathetic nervous system and triggers an acute stress response that prepares the body to fight or flee.

Detailed explanation-3: -Activation of the sympathetic nervous system in this manner triggers an acute stress response called the “fight or flight” response. This enables a person to either fight the threat or flee the situation.

Detailed explanation-4: -What is Fight or Flight? The fight or flight response is the body’s natural physiological reaction to stressful, frightening, or dangerous events. It is activated by the perception of threat, quickly igniting the sympathetic nervous system and releasing hormones, preparing the body to face a threat or run to safety.