Differences in arousal levels

Definition

Differences in arousal levels refer to variations in the activation of the central nervous system, which can influence an individual's level of alertness and responsiveness to stimuli. This term encompasses variations in physiological responses such as heart rate, blood pressure, and brain activity.

Related terms

Yerkes-Dodson Law:

The Yerkes-Dodson Law suggests that there is an optimal level of arousal for performing different tasks. Too little or too much arousal can decrease performance.

Fight-or-flight response: The fight-or-flight response is a physiological reaction triggered by perceived threat or stress, leading to increased arousal levels and preparing the body for action.

Autonomic nervous system: The autonomic nervous system controls involuntary bodily functions and plays a role in regulating arousal levels. It consists of two branches - sympathetic (activating) and parasympathetic (calming).