1. the extent or level to which an organism responds physiologically to a stimulus, such as a stressor in the environment. 2. a pattern of autonomic nervous system responses that become characteristic of an individual throughout life. Also known as autonomic response specificity- individual response stereotypy.

AUTONOMIC REACTIVITY: "A person showing high autonomic reactivity would likely response in a more physiological manner than a person with low autonomic reactivity."
Cite this page: Nugent, Pam M.S., "AUTONOMIC REACTIVITY," in, April 7, 2013, (accessed November 24, 2017).