Examlex
Theodore Roosevelt's New Nationalism called for a strong federal government led by an executive who acted as the "steward of the public welfare."
Hormones
Chemical messengers produced by endocrine glands that regulate various bodily functions and processes.
Sympathetic Nervous System
A part of the autonomic nervous system that prepares the body for action by accelerating the heart rate, constricting blood vessels, and raising blood pressure.
State of Arousal
A condition of heightened physiological and psychological activity, including alertness and physical preparedness.
Blood Pressure
The pressure exerted by circulating blood upon the walls of blood vessels, a critical indicator of cardiovascular health.
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