Examlex
The amount of light entering the eye is controlled by the __________
Norepinephrine
A neurotransmitter and hormone important in the body's response to stress and regulation of blood pressure, heart rate, and sleep.
Sympathetic Nervous System
Part of the autonomic nervous system that prepares the body for rapid response to threatening or stressful situations by increasing heart rate, blood pressure, and energy availability.
Rapid Breathing
Rapid breathing, or tachypnea, is an increased rate of respiration often associated with stress, anxiety, or medical conditions.
Parasympathetic Nervous System
A division of the autonomic nervous system responsible for conserving energy and slowing the heart rate, involved in the body's rest and digest functions.
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