When Most of the Variability in Y Is Attributed to Regression

question 58

True/False

When most of the variability in Y is attributed to regression variation,it is more likely that X predicts Y.

Differentiate between acute and chronic stress responses, including the fight-or-flight response and the general adaptation syndrome.

Recognize the contributions of Walter Cannon and Hans Selye to stress physiology.

Explain the effects of stress on health, both direct and indirect.

Understand the role of catecholamines and corticosteroids in stress response.

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Definitions:

Parasympathetic Nervous System

A division of the autonomic nervous system responsible for rest and digestion, reducing the heart rate and promoting maintenance activities.

Hypothalamus

A region of the brain below the thalamus that coordinates both the autonomic nervous system and the activity of the pituitary, controlling body temperature, thirst, hunger, and other homeostatic systems.

Sympathetic Arousal

The activation of the sympathetic nervous system, leading to physiological responses such as increased heart rate and blood pressure, preparing the body for a "fight or flight" response.

Sympathetic Nervous System

A division of the autonomic nervous system that increases bodily readiness and energy consumption in response to stress.