Location Of Heart In Body

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The Body's Response

The best way to envision the effect of acute stress is to imagine yourself in a primitive situation, such as being chased by a bear.

The Brain's Response to Acute Stress

In response to seeing the bear, a part of the brain called the hypothalamic-pituitary-adrenal (HPA) system is activated.

Release of Steroid Hormones and the Stress Hormone Cortisol. The HPA systems trigger the production and release of steroid hormones (glucocorticoids), including the primary stress hormone corti...

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