Abscess
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2nd year med student. mathematically and physics impaired. unlike many others in clinical medicine, i'm a believer in evolutionary medicine. hoping to increase my understanding of many scientific areas while contributing.
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Yes. Corticosteroids (Cortisol) upregulate a1 receptors on arterioles which means that it is more responsive to catecholamines. Increased cortisol = increased a1 = more vasoconstriction, and vice versa.