stress hormones. cortisol and adrenaline. fight-or-flight response

stress response system fightorflight cortisol adrenaline hormone secretion hyperarousal level corticotropinreleasing adrenocorticotropic crh acth anxiety anatomy brain diagram gland adrenal function flight hypothalamus human endocrine mental structure education pituitary organ reaction infographic endocrinology concept management cortex problem science educational fight corticotropin glands medicine care diabetes blood hormones medulla molecule liver health epinephrine medical biology metabolism glucose signaling steroid chemistry axis norepinephrine hypothalamic scientific secrete cortical glucocorticoid bloodglucose concentration immune hormones adrenaline fight- -flight system response work corticotropin-releasing secretion produced cortex vector