noun🔗Shareإبينفرين، أدرينالينA catecholamine hormone and neurotransmitter; as a hormone, secreted by the adrenal gland in response to stress (when it stimulates the autonomic nervous system); as a neurotransmitter, synthesized from norepinephrine."During a severe allergic reaction, doctors often use epinephrine to quickly raise blood pressure and open airways. "أثناء رد فعل تحسسي شديد، غالبًا ما يستخدم الأطباء الإبينفرين لرفع ضغط الدم وفتح الممرات الهوائية بسرعة.medicinephysiologybiochemistrybodysubstancechemistryChat with AIVocabulary GamePractice Reading