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Adrenaline (adrenaline) – the hormone synthesized by epinephral gland in an organism of many animal including the person. At production of this hormone in a body there is a stimulation of frequency of a cordial rhythm, narrowing of blood vessels, expansion of respiratory tracts and other effects. Adrenaline is formed at stressful situations of both the physiological, and psychological plan. This phenomenon – an example of early evolutionary adaptation to dangerous and unexpected situations. At the same time above the listed stimulation effects are interconnected and necessary for an organism as it needs bigger amount of oxygen, its fast absorption, and respectively working capacity increase.
Adrenaline is used at treatment of an acute anaphylaxis.