Fight-or-flight response and Serotonin

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Difference between Fight-or-flight response and Serotonin

Fight-or-flight response vs. Serotonin

The fight-or-flight response (also called hyperarousal, or the acute stress response) is a physiological reaction that occurs in response to a perceived harmful event, attack, or threat to survival. Serotonin or 5-hydroxytryptamine (5-HT) is a monoamine neurotransmitter.

Adrenaline

Adrenaline, also known as adrenalin or epinephrine, is a hormone, neurotransmitter, and medication.

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Aggression

Aggression is overt, often harmful, social interaction with the intention of inflicting damage or other unpleasantness upon another individual.

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Blood sugar level

The blood sugar level, blood sugar concentration, or blood glucose level is the amount of glucose present in the blood of humans and other animals.

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Dopamine

Dopamine (DA, a contraction of 3,4-dihydroxyphenethylamine) is an organic chemical of the catecholamine and phenethylamine families that plays several important roles in the brain and body.

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Medulla oblongata

The medulla oblongata (or medulla) is located in the brainstem, anterior and partially inferior to the cerebellum.

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Muscle tone

In physiology, medicine, and anatomy, muscle tone (residual muscle tension or tonus) is the continuous and passive partial contraction of the muscles, or the muscle's resistance to passive stretch during resting state.

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Norepinephrine

Norepinephrine (NE), also called noradrenaline (NA) or noradrenalin, is an organic chemical in the catecholamine family that functions in the brain and body as a hormone and neurotransmitter.

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Social anxiety disorder

Social anxiety disorder (SAD), also known as social phobia, is an anxiety disorder characterized by a significant amount of fear in one or more social situations, causing considerable distress and impaired ability to function in at least some parts of daily life.

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Spinal cord

The spinal cord is a long, thin, tubular bundle of nervous tissue and support cells that extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column.

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Vasoconstriction

Vasoconstriction is the narrowing of the blood vessels resulting from contraction of the muscular wall of the vessels, in particular the large arteries and small arterioles.

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Vertebrate

Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).

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