AP PSYCHOLOGY

Detailed explanation-1: -Norepinephrine works as both a hormone and a neurotransmitter. It plays an important role in the fight-or-flight response, the body’s emergency response to danger or perceived danger. It also boosts alertness, arousal, and attention, and affects your sleep-wake cycle, mood, and memory.

Detailed explanation-2: -Norepinephrine enhances arousal, in part, via actions of -and 1-receptors located within multiple subcortical structures, including the general regions of the medial septal area and the medial preoptic areas.

Detailed explanation-3: -In the brain, norepinephrine increases arousal and alertness, promotes vigilance, enhances formation and retrieval of memory, and focuses attention. It also increases restlessness and anxiety.

Detailed explanation-4: -Norepinephrine. Norepinephrine (also called noradrenaline) increases blood pressure and heart rate. It’s most widely known for its effects on alertness, arousal, decision-making, attention and focus.

Detailed explanation-5: -Too much promotes anxiety, high blood pressure and heart rate, and organ stress; high norepinephrine can also cause disturbed sleep, high blood sugar, and headaches. High norepinephrine can also be caused by drug withdrawal, chronic kidney disease, or mental disorders like PTSD.