AP PSYCHOLOGY

Detailed explanation-1: -Norepinephrine (Noradrenaline) Norepinephrine, also known as noradrenaline, is both a neurotransmitter and a hormone. It plays an important role in your body’s “fight-or-flight” response.

Detailed explanation-2: -First identified in the 1940s by Swedish physiologist Ulf von Euler, norepinephrine, also known as noradrenaline, is a neurotransmitter of the brain that plays an essential role in the regulation of arousal, attention, cognitive function, and stress reactions.

Detailed explanation-3: -Norepinephrine is a neurotransmitter used by part of the nervous system activated during stress called the sympathetic nervous system. The sympathetic nervous system is involved with regulating blood pressure and pulse rate.

Detailed explanation-4: -Adrenaline is a hormone released from the adrenal glands and its major action, together with noradrenaline, is to prepare the body for ‘fight or flight’.