Human Brain Anatomy: Parts, Functions & Neurotransmitters

Different parts of the brain control memory, speech, and creativity. Understand how alcohol affects brain function and the roles of serotonin and melatonin.

Skydiving photo. Tandem.

What Happens During an Adrenaline Rush?

An adrenaline rush occurs during a fight-or-flight reaction, which involves the brain, nervous system and adrenal glands. The reaction prepares the body for a short-term burst of strenuous physical activity.

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