The meaning of life, or the answer to the question "What is the meaning of life<span>?", pertains to the significance of living or existence in general.
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Epinephrine is the answer you're looking for. A more common and more used terms would be adrenaline.
Answer:
The limbic system.
Explanation:
The limbic system is the part of the brain involved in our behavioral and emotional responses, laughter for example, or aggression, as it is the case here. It controls some behaviors that are essential for survival: finding food, reproduction and self-preservation. It is a network of structures located beneath the cerebral cortex and above the brainstem. The two of the major structures of the limbic system are the hippocampus and the amygdala.
