Examlex
The oxidation numbers of nitrogen in the nitride ion,hydrazine,ammonium cation,and nitrate ion are ________,________,________,and ________,respectively.
Pleasant Events
Activities or occurrences that induce positive emotions and enjoyment.
Selye
Hans Selye, an endocrinologist known for his research on stress and for defining the General Adaptation Syndrome.
Stress
A psychological and physical response to perceived challenges or threats, leading to various emotional, cognitive, and biological reactions.
Hippocampus
A key structure in the brain involved in the formation of new memories and is closely associated with learning and emotions.
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