AP PSYCHOLOGY

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MOTIVATION EMOTION AND STRESS

MOTIVATION AND EMOTION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Researchers examined MRI brain scans of people who had lived with chronic exposure to stress hormones. They found that most of this group had:
A
a shrunken hippocampus.
B
an enlarged hippocampus
C
a shrunken amygdala.
D
an enlarged amygdala.
Explanation: 

Detailed explanation-1: -If the hippocampus is damaged by disease or injury, it can influence a person’s memories as well as their ability to form new memories. Hippocampus damage can particularly affect spatial memory, or the ability to remember directions, locations, and orientations.

Detailed explanation-2: -The amygdala is specialized for input and processing of emotion, while the hippocampus is essential for declarative or episodic memory. During emotional reactions, these two brain regions interact to translate the emotion into particular outcomes.

Detailed explanation-3: -Medial temporal lobe systems, such as amygdala and hippocampus, have been primarily investigated in emotion associated-memory. The amygdala is specialized for the processing of emotion, while the hippocampus is essential for episodic memory.

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