Following a fear conditioning experiment in which a tone was paired with a shock, one animal shows freezing response upon hearing the tone alone while a second animal does not. If you were informed that the second animal had a brain lesion, where would you predict the lesion to be?
A) Hypothalamus
B) Olfactory bulb
C) Ventral tegmental area
D) Amygdala

Question

Quizplus · Accepted Answer

The amygdala is a key structure involved in fear conditioning, and lesions to this area have been shown to impair the ability to form fear memories. Therefore, it is likely that the second animal has a lesion in the amygdala.

Following a Fear Conditioning Experiment in Which a Tone Was