It activates a region of the brain called the orbitofrontal cortex, which distinguishes feelings for people with whom we have a close relationship from others.
These studies have shown that the amygdala, involved in emotional reactions, as well as different regions in the orbitofrontal cortex are involved in aesthetic preference.
Specifically, the degu pups raised without fathers had fewer synapses in both the orbitofrontal cortex and the somatosensory cortex.
He looked in particular at the activity of the medial orbitofrontal cortex.
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