Mateo is 70 years old and had a stroke last year. He is now unable to remember how to get to and return from his new doctor's office using a specific route. The brain structure that was potentially damaged by the stroke was the ________

a) amygdala
b) hypothalamus
c) hippocampus
d) cerebellum

ANS: C, Research has found that the hippocampus is essential in the formation and encoding of new memories.