Posted: July 24th, 2017

A 50-year-old man with a history of alcoholism has difficulty with short-term memory. He is unable to recall the date and cannot remember what he ate for breakfast this morning. He thinks the examiner is a long-lost friend and carries on a conversation with the examiner as if they have known each other for years. His long-term memory appears intact. The patient dies shortly thereafter of a myocardial infarct. Pathologic examination of his brain is most likely to disclose an abnormality involving which of the following?

A 50-year-old man with a history of alcoholism
has difficulty with short-term memory. He is
unable to recall the date and cannot remember
what he ate for breakfast this morning. He thinks
the examiner is a long-lost friend and carries on a
conversation with the examiner as if they have
known each other for years. His long-term
memory appears intact. The patient dies shortly
thereafter of a myocardial infarct. Pathologic
examination of his brain is most likely to
disclose an abnormality involving which of the
following?
(A) Amygdala
(B) Caudate nucleus
(C) Hippocampus
(D) Locus caeruleus
(E) Mammillary bodies