From an evolutionary perspective, where are the oldest structures of the brain?

To detect mr zs loss of brain tissue from a degenerative disease, his physicians are most likely to request that he receive an

A) EEG B) MRI scan C) brain lesion D) PET scan

Calvin has been on a "pleasure binge" for the last three days

He has cleaned out his bank account spending the money on anything that gains his attention. He would be described as loud, elated, and hyperactive. A week ago he was feeling like a failure and was withdrawn and unhappy. Calvin would most likely be diagnosed with a. schizophrenia. b. bipolar disorder. c. dysthymia. d. dissociative disorder.