Martin has always felt he was really a girl. He dressed in girl's clothing as a child and still wants to be a girl. He is sure a mistake was made and that he is inhabiting the wrong sexed body. Martin's symptoms suggest a diagnosis of

Suppose that Silvia has had a stroke that damaged part of the left hemisphere of her brain, and a neurologist says that she has "unilateral spatial neglect." You would expect that she

a. has reduced vision for colored objects. b. ignores objects that appear in her right visual field. c. claims that she can see objects, even when there are no nearby objects. d. can see objects, but she cannot name them.

After suffering a brain injury in a motorcycle accident, Adam cannot form new memories. He can, however, remember his life experiences before the accident. Adam's memory difficulty most clearly illustrates:

a. repression. b. retroactive interference. c. encoding failure. d. source amnesia.