The nurse is working with a client in the psychiatric unit. The client has memory gaps, which she fills in with detailed fantasies that she believes to be true. The nurse understands that the client is exhibiting which type of abnormal thought process?

(Correct response: Confabulation)

Rationale: Clients experiencing confabulation may fill in memory gaps with elaborate, detailed fantasies which they believe to be true. They are not intentionally trying to deceive others; their fantasies are often based on old memories.