Final answer:
Amnesia is the term for memory loss that occurs without other mental difficulties, specifically referring to the loss of long-term memory due to causes like disease or trauma. It includes types like anterograde and retrograde amnesia.
Step-by-step explanation:
Memory loss that occurs without other mental difficulties is known as amnesia. Amnesia refers to the loss of long-term memory that can happen as a result of various causes such as disease, physical trauma, or psychological trauma. The two common types of amnesia are anterograde amnesia, where individuals are unable to form new memories, and retrograde amnesia, where individuals lose existing memories. Symptoms of amnesia can be severe or limited, but it specifically entails memory impairment without significant impact on other cognitive abilities.