Amnesia

Question 1

retrograde amnesia

Answer 1

• a memory condition that affects recall of memories prior to an injury to the brain
• Information before the injury is lost.
• This can be specific to one memory/a time frame
• Extreme cases include the patient losing all memory
• Possible to regain memory

Question 2

anterograde amnesia

Answer 2

• a memory condition that means new long-term memories cannot be made
• The inability to store any new long-term memories following a brain injury.
• Intact short-term memory; inability to transfer information from STM to LTM is damaged.
• Long-term memories before injury is intact.

Question 3

symptoms of retrograde amnesia

Answer 3

• false memories, confusion, or brain and coordination problems
• Difficulty remembering past events and previously familiar information

Question 4

symptoms of anterograde amnesia

Answer 4

Difficulty learning new information following the onset of amnesia

Question 5

amnesia

Answer 5

memory loss, often through accident, disease, or injury

Question 6

example of anterograde and retrograde amnesia

Answer 6

• Henry Molaison (often referred to as H.M)
• underwent brain surgery to relieve him from seizures
• brain structure called hippocampus was damaged during operation
• after he suffered anterograde amnesia and was not able to make new memories
• surgery also caused retrograde amnesia as he was able to recall childhood events but lost ability to recall experiences a few years before surgery