Retrograde amnesia

Question 1

Duration of RA related to the extent of

Answer 1

medial temporal lobe damage

Question 2

Damage only to CA1=

Answer 2

no retrograde amnesia

Question 3

Damage (restricted to) hippocampus including —- and —-=

Answer 3

dentate gyrus and subiculum=RA of a few years

Question 4

Damage to hippo and entorhinal cortex =

Answer 4

RA of 1-2 decades

Question 5

Damage to hippo and much of medial temporal cortex=

Answer 5

RA for all except early childhood

Question 6

Spared memories in all RA include:

Answer 6

• Semantic information
• Memory of personal episodes from childhood
• Spatial memory of early home neighborhood