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Neuroscience

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Anterograde and Retrograde Amnesias

NEURO-ISCUES

Amnesia has two types. Anterograde amnesia is the pathological inability to establish new memories following certain neurological insults. Retrograde amnesia is the loss of memory for events prior to the neurological insults.

Which of the following statements about these amnesia types is CORRECT?

A

Anterograde amnesia patients must have their hippocampus impaired.

B

Retrograde amnesia is often seen in patients associated with head trauma and neurodegenerative disorders.

C

Anterograde amnesia is often seen in patients associated with head trauma and neurodegenerative disorders.

D

Electroconvulsive therapy-induced anterograde amnesia is another piece of evidence for memories stored throughout the brain.