Jones & Co - Mustique Fish
$40.00
his
catastrophic forgetting reveals an inability to form, retain, and retrieve new declarative memories. In
essence, H.M. was frozen in time from the time of his surgery in 1953––he was unable to update his
personal life narrative because of his inability to remember his daily experiences. H.M. himself
eloquently described this outcome:
“Right now, I’m wondering. Have I done or said anything amiss? You see, at this moment everything
looks clear to me, but what happened just before? That’s what worries me. It’s like waking from a
15
After the surgery...
• Epileptic seizures controlled But....
• Temporally-graded retrograde amnesia
• Memory worst for personally experienced events
from years just before the operation
• Severe anterograde amnesia
• Could not consolidate or retrieve new episodic
memories
• Severely impaired ability to learn new semantic
facts.
• For example, H.M. did not acquire new vocabulary
introduced since 1953 despite frequent exposure to
radio and TV.
• Normal sensory and working memory (STM)
• For example, normal digit span ability 15
catastrophic forgetting reveals an inability to form, retain, and retrieve new declarative memories. In
essence, H.M. was frozen in time from the time of his surgery in 1953––he was unable to update his
personal life narrative because of his inability to remember his daily experiences. H.M. himself
eloquently described this outcome:
“Right now, I’m wondering. Have I done or said anything amiss? You see, at this moment everything
looks clear to me, but what happened just before? That’s what worries me. It’s like waking from a
15
After the surgery...
• Epileptic seizures controlled But....
• Temporally-graded retrograde amnesia
• Memory worst for personally experienced events
from years just before the operation
• Severe anterograde amnesia
• Could not consolidate or retrieve new episodic
memories
• Severely impaired ability to learn new semantic
facts.
• For example, H.M. did not acquire new vocabulary
introduced since 1953 despite frequent exposure to
radio and TV.
• Normal sensory and working memory (STM)
• For example, normal digit span ability 15
Dimensions -
L: 28cm W: 14cm H: 1cm
Clean with a soft dry cloth, designed for indoor use.
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