What was learned from patient Hm?
Because of radical 1953 surgery to stop intense and uncontrollable seizures, H.M. is the only patient alive today who has had a near-complete removal of the hippocampus, amygdala and surrounding cortex on both sides of his brain.
Which of the following were intact in HM after his surgery?
H.M was able to learn this sensory-motor skill after surgery, and the memory stuck even over time. He was able to trace the picture through a mirror better over time and when they brought the test back after a gap time period he was still proficient with it even more then he initially was.
Was HM impaired in all types of learning and memory?
The memory impairment in H.M. and other patients is narrower than once thought in that not all kinds of learning and memory are affected. … Subsequently, it was discovered that motor-skill learning is but one example of a large domain of learning and memory abilities, all of which are intact in H.M. and other patients.
Could HM learn new words?
A number of John’s studies showed that Henry was largely unable to learn new vocabulary words. If you gave him a word such as granola, for instance, he had no idea what it meant. But we decided to give him what seemed to be the easiest possible test, asking him for information about people who had become famous.
Which memory tasks would Hm and others with his type of memory deficit have trouble completing?
Which memory tasks would H.M. (Henry Molaison) and others with his type of memory deficit have trouble completing? Correct Answers: Repeating a conversation he’d had after his surgery.
Why is HM such an important case study in brain research?
HM’s case study is one of the most famous and important case studies in psychology, especially in cognitive psychology. It was the source of groundbreaking new knowledge on the role of the hippocampus in memory.