COGNITIVE patient HM and case studies

Question 1

Patient HM

What happened to Patient HM

Answer 1

had surgery and got amnesia

Question 2

patient HM

what parts of the brain were damaged

Answer 2

Hippocampus (removed) and temporal lobe

Question 3

patient HM

what was patient HM unable to do

Answer 3

form new LTM - hippocampus believed to moving STM to LTM but could remember epsiodic memories from before

Question 4

patient HM

what could patient HM still do

Answer 4

procedural skills (but forgot them within a day) and working memory

Question 5

patient HM

how old was he and when did he have surgery

Answer 5

26 (1953)

Question 6

case studies

what is a case study

Answer 6

research carried out on an individual/ small group over a long period of time

Question 7

case studies

what data do case studies collect

Answer 7

quantitative and qualitative

Question 8

case studies

examples of how to get quantitative data for brain damaged patients

Answer 8

IQ tests , memory tests, closed questions, brain scans

Question 9

case studies and patient HM

positive evaluation points

Answer 9

• avoids ethical issues of invasive investigation
• credibile - ultilises neuroimaging techniques (objective data)
• concurrent validity - collects large amount of data with several techniques

Question 10

case studies and patient HM

negative evaluation points

Answer 10

• cause and effect - only study patient after damage - don’t know what he was like before
• low validity - neuroimaging may not pick up smaller sites of damage - e.g. mild traumatic brain injury
• population validity - unique cases - might not be generaisable to other brain damaged patients