Localisation of function Eval

Question 1

Dougherty et al - Cingulotomy

Answer 1

• 44 OCD patients
• neurosurgery on the cingulate gyrus
• 32 weeks = 32% success 14% partial
• increase validity

Question 2

Lashley - theory

Answer 2

equipotentiality theory
basic - motor/sensory are localised
higher order - not

casts doubt on theory

Question 3

Lashley - rats

Answer 3

parts/ cortex of a rats brain was removed during a maze - no area was deemed more important that the other
- animal study

Question 4

Peterson et al - scanning

Answer 4

• scanned to see that
  (listening task = Wernicke’s area active)
  (reading task = Broca’s area active)
• suggesting they have alternate functions

Question 5

Phineas Gage - Case Study

Answer 5

loses part of frontal lobe -11% white matter lost
suffered social impairment
quickly regained memory
- (Temporal) challenges phrenology - so may have over-emphasised manner change
- general case study issues