Hemispheric lateralisation Flashcards
What hemisphere are the language centres located in
The left hemisphere
What 4 conditions did sperry use
Describe what you see
Composite words
Tactile test
Facial recognition
What did sperry find
The participants could only verbalise what was in the right visual field, they could draw what they saw in their left visual field with their left hand or point to the correct photo
What hemisphere has control over the left eye
Both hemispheres, the right has the left visual field and the left has the right visual field
What does contralateral mean
Controls the opposite side
What does ipsilateral mean
Controls the same side
Are the eyes contralateral or ipsilateral?
Both
What condition had all of sperry’s participants been treated for and why is this a weakness? (P) 🟥
Epilepsy
The control group was all neurotypical
What is the left brain called and what is the right brain called
Left brain: analyser
Right brain: synthesiser
What did Neilsen find about the brain? (P) 🟥
There is no dominant side and therefore there are no right brained or left brained people
What did Gazzaniga find that supports sperry’s findings? (P) 🟩
Split brain participants are faster at finding the odd one out in an array of similar objects, suggests that the left brain’s problem solving is watered down by the inferior right brain.
