EXAM- Brain Experiments

Question 1

What is ablation?

Answer 1

Disabling, destroying or removing selected brain tissue followed by and assessment of subsequent changes in behaviour

Question 2

What is an advantage and disadvantage of ablation?

Answer 2

• advantage: precise procedure

- disadvantage: risk of infection

Question 3

What is ESB?

Answer 3

Stimulation or detection of electrical activity in the brain using an electrode.

Question 4

What is an advantage and disadvantage of ESB?

Answer 4

• advantage: maps the brain

- disadvantage: patient is conscious

Question 5

What is split-brain surgery?

Answer 5

Involves cutting the corpus callosum connecting the two hemispheres

Question 6

What is an advantage and disadvantage of split-brain surgery?

Answer 6

• advantage: stronger understanding of role of each hemisphere
• disadvantage: corpus callosum is permanently cut