Executive Functions of Behavior

Question 1

Judgment, future planning, organizing events from memory or action, and working memory are all function of what association area?

Answer 1

Prefrontal

Question 2

95% of the population have what dominant hemisphere?

Answer 2

Left hemisphere

Question 3

What percent of left or mixed handed people have left hemisphere dominance?

Answer 3

70%

Question 4

What percent of left or mixed handed people have right hemisphere dominance?

Answer 4

15%

Question 5

What percent of left or mixed handed people have both dominant hemispheres?

Answer 5

15%

Question 6

What percent of right handed people have left hemisphere dominance?

Answer 6

96%

Question 7

What percent of right handed people have right hemisphere dominance?

Answer 7

4%

Question 8

What percent of right handed people have both hemisphere dominance?

Answer 8

0%

Question 9

Which hemisphere specializes in language based intellectual functions, analytical functions like math, speech, interpretative functions of symbolism, and understanding spoke/written words?

Answer 9

Left hemisphere

Question 10

Which hemisphere specializes in music, non verbal visual experiences like body language, and spatial relations?

Answer 10

Right hemisphere

Question 11

What structure enables bidirectional communication between most of the two cortical hemispheres?

Answer 11

Corpus callosum

Question 12

The corpus callosum allows communication between both hemispheres except for what specific area?

Answer 12

Anterior portions of the temporal lobe

Question 13

What unique function is also enabled by the corpus callosum?

Answer 13

Allowing one hemisphere to inhibit the other

Question 14

What structure ables bidirectional communication between anterior portions of the temporal lobe?

Answer 14

Anterior commissure

Question 15

What specific response transfer is enabled by the anterior commissure?

Answer 15

Amygdala-emotional response transfer

Question 16

What is prevented in split brain subjects?

Answer 16

Information being transferred from one cortex to the other

Question 17

Why were sections of the corpus callosum originally cutting the first place?

Answer 17

To prevent the spread of seizure activity from one hemisphere to the other in severe cases of epilepsy

Question 18

In matching experiments, the left hemisphere usually matched based on what?

Answer 18

Function

Question 19

In matching experiments, the right hemisphere usually matched based on what?

Answer 19

Appearance