Brain & Behavior Part 2

Question 1

Why is the surface of the cortex wrinkly?

Answer 1

To increase its surface area

Question 2

What are the four lobes of the cortex?

Answer 2

Frontal, Temporal, Parietal, and Occipital

Question 3

What is the frontal lobe responsible for?

Answer 3

Planning, interpreting emotions, speech production, and houses the motor cortex

Question 4

What lobe of the brain was damaged in Phineas Gage?

Answer 4

Frontal lobe

Question 5

What happened to Phineas Gage as the result of his brain damage?

Answer 5

He was unable to acceptably express his emotions

Question 6

What is the temporal lobe responsible for?

Answer 6

Houses primary auditory cortex, performs speech comprehension, and visual recognition

Question 7

What lobe of the brain is damaged in someone with visual agnosia?

Answer 7

Temporal lobe

Question 8

What is someone with visual agnosia unable to do?

Answer 8

Cannot identify shapes

Question 9

What is the parietal lobe responsible for?

Answer 9

Houses the somatosensory cortex (used for touch), navigation, and math ability

Question 10

What lobe of the brain is damaged in someone with hemispatial neglect?

Answer 10

Parietal lobe

Question 11

How do people with hemispatial neglect behave?

Answer 11

They ignore half the visual field and one side of all objects

Question 12

What is the function of the occipital lobe?

Answer 12

Houses the primary visual cortex, used entirely for vision

Question 13

What lobe of the brain is damaged in someone with achromatopsia?

Answer 13

Occipital lobe

Question 14

What would someone with achromatopsia be unable to do?

Answer 14

See colors

Question 15

What is the name of the neural structure that allows the two hemispheres of the brain to communicate with one another?

Answer 15

Corpus callosum

Question 16

Which hemisphere of the brain controls and receives input from the right side of the body? Which hemisphere of the brain controls and receives input from he left side of the body?

Answer 16

Left hemisphere receives from right side of body

Right hemisphere receives from left side of body

Question 17

What functions of the brain are considered left hemisphere functions?

Answer 17

Speech production and comprehension

Question 18

In what hemisphere and lobe of the brain is Broca’s area?

Answer 18

Left frontal lobe

Question 19

What is Broca’s are responsible for?

Answer 19

Speech production

Question 20

In what hemisphere and lobe of the brain is Wernicke’s area?

Answer 20

Left temporal lobe

Question 21

What is Wernicke’s area responsible for?

Answer 21

Language comprehension

W - Wernicke’s
W - What?
W - Word Salad

Question 22

What functions of the brain are considered right hemisphere functions?

Answer 22

Face identification, processing music, and spatial abilities

Question 23

What is prosopagnosia?

Answer 23

Inability to identify faces

Question 24

Which hemisphere of the brain is damaged in prosopagnosia?

Answer 24

Right hemisphere

Question 25

What is the last name of the man who did the split brain studies?

Answer 25

Sperry

Question 26

What part of the brain was severed in the split brain patients?

Answer 26

Corpus callosum - allows two hemispheres to communicate with each other

Question 27

If a split brain patient held an orange in her left hand and a pencil in her right, what would she say if asked what she was holding?

Answer 27

A pencil

Anything held in left hand was sent to right hemisphere (non-verbal) - patients could use item, but not name it