module 4.2

Question 1

The precentral gyrus is essential for

fine movements
coordination between vision and hearing
emotions
hunger and thirst

Answer 1

fine movements

Question 2

The _______ constitutes a higher percentage of the brain in primates than in other species of comparable size

cerebral cortex
cerebellum
basal ganglia
thalamus

Answer 2

cerebral cortex

Question 3

If you could selectively damage the individual laminae of the cortex, damage to which layer would most likely affect visual sensation?

Layer IV of the temporal cortex
Layer V of the occipital cortex
Layer IV of the occipital cortex
Layer II of the frontal cortex

Answer 3

Layer IV of the occipital cortex

Question 4

Which of the following is TRUE about laminae in the cerebral cortex?

all cortical areas contain six layers
odd numbered laminae contain only neurons; even numbered laminae contain only glia
the laminae vary in thickness in different areas
each layer responds to a different sensory modality

Answer 4

the laminae vary in thickness in different areas

Question 5

An individual has normal eyes and normal pupillary reflexes but no pattern perception or visual imagery. This person suffers from

imagery deficit syndrome
cortical blindness
parietal lobe degeneration
retinal degeneration

Answer 5

cortical blindness

Question 6

The postcentral gyrus in the parietal lobe is the primary area for which type of sensation?

Touch
Vision
Hearing
Smell

Answer 6

Touch

Question 7

Lamina V is thickest in the

primary sensory area
secondary sensory areas
primary motor areas
spinal cord

Answer 7

primary motor areas

Question 8

Each hemisphere of the cerebral cortex receives most of its input from the ______ side of the body and controls the muscles on the ________ side

contralateral; ipsilateral
ipsilateral;contralateral
ipsilateral;ipsilateral
contralateral;contralateral

Answer 8

contralateral;contralateral

Question 9

The area of the brain known to be important for “binding” is the

thalamus
central sulcus
parietal cortex
corpus callosum

Answer 9

parietal cortex

Question 10

Lamina IV is prominent in

all the primary sensory areas
the secondary sensory areas
primary motor areas
spinal cord

Answer 10

all the primary sensory areas

Question 11

What is the primary target area in the cortex for information regarding muscle-stretch and joint receptors?

primary somatosensory cortex
occipital lone
central sulcus
precentral gyrus

Answer 11

primary somatosensory cortex

Question 12

The “binding problem” is the issue of how we

ptsconvert sensory information into a pattern that produces movement
perceive visual, auditory and other aspects of our experiences as a single object
transfer information between the left and right hemispheres
communicate between the word comprehension and and word production areas of the brain.

Answer 12

perceive visual, auditory and other aspects of our experiences as a single object

Question 13

If the prefrontal cortex is damaged, an individual may

have difficulty remembering where they just put their keys
sleep 18-22 hours per day
have impaired vision
lose memory for faces

Answer 13

have difficulty remembering where they just put their keys

Question 14

If a cell in a given column responds to touch on the person’s right toe, then another cell in the same column would respond to?

touch on the left toe
sounds from the right ear
touch on the right finger
touch on the right toe

Answer 14

touch on the right toe

Question 15

The prefrontal cortex is important for

the processing of visual information
working memory
language acquisition
recognizing faces

Answer 15

working memory

Question 16

Visual hallucinations are often associated with tumors in which brain area?

Temporal lobe
corpus callosum
parietal lobe
frontal lobe

Answer 16

Temporal lobe

Question 17

Which of the following is gray matter

the outer surfaces of the cerebral cortex
the inner surfaces of the cerebral cortex
the cerebral ventricles
the axons of the brain stem and spinal cord

Answer 17

the outer surfaces of the cerebral cortex

Question 18

The large bundle of axons connecting the two hemispheres of the brain is called the

corpus callosum
limbic system
midbrain
thalamus

Answer 18

corpus callosum

Question 19

People with damage of the parietal cortex tend to have trouble ________.

hearing sounds
locating objects in space
remembering past events
speaking

Answer 19

locating objects in space

Question 20

The only area of the cerebral cortex known to receive input from ALL sensory modalities is the

thalamus
prefrontal cortex
striate cortex
parietal lobe

Answer 20

prefrontal cortex

Question 21

Monkeys with Kluver-Bucy syndrome fail to show normal fears and anxieties after damage to the

temporal lobe
parietal lobe
occipital lobe
frontal lobe

Answer 21

temporal lobe

Question 22

Someone who suddenly loses the ability to identify objects by feeling them probably has suffered damage to what area of the cerebral cortex?

parietal lobe
temporal lobe
frontal lobe
corpus callosum

Answer 22

parietal lobe

Question 23

What is the primary area of the cerebral cortex for auditory sensations?

occipital
parietal
temporal
frontal

Answer 23

temporal

Question 24

Neurons in the prefrontal cortex ________ than neurons in other cortical areas

are larger in size
have more dendritic spines
have greater velocities of action potentials
are more sensitive to light

Answer 24

have more dendritic spines

Question 25

Knowing that it is appropriate to tackle people on the football field, but not in the classroom, is dependent on

the prefrontal cortex
the occipital cortex
the amygdala
the somatosensory cortex

Answer 25

the prefrontal cortex

Question 26

Which lobe seems to be especially involved in the comprehension of spoken language in humans?

Occipital
Parietal
Frontal
Temporal

Answer 26

Temporal

Question 27

What do the corpus callosum and the anterior commissure have in common

They both produce CSF
they both connect the two hemispheres
they are made up of grey matter
they each have six laminae

Answer 27

they both connect the two hemispheres

Question 28

Which lobe contributes to the perception of movement and recognition of faces?

Occipital lobe
Parietal lobe
Temporal lobe
Frontal lobe

Answer 28

Temporal lobe

Question 29

The _________ monitors all the information about eye, head, and body positions and passes it on to brain areas that control movement

parietal lobe
occipital lobe
central sulcus
precentral gyrus

Answer 29

parietal lobe

Question 30

What deficits does a person suffer after damage to the striate cortex in the occipital lobe?

Deafness
Blindness
Loss of touch and other body sensations
Loss of fine motor control

Answer 30

Blindness

Question 31

one reason why people with prefrontal cortex damage may act impulsively is that they have trouble

remembering who they are
making visual discriminations
maintaining normal hormone levels
adjusting their behavior to different contexts

Answer 31

adjusting their behavior to different contexts

Question 32

Which lobe contains the precentral gyrus?

Occipital
Parietal
Temporal
Frontal

Answer 32

Frontal

Question 33

Which lobe on the cerebral cortex is the most important for visual information?

Occipital
Parietal
Temporal
Frontal

Answer 33

Occipital