Question 1

How is the cortex like an 18-inch television screen?

Accepted Answer

A)  both a cortex and a TV screen are the result of many networks working together 
B)  both must be activated by electrical signals 
C)  when the cortex is unfolded it is about as large as an 18-inch television screen 
D)  both give off energy that can be detected and measured 
A)  both a cortex and a TV screen are the result of many networks working together 
B)  both must be activated by electrical signals 
C)  when the cortex is unfolded it is about as large as an 18-inch television screen 
D)  both give off energy that can be detected and measured

Question 2

According to the theory of evolution:

Accepted Answer

A)  different species arose from different ancestors 
B)  humans belong to their own family tree 
C)  present-day humans descended from a creature related to apes 
D)  humans and chimps share only 1% of their DNA 
A)  different species arose from different ancestors 
B)  humans belong to their own family tree 
C)  present-day humans descended from a creature related to apes 
D)  humans and chimps share only 1% of their DNA

Question 3

LuAnn has problems with her vision,but her retina,optic nerve,and visual cortex are normal.Which of the following brain parts is most likely causing her visual problems?

Accepted Answer

A)  corpus callosum 
B)  thalamus 
C)  amygdala 
D)  hippocampus 
A)  corpus callosum 
B)  thalamus 
C)  amygdala 
D)  hippocampus

Question 4

Francisco is fluent in both Spanish and English.If we could examine his brain using fMRI,his ____ would be more densely developed.

Accepted Answer

A)  frontal lobes 
B)  cerebrum 
C)  thalamus 
D)  parietal lobes 
A)  frontal lobes 
B)  cerebrum 
C)  thalamus 
D)  parietal lobes

Question 5

In a fit of uncontrollable panic and depression,a person drinks a quart of hard liquor in less than an hour.If this proves fatal,it will be because the alcohol:

Accepted Answer

A)  permanently damaged synapses around muscles 
B)  anesthetized parts of the neocortex 
C)  created a neural apathy that prevented the person from defending himself against trauma 
D)  inhibited neurons in the medulla, causing vital life support reflexes to stop 
A)  permanently damaged synapses around muscles 
B)  anesthetized parts of the neocortex 
C)  created a neural apathy that prevented the person from defending himself against trauma 
D)  inhibited neurons in the medulla, causing vital life support reflexes to stop

Question 6

If your visual association area was damaged,the result would be:

Accepted Answer

A)  total blindness 
B)  neglect syndrome only if the damage was confined to the left hemisphere 
C)  visual agnosia 
D)  insignificant 
A)  total blindness 
B)  neglect syndrome only if the damage was confined to the left hemisphere 
C)  visual agnosia 
D)  insignificant

Question 7

The ____ changes electrical signals into basic visual sensations.

Accepted Answer

A)  somatosensory cortex 
B)  medulla 
C)  visual association area 
D)  primary visual cortex 
A)  somatosensory cortex 
B)  medulla 
C)  visual association area 
D)  primary visual cortex

Question 8

Why would some older adults have difficulty inhibiting unwanted speech?

Accepted Answer

A)  shrinkage in left hemisphere 
B)  shrinkage in the thalamus 
C)  shrinkage in the frontal lobes 
D)  shrinkage in temporal lobes 
A)  shrinkage in left hemisphere 
B)  shrinkage in the thalamus 
C)  shrinkage in the frontal lobes 
D)  shrinkage in temporal lobes

Question 9

The specific part of the nervous system that is responsible for returning the body to a relaxed state after an emergency or crisis situation is the:

Accepted Answer

A)  parasympathetic division 
B)  somatic nervous system 
C)  autonomic nervous system 
D)  peripheral nervous system 
A)  parasympathetic division 
B)  somatic nervous system 
C)  autonomic nervous system 
D)  peripheral nervous system

Question 10

Describe the role that MRI,fMRI,and PET scans have played in helping us understand the human brain.

Accepted Answer

MRI (Magnetic Resonance Imaging), fMRI (

Question 11

Rex is an evil scientist and wants to take away humans' ability to use language,plan,and make decisions.What part of the brain should his newly invented "Death Ray Gun" destroy?

Accepted Answer

A)  limbic system 
B)  reticular formation 
C)  thalamus 
D)  forebrain 
A)  limbic system 
B)  reticular formation 
C)  thalamus 
D)  forebrain

Question 12

As a physician specializing in the endocrine system,you see many patients with various types of problems.One patient has dysfunctional adrenal glands.You have advised her to take a course on stress management.Why?

Accepted Answer

A)  her endocrine system cannot produce cortical hormones which would lead to problems in coping with stress 
B)  many physical problems can be treated by stress management 
C)  because the adrenal glands control growth, and stress management may help her 
D)  stress reduces the amount of calcium in the body 
A)  her endocrine system cannot produce cortical hormones which would lead to problems in coping with stress 
B)  many physical problems can be treated by stress management 
C)  because the adrenal glands control growth, and stress management may help her 
D)  stress reduces the amount of calcium in the body

Question 13

Describe five specific brain areas that are especially active as you answer this essay question.

Accepted Answer

1. Prefrontal Cortex: This area of the b

Question 14

Joan has a medical problem called diabetes that is caused by a lack of insulin.What gland in the endocrine system is responsible for Joan's condition?

Accepted Answer

A)  gonads 
B)  endorphin 
C)  thyroid 
D)  pancreas 
A)  gonads 
B)  endorphin 
C)  thyroid 
D)  pancreas

Question 15

The difference in intelligence between humans and chimpanzees is due to:

Accepted Answer

A)  a higher portion of neurons covered with myelin sheath 
B)  more sophisticated neurons 
C)  larger cell bodies found in neurons 
D)  more connections between neurons 
A)  a higher portion of neurons covered with myelin sheath 
B)  more sophisticated neurons 
C)  larger cell bodies found in neurons 
D)  more connections between neurons

Question 16

The thin layer of cells that cover the surface of the forebrain is called the:

Accepted Answer

A)  cortex 
B)  myelin sheath 
C)  cerebellum 
D)  thalamus 
A)  cortex 
B)  myelin sheath 
C)  cerebellum 
D)  thalamus

Question 17

What is the relationship between chromosomes,DNA,and genes?

Accepted Answer

Chromosomes, DNA, and genes are all inte

Question 18

After a serious blow to the head,Hector underwent a dramatic personality change.A well-organized,extroverted person before the accident,he no longer could plan or adjust to new social situations.Hector would also laugh uncontrollably at inappropriate times.What part of Hector's brain appears to have been damaged?

Accepted Answer

A)  thalamus 
B)  temporal lobe 
C)  frontal lobe 
D)  hippocampus 
A)  thalamus 
B)  temporal lobe 
C)  frontal lobe 
D)  hippocampus

Question 19

What does the case of Phineas Gage teach us about the brain?

Accepted Answer

The case of Phineas Gage is one of the m

Question 20

The activation of the sympathetic division would prepare people for:

Accepted Answer

A)  digestion of food 
B)  relaxation 
C)  energy conservation 
D)  fight-flight response 
A)  digestion of food 
B)  relaxation 
C)  energy conservation 
D)  fight-flight response

Exam 4: Incredible Nervous System

How is the cortex like an 18-inch television screen?

According to the theory of evolution:

LuAnn has problems with her vision,but her retina,optic nerve,and visual cortex are normal.Which of the following brain parts is most likely causing her visual problems?

Francisco is fluent in both Spanish and English.If we could examine his brain using fMRI,his ____ would be more densely developed.

In a fit of uncontrollable panic and depression,a person drinks a quart of hard liquor in less than an hour.If this proves fatal,it will be because the alcohol:

If your visual association area was damaged,the result would be:

The ____ changes electrical signals into basic visual sensations.

Why would some older adults have difficulty inhibiting unwanted speech?

The specific part of the nervous system that is responsible for returning the body to a relaxed state after an emergency or crisis situation is the:

Describe the role that MRI,fMRI,and PET scans have played in helping us understand the human brain.

Rex is an evil scientist and wants to take away humans' ability to use language,plan,and make decisions.What part of the brain should his newly invented "Death Ray Gun" destroy?

As a physician specializing in the endocrine system,you see many patients with various types of problems.One patient has dysfunctional adrenal glands.You have advised her to take a course on stress management.Why?

Describe five specific brain areas that are especially active as you answer this essay question.

Joan has a medical problem called diabetes that is caused by a lack of insulin.What gland in the endocrine system is responsible for Joan's condition?

The difference in intelligence between humans and chimpanzees is due to:

The thin layer of cells that cover the surface of the forebrain is called the:

What is the relationship between chromosomes,DNA,and genes?

What does the case of Phineas Gage teach us about the brain?

The activation of the sympathetic division would prepare people for:

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