Question 1

If you randomly select 100 individuals who suffer from Alzheimer's disease,how many of them would have experienced the onset of symptoms before the age of 65 years?

Accepted Answer

A)  about 90% 
B)  about 75% 
C)  about 50% 
D)  about 10% 
A)  about 90% 
B)  about 75% 
C)  about 50% 
D)  about 10%

Question 2

What are mirror neurons? How do they help us understand other people's goals and intentions?

Accepted Answer

Mirror neurons are a type of brain cell

Question 3

The two groups of cells in your brain are:

Accepted Answer

A)  glial cells and astrocytes 
B)  neurons and axons 
C)  genes and peripheral cells 
D)  neurons and glial cells 
A)  glial cells and astrocytes 
B)  neurons and axons 
C)  genes and peripheral cells 
D)  neurons and glial cells

Question 4

Neurons that carry information from the senses to the spinal cord are called ____ neurons.

Accepted Answer

A)  spinal 
B)  motor 
C)  afferent 
D)  efferent 
A)  spinal 
B)  motor 
C)  afferent 
D)  efferent

Question 5

Of the following,the only example of an inhibitory neurotransmitter is

Accepted Answer

A)  acetylcholine 
B)  dopamine 
C)  glutamate 
D)  serotonin 
A)  acetylcholine 
B)  dopamine 
C)  glutamate 
D)  serotonin

Question 6

The input portion of the neuron is the dendrites.

Accepted Answer

A) True 
 B)False

Question 7

The area of the brain affected by Parkinson's disease is the hypothalamus.

Accepted Answer

A) True 
 B)False

Question 8

If the release of neurotransmitters was being broadcast over CNN,the reporter would say:

Accepted Answer

A)  "The action potential is triggering an explosion, releasing the neurotransmitters into the synapse." 
B)  "The neurotransmitters have entered the axon through sodium channels." 
C)  "The resting potential is causing the cell body to release neurotransmitters." 
D)  "I have never seen so many neurotransmitters being released into the myelin sheath!" 
A)  "The action potential is triggering an explosion, releasing the neurotransmitters into the synapse." 
B)  "The neurotransmitters have entered the axon through sodium channels." 
C)  "The resting potential is causing the cell body to release neurotransmitters." 
D)  "I have never seen so many neurotransmitters being released into the myelin sheath!"

Question 9

An individual who has had a limb amputated,but continues to experience sensation and feelings that appear to be from that limb,experiences:

Accepted Answer

A)  ghost pain 
B)  nonregenerated pain perception 
C)  phantom limb 
D)  limb plasticity 
A)  ghost pain 
B)  nonregenerated pain perception 
C)  phantom limb 
D)  limb plasticity

Question 10

You're directing actors in a movie on the human brain.The actor portraying the role of glial cell is giving you a hard time.What can you say to the actor to improve his performance?

Accepted Answer

A)  "You are a glial cell. You need to be more supportive of the actors playing neurons, so think support!" 
B)  "Do you remember your lines? Do you remember how glial cells help to connect the two hemispheres together to allow information back and forth? Pay more attention to the script!" 
C)  "Acting? You call that acting? A glial cell transmits electrical messages!" 
D)  "Look, there are many other actors who could do your job. Keep in mind that you, as a glial cell, cross the synapse. Listen for your cue!" 
A)  "You are a glial cell. You need to be more supportive of the actors playing neurons, so think support!" 
B)  "Do you remember your lines? Do you remember how glial cells help to connect the two hemispheres together to allow information back and forth? Pay more attention to the script!" 
C)  "Acting? You call that acting? A glial cell transmits electrical messages!" 
D)  "Look, there are many other actors who could do your job. Keep in mind that you, as a glial cell, cross the synapse. Listen for your cue!"

Question 11

A potential treatment for Parkinson's patients involves:

Accepted Answer

A)  embryonic stem cell transplants 
B)  nerve regeneration 
C)  drugs that repair damaged neurons 
D)  preventing electrical signals from reaching the spinal cord 
A)  embryonic stem cell transplants 
B)  nerve regeneration 
C)  drugs that repair damaged neurons 
D)  preventing electrical signals from reaching the spinal cord

Question 12

You are reading a newspaper article on phantom limb.Which of the following is the most appropriate title for the article?

Accepted Answer

A)  "Phantom Limb: An Excuse for Sympathy" 
B)  "Cut Nerves in Limb Cause Pain in Phantom Limb" 
C)  "Damaged Neurons in Spinal Cord Cause Damage" 
D)  "Sensations Come from Brain's Image of Limb" 
A)  "Phantom Limb: An Excuse for Sympathy" 
B)  "Cut Nerves in Limb Cause Pain in Phantom Limb" 
C)  "Damaged Neurons in Spinal Cord Cause Damage" 
D)  "Sensations Come from Brain's Image of Limb"

Question 13

How does L-dopa control the symptoms of Parkinson's disease?

Accepted Answer

A)  it increases the levels of dopamine in the brain 
B)  it cures the symptoms 
C)  it relaxes the muscles 
D)  it reduces the number of "on-periods" 
A)  it increases the levels of dopamine in the brain 
B)  it cures the symptoms 
C)  it relaxes the muscles 
D)  it reduces the number of "on-periods"

Question 14

What structure in the neuron helps to speed up the transmission of the action potential?

Accepted Answer

A)  axon 
B)  dendrites 
C)  myelin sheath 
D)  end bulb 
A)  axon 
B)  dendrites 
C)  myelin sheath 
D)  end bulb

Question 15

During a class meeting,a student asks the psychology professor to define a nerve impulse.Before the professor can open his mouth to answer,you remember the definition,which is:

Accepted Answer

A)  a surge of electrical activity simultaneously occurring down the entire axon 
B)  the release of neurotransmitters into the synapse 
C)  a tiny electrical current 
D)  a series of individual action potentials that occur segment by segment down the axon 
A)  a surge of electrical activity simultaneously occurring down the entire axon 
B)  the release of neurotransmitters into the synapse 
C)  a tiny electrical current 
D)  a series of individual action potentials that occur segment by segment down the axon

Question 16

A synapse is the:

Accepted Answer

A)  part of the dendrite that receives incoming signals 
B)  small space between the end bulb and its neighboring organ, muscle, or cell body 
C)  chemical that transmits signals from one neuron to another 
D)  signal that travels from one neuron to another 
A)  part of the dendrite that receives incoming signals 
B)  small space between the end bulb and its neighboring organ, muscle, or cell body 
C)  chemical that transmits signals from one neuron to another 
D)  signal that travels from one neuron to another

Question 17

Afferent is to efferent as ____ is to ____.

Accepted Answer

A)  sensory; motor 
B)  motor; sensory 
C)  sensory; spinal 
D)  spinal; neuron 
A)  sensory; motor 
B)  motor; sensory 
C)  sensory; spinal 
D)  spinal; neuron

Question 18

Grandpa Frank is often confused and doesn't know where he is much of the time.You visit him,but he doesn't seem to recognize you.He has gotten much worse over the past few years.The doctor says that there is no cure and that a protein which is destroying brain cells is the suspected cause.Grandpa Frank has been diagnosed with:

Accepted Answer

A)  Alzheimer's disease 
B)  Parkinson's disease 
C)  Stroke 
D)  Fragile X syndrome 
A)  Alzheimer's disease 
B)  Parkinson's disease 
C)  Stroke 
D)  Fragile X syndrome

Question 19

Each autumn,the male canary must relearn the "breeding" song.This process of relearning the song results in:

Accepted Answer

A)  the formation of new neurons in the canary's brain 
B)  a decrease in the size of the canary's brain 
C)  the loss of other brain functions 
D)  the canary being able to learn the "breeding" songs of other birds 
A)  the formation of new neurons in the canary's brain 
B)  a decrease in the size of the canary's brain 
C)  the loss of other brain functions 
D)  the canary being able to learn the "breeding" songs of other birds

Question 20

As the action potential is traveling down the axon,it can increase or decrease in speed.

Accepted Answer

A) True 
 B)False

Exam 3: Brains Building Blocks

If you randomly select 100 individuals who suffer from Alzheimer's disease,how many of them would have experienced the onset of symptoms before the age of 65 years?

What are mirror neurons? How do they help us understand other people's goals and intentions?

The two groups of cells in your brain are:

Neurons that carry information from the senses to the spinal cord are called ____ neurons.

Of the following,the only example of an inhibitory neurotransmitter is

The input portion of the neuron is the dendrites.

The area of the brain affected by Parkinson's disease is the hypothalamus.

If the release of neurotransmitters was being broadcast over CNN,the reporter would say:

An individual who has had a limb amputated,but continues to experience sensation and feelings that appear to be from that limb,experiences:

You're directing actors in a movie on the human brain.The actor portraying the role of glial cell is giving you a hard time.What can you say to the actor to improve his performance?

A potential treatment for Parkinson's patients involves:

You are reading a newspaper article on phantom limb.Which of the following is the most appropriate title for the article?

How does L-dopa control the symptoms of Parkinson's disease?

What structure in the neuron helps to speed up the transmission of the action potential?

During a class meeting,a student asks the psychology professor to define a nerve impulse.Before the professor can open his mouth to answer,you remember the definition,which is:

A synapse is the:

Afferent is to efferent as ____ is to ____.

Each autumn,the male canary must relearn the "breeding" song.This process of relearning the song results in:

As the action potential is traveling down the axon,it can increase or decrease in speed.

Discovering Psychology

Psychology and Science

Incredible Nervous System

Sensation

Perception

Sleep and Dreams

Hypnosis and Drugs

Classical Conditioning

Operant and Cognitive Approaches

Types of Memory

Remembering and Forgetting

Intelligence

Thought and Language

Motivation

Emotion

Infancy Childhood

Infancy Childhood Part II

Adolescence and Adulthood

Psychoanalytic and Humanistic Theories

Social and Cognitive and Trait Theories

Health,stress and Coping

Assessment and Anxiety Disorders

Mood Disorders and Schizophrenia

Therapies

Social Psychology

Extenssion: Social Cognition and Behavior

Filters

Afferent is to efferent as is to .