Question 1

What is the electrical charge of a neuron at rest?

Accepted Answer

A) 70 mv 
B) 40 mv 
C) -40 mv 
D) -70 mv 
A) 70 mv 
B) 40 mv 
C) -40 mv 
D) -70 mv

Question 2

Which sequence shows the CORRECT order of the firing of a neuron?

Accepted Answer

A) threshold,resting potential,refractory period,action potential 
B) resting potential,threshold,action potential,refractory period 
C) action potential,resting potential,refractory period,threshold 
D) resting potential,threshold,refractory period,action potential 
A) threshold,resting potential,refractory period,action potential 
B) resting potential,threshold,action potential,refractory period 
C) action potential,resting potential,refractory period,threshold 
D) resting potential,threshold,refractory period,action potential

Question 3

In a neuron,what happens when an action potential reaches the axon terminals of the neuron?

Accepted Answer

A) Since neurons touch one another,the action potential simply travels to an adjoining neuron. 
B) The action potential stimulates the release of chemical substances. 
C) The impulse changes direction,heading back to the cell body. 
D) An electrical spark forms,which may jump to other neurons. 
A) Since neurons touch one another,the action potential simply travels to an adjoining neuron. 
B) The action potential stimulates the release of chemical substances. 
C) The impulse changes direction,heading back to the cell body. 
D) An electrical spark forms,which may jump to other neurons.

Question 4

Mirror boxes that create the illusion that a phantom limb has been restored are used to:

Accepted Answer

A) eliminate phantom limb syndrome by demonstrating to patients that it is just a mind bug. 
B) eliminate phantom limb syndrome by creating a virtual limb with the same functions. 
C) reduce pain associated with phantom limb syndrome. 
D) rewire the brain to disconnect cortical areas once used to control the phantom limb. 
A) eliminate phantom limb syndrome by demonstrating to patients that it is just a mind bug. 
B) eliminate phantom limb syndrome by creating a virtual limb with the same functions. 
C) reduce pain associated with phantom limb syndrome. 
D) rewire the brain to disconnect cortical areas once used to control the phantom limb.

Question 5

When a patient has multiple sclerosis,the patient cannot easily transmit information from neuron to neuron,which leads to difficulties with movement.The transmission of neurons is slowed down as a result of a deteriorating:

Accepted Answer

A) axon. 
B) synapse. 
C) myelin sheath. 
D) cell body. 
A) axon. 
B) synapse. 
C) myelin sheath. 
D) cell body.

Question 6

The likelihood of a monozygotic twin of a person with schizophrenia also having schizophrenia is about _____%.

Accepted Answer

A) 12 
B) 27 
C) 50 
D) 96 
A) 12 
B) 27 
C) 50 
D) 96

Question 7

Which statement regarding bipolar cells is TRUE?

Accepted Answer

A) They are a type of interneuron. 
B) They have two axons. 
C) They are involved in vision. 
D) They are located in the cerebellum. 
A) They are a type of interneuron. 
B) They have two axons. 
C) They are involved in vision. 
D) They are located in the cerebellum.

Question 8

The _____,or "little man," is a representation of the amount of somatosensory cortex that resides in the _____ lobe.

Accepted Answer

A) hominoid;frontal 
B) homunculus;occipital 
C) hominoid;temporal 
D) homunculus;parietal 
A) hominoid;frontal 
B) homunculus;occipital 
C) hominoid;temporal 
D) homunculus;parietal

Question 9

A medical artist is drawing a homunculus with body-part size in relation to the size devoted to it in the somatosensory cortex.Which body part should be drawn SMALLEST?

Accepted Answer

A) the lips 
B) the thumb 
C) the tongue 
D) the foot 
A) the lips 
B) the thumb 
C) the tongue 
D) the foot

Question 10

Which neurotransmitter is MOST closely associated with pleasure and motivation?

Accepted Answer

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

Question 11

The measure of the variability of behavioral traits among individuals that can be accounted for by genetic factors is called:

Accepted Answer

A) heritability. 
B) monozygocity. 
C) dianetics. 
D) epigenetics. 
A) heritability. 
B) monozygocity. 
C) dianetics. 
D) epigenetics.

Question 12

Which function is NOT one that pertains to the cell body?

Accepted Answer

A) protein synthesis 
B) neurotransmission 
C) energy production 
D) metabolism 
A) protein synthesis 
B) neurotransmission 
C) energy production 
D) metabolism

Question 13

The resting potential of a neuron was discovered in 1939 by biologists studying marine animals such as squid.Squid were studied because:

Accepted Answer

A) their neurons are more similar to human neurons than those of most other animals. 
B) their neurons are large and easy to study. 
C) neurotransmission evolved first in marine animals. 
D) it is unethical to study these processes in humans. 
A) their neurons are more similar to human neurons than those of most other animals. 
B) their neurons are large and easy to study. 
C) neurotransmission evolved first in marine animals. 
D) it is unethical to study these processes in humans.

Question 14

The synapse is the junction between:

Accepted Answer

A) the axon and the myelin sheath 
B) the cell body and the axon. 
C) the cell body of one neuron and the dendrites of another. 
D) the axon of one neuron and the dendrites of another. 
A) the axon and the myelin sheath 
B) the cell body and the axon. 
C) the cell body of one neuron and the dendrites of another. 
D) the axon of one neuron and the dendrites of another.

Question 15

Histone modification:

Accepted Answer

A) causes only the expression of genes. 
B) results in the formation of novel DNA sequences. 
C) causes both the expression and nonexpression of genes. 
D) results in the formation of novel chromosomal pairs. 
A) causes only the expression of genes. 
B) results in the formation of novel DNA sequences. 
C) causes both the expression and nonexpression of genes. 
D) results in the formation of novel chromosomal pairs.

Question 16

A neuroscientist interested in brain phylogeny might study:

Accepted Answer

A) how the human brain has evolved from earlier hominoid brains. 
B) how the human forebrain divides into cortical and subcortical structures. 
C) differences between human and chimpanzee brains. 
D) commonalities between human and rat brains. 
A) how the human brain has evolved from earlier hominoid brains. 
B) how the human forebrain divides into cortical and subcortical structures. 
C) differences between human and chimpanzee brains. 
D) commonalities between human and rat brains.

Question 17

The thalamus does NOT receive information from:

Accepted Answer

A) sight. 
B) sound. 
C) smell. 
D) touch. 
A) sight. 
B) sound. 
C) smell. 
D) touch.

Question 18

When a neuron is at rest,there is a high concentration of _____ ions inside the cell relative to the outside.

Accepted Answer

A) positively charged sodium 
B) positively charged potassium 
C) negatively charged chloride 
D) positively charged protein 
A) positively charged sodium 
B) positively charged potassium 
C) negatively charged chloride 
D) positively charged protein

Question 19

The hippocampus gets its name based on its:

Accepted Answer

A) location. 
B) shape. 
C) size. 
D) function. 
A) location. 
B) shape. 
C) size. 
D) function.

Question 20

Which characteristic does NOT apply the cerebral cortex?

Accepted Answer

A) necessary for survival 
B) outermost layer of the brain 
C) divided into two hemispheres 
D) visible to the naked eye 
A) necessary for survival 
B) outermost layer of the brain 
C) divided into two hemispheres 
D) visible to the naked eye

Exam 3: Neuroscience and Behavior-Part A

What is the electrical charge of a neuron at rest?

Which sequence shows the CORRECT order of the firing of a neuron?

In a neuron,what happens when an action potential reaches the axon terminals of the neuron?

Mirror boxes that create the illusion that a phantom limb has been restored are used to:

When a patient has multiple sclerosis,the patient cannot easily transmit information from neuron to neuron,which leads to difficulties with movement.The transmission of neurons is slowed down as a result of a deteriorating:

The likelihood of a monozygotic twin of a person with schizophrenia also having schizophrenia is about _____%.

Which statement regarding bipolar cells is TRUE?

The _____,or "little man," is a representation of the amount of somatosensory cortex that resides in the _____ lobe.

A medical artist is drawing a homunculus with body-part size in relation to the size devoted to it in the somatosensory cortex.Which body part should be drawn SMALLEST?

Which neurotransmitter is MOST closely associated with pleasure and motivation?

The measure of the variability of behavioral traits among individuals that can be accounted for by genetic factors is called:

Which function is NOT one that pertains to the cell body?

The resting potential of a neuron was discovered in 1939 by biologists studying marine animals such as squid.Squid were studied because:

The synapse is the junction between:

Histone modification:

A neuroscientist interested in brain phylogeny might study:

The thalamus does NOT receive information from:

When a neuron is at rest,there is a high concentration of _____ ions inside the cell relative to the outside.

The hippocampus gets its name based on its:

Which characteristic does NOT apply the cerebral cortex?

Evolution of Psychological Science-Part A

Evolution of Psychological Science-Part B

Evolution of Psychological Science-Part C

Evolution of Psychological Science-Part D

Evolution of Psychological Science-Part E

Methods in Psychology-Part A

Methods in Psychology-Part B

Methods in Psychology-Part C

Methods in Psychology-Part D

Methods in Psychology-Part E

Neuroscience and Behavior-Part B

Neuroscience and Behavior-Part C

Neuroscience and Behavior-Part D

Neuroscience and Behavior-Part E

Sensation and Perception-Part A

Sensation and Perception-Part B

Sensation and Perception-Part C

Sensation and Perception-Part D

Sensation and Perception-Part E

Consciousness-Part A

Consciousness-Part B

Consciousness-Part C

Consciousness-Part D

Consciousness-Part E

Memory-Part A

Memory-Part B

Memory-Part C

Memory-Part D

Memory-Part E

Learning-Part A

Learning-Part B

Learning-Part C

Learning-Part D

Learning-Part E

Emotion and Motivation-Part A

Emotion and Motivation-Part B

Emotion and Motivation-Part C

Emotion and Motivation-Part D

Emotion and Motivation-Part E

Language and Thought-Part A

Language and Thought-Part B

Language and Thought-Part C

Language and Thought-Part D

Language and Thought-Part E

Intelligence-Part A

Intelligence-Part B

Intelligence-Part C

Intelligence-Part D

Intelligence-Part E

Development-Part A

Development-Part B

Development-Part C

Development-Part D

Development-Part E

Personality-Part A

Personality-Part B

Personality-Part C

Personality-Part D

Personality-Part E

The _,or "little man," is a representation of the amount of somatosensory cortex that resides in the _ lobe.