Question 1

Axons:

Accepted Answer

A)  transmit nerve impulses to terminal buttons and vary in length 
B)  are always bundled with other axons to form nerves and are individually very short in length 
C)  vary in length depending on whether they send or receive information 
D)  are uniform in size throughout the body though capable of serving different functions 
A)  transmit nerve impulses to terminal buttons and vary in length 
B)  are always bundled with other axons to form nerves and are individually very short in length 
C)  vary in length depending on whether they send or receive information 
D)  are uniform in size throughout the body though capable of serving different functions A

Question 2

With respect to their relative functions,the endocrine and nervous systems:

Accepted Answer

A)  act separately and are specialized 
B)  are interrelated; each system affects the other 
C)  are identical, but the nervous system's effects are more diffuse 
D)  have little to no overlap 
A)  act separately and are specialized 
B)  are interrelated; each system affects the other 
C)  are identical, but the nervous system's effects are more diffuse 
D)  have little to no overlap B

Question 3

Which of the following is the name for the mutation in which moths become a darker color as an adaptation to pollution?

Accepted Answer

A)  industrial melanism 
B)  evolutionary coloration 
C)  color variation 
D)  genotypic melanism 
A)  industrial melanism 
B)  evolutionary coloration 
C)  color variation 
D)  genotypic melanism A

Question 4

Thara's roommate has been complaining about having a "pinched nerve" from moving some furniture.What is she likely referring to as a nerve?

Accepted Answer

A)  a single axon from a portion of her back to her spinal cord 
B)  a neuron that is part of her spinal cord 
C)  a bundle of axons from some nerves in her back 
D)  a neuron that connects to the pain center in her spine 
A)  a single axon from a portion of her back to her spinal cord 
B)  a neuron that is part of her spinal cord 
C)  a bundle of axons from some nerves in her back 
D)  a neuron that connects to the pain center in her spine

Question 5

In describing the effects of the endocrine system and nervous system,the best word would be:

Accepted Answer

A)  independent 
B)  interactive 
C)  identical 
D)  iterative 
A)  independent 
B)  interactive 
C)  identical 
D)  iterative

Question 6

Which of the following phenomena would NOT be part of a study in behavioral genetics?

Accepted Answer

A)  the effect of one environment on another environment 
B)  the effect of genetic information on environments 
C)  the effect of environmental and genetic interactions on biological phenomena 
D)  the effect of environmental and genetic interactions on psychological phenomena 
A)  the effect of one environment on another environment 
B)  the effect of genetic information on environments 
C)  the effect of environmental and genetic interactions on biological phenomena 
D)  the effect of environmental and genetic interactions on psychological phenomena

Question 7

The brain stem consists of:

Accepted Answer

A)  the pons 
B)  the medulla 
C)  the midbrain 
D)  all of the above 
A)  the pons 
B)  the medulla 
C)  the midbrain 
D)  all of the above

Question 8

Alcohol is a depressant,not a stimulant.Although alcohol may make people feel outgoing,it inhibits the nervous system by effectively increasing the binding of:

Accepted Answer

A)  GABA 
B)  epinephrine 
C)  serotonin 
D)  glutamate 
A)  GABA 
B)  epinephrine 
C)  serotonin 
D)  glutamate

Question 9

The neural impulse,or _____,is a brief electrical charge that travels down an axon.

Accepted Answer

A)  action potential 
B)  resting membrane potential 
C)  neurotransmitters 
D)  all-or-none principle 
A)  action potential 
B)  resting membrane potential 
C)  neurotransmitters 
D)  all-or-none principle

Question 10

The Human Genome Project has made the surprising discovery that:

Accepted Answer

A)  humans have millions of genes in common with insects 
B)  humans have about the same number of genes as other living creatures 
C)  there are single, separate genes for each human psychological characteristic 
D)  the genome is too complex to map at this time 
A)  humans have millions of genes in common with insects 
B)  humans have about the same number of genes as other living creatures 
C)  there are single, separate genes for each human psychological characteristic 
D)  the genome is too complex to map at this time

Question 11

Regarding the role they play in behavior,neurotransmitters:

Accepted Answer

A)  are very specific, with a separate neurotransmitter for each behavior 
B)  may affect a variety of behaviors depending on the size of the action potential produced 
C)  influence behavior because of the action of a particular postsynaptic neuron's function 
D)  convert enzymes at particular synapses 
A)  are very specific, with a separate neurotransmitter for each behavior 
B)  may affect a variety of behaviors depending on the size of the action potential produced 
C)  influence behavior because of the action of a particular postsynaptic neuron's function 
D)  convert enzymes at particular synapses

Question 12

The amygdala plays an important role in _____,whereas the hippocampus plays an important role in _____.

Accepted Answer

A)  fear or emotional reactions; spatial memory 
B)  emotions; automatic behaviors 
C)  spatial memory; fear or emotional reactions 
D)  automatic behaviors; emotions 
A)  fear or emotional reactions; spatial memory 
B)  emotions; automatic behaviors 
C)  spatial memory; fear or emotional reactions 
D)  automatic behaviors; emotions

Question 13

The brain and the spinal cord make up the _____ nervous system.

Accepted Answer

A)  central 
B)  peripheral 
C)  primary 
D)  autonomic 
A)  central 
B)  peripheral 
C)  primary 
D)  autonomic

Question 14

What are the branchlike appendages that detect chemical signals from neighboring neurons?

Accepted Answer

A)  axons 
B)  synapses 
C)  cell bodies 
D)  dendrites 
A)  axons 
B)  synapses 
C)  cell bodies 
D)  dendrites

Question 15

Adoption studies are an important tool of behavioral genetics because they:

Accepted Answer

A)  allow us to examine the effects of nonrelated mothering 
B)  allow us to look at the contributions of environment and genetics on behavior 
C)  are so rare 
D)  show that environment overwhelms the effect of genes 
A)  allow us to examine the effects of nonrelated mothering 
B)  allow us to look at the contributions of environment and genetics on behavior 
C)  are so rare 
D)  show that environment overwhelms the effect of genes

Question 16

Typically,it takes about a 100 mV depolarization change to produce an action potential.Which of the following should result in an action potential?

Accepted Answer

A)  inhibitory signals equaling approximately 110 mV 
B)  excitatory signals equaling 75 mV plus inhibitory signals equaling 25 mV 
C)  excitatory signals equaling 110 mV 
D)  inhibitory signals equaling 75 mV plus excitatory signals equaling 25 mV 
A)  inhibitory signals equaling approximately 110 mV 
B)  excitatory signals equaling 75 mV plus inhibitory signals equaling 25 mV 
C)  excitatory signals equaling 110 mV 
D)  inhibitory signals equaling 75 mV plus excitatory signals equaling 25 mV

Question 17

Why are the nodes of Ranvier important structures for neural firing?

Accepted Answer

A)  They release neurotransmitters. 
B)  They are involved in reuptake. 
C)  They are the receptor sites for binding with neurotransmitters. 
D)  They are areas along the axon that speed transmission. 
A)  They release neurotransmitters. 
B)  They are involved in reuptake. 
C)  They are the receptor sites for binding with neurotransmitters. 
D)  They are areas along the axon that speed transmission.

Question 18

In the brain of someone who suffers from Parkinson's disease,what is happening to the neurons involved with dopamine activity?

Accepted Answer

A)  They are dying off. 
B)  They are overproducing dopamine. 
C)  They are blocked for reuptake. 
D)  They are rapidly multiplying. 
A)  They are dying off. 
B)  They are overproducing dopamine. 
C)  They are blocked for reuptake. 
D)  They are rapidly multiplying.

Question 19

Which of the following statements is the best explanation for synesthesia?

Accepted Answer

A)  Because of the proximity of the two brain areas involved in seeing colors and understanding numbers, some of these areas have cross-connections. 
B)  An individual with synesthesia has an extra cortical lobe in his or her brain. 
C)  Because of the proximity of the two brain areas involved in seeing color and understanding numbers, a short-circuit between the two areas causes the confusion. 
D)  An individual with synesthesia is missing a portion of the cortex used to process color, so the auditory area of his or her brain must process the information. 
A)  Because of the proximity of the two brain areas involved in seeing colors and understanding numbers, some of these areas have cross-connections. 
B)  An individual with synesthesia has an extra cortical lobe in his or her brain. 
C)  Because of the proximity of the two brain areas involved in seeing color and understanding numbers, a short-circuit between the two areas causes the confusion. 
D)  An individual with synesthesia is missing a portion of the cortex used to process color, so the auditory area of his or her brain must process the information.

Question 20

What is the state of the electrical charge when a neuron is said to be at resting potential?

Accepted Answer

A)  Inside the neuron is more positive than outside the neuron. 
B)  Inside the neuron is more negative than outside the neuron. 
C)  Both the inside and outside of the neuron are of equal electrical charge. 
D)  The inside of the neuron is hyperpolarized. 
A)  Inside the neuron is more positive than outside the neuron. 
B)  Inside the neuron is more negative than outside the neuron. 
C)  Both the inside and outside of the neuron are of equal electrical charge. 
D)  The inside of the neuron is hyperpolarized.

Axons:

With respect to their relative functions,the endocrine and nervous systems:

Which of the following is the name for the mutation in which moths become a darker color as an adaptation to pollution?

Thara's roommate has been complaining about having a "pinched nerve" from moving some furniture.What is she likely referring to as a nerve?

In describing the effects of the endocrine system and nervous system,the best word would be:

Which of the following phenomena would NOT be part of a study in behavioral genetics?

The brain stem consists of:

Alcohol is a depressant,not a stimulant.Although alcohol may make people feel outgoing,it inhibits the nervous system by effectively increasing the binding of:

The neural impulse,or _____,is a brief electrical charge that travels down an axon.

The Human Genome Project has made the surprising discovery that:

Regarding the role they play in behavior,neurotransmitters:

The amygdala plays an important role in _,whereas the hippocampus plays an important role in _.

The brain and the spinal cord make up the _____ nervous system.

What are the branchlike appendages that detect chemical signals from neighboring neurons?

Adoption studies are an important tool of behavioral genetics because they:

Typically,it takes about a 100 mV depolarization change to produce an action potential.Which of the following should result in an action potential?

Why are the nodes of Ranvier important structures for neural firing?

In the brain of someone who suffers from Parkinson's disease,what is happening to the neurons involved with dopamine activity?

Which of the following statements is the best explanation for synesthesia?

What is the state of the electrical charge when a neuron is said to be at resting potential?

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Research Methodology

Sensation and Perception

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Exam 3: Biology and Behavior

Axons:

With respect to their relative functions,the endocrine and nervous systems:

Which of the following is the name for the mutation in which moths become a darker color as an adaptation to pollution?

Thara's roommate has been complaining about having a "pinched nerve" from moving some furniture.What is she likely referring to as a nerve?

In describing the effects of the endocrine system and nervous system,the best word would be:

Which of the following phenomena would NOT be part of a study in behavioral genetics?

The brain stem consists of:

Alcohol is a depressant,not a stimulant.Although alcohol may make people feel outgoing,it inhibits the nervous system by effectively increasing the binding of:

The neural impulse,or _____,is a brief electrical charge that travels down an axon.

The Human Genome Project has made the surprising discovery that:

Regarding the role they play in behavior,neurotransmitters:

The amygdala plays an important role in _____,whereas the hippocampus plays an important role in _____.

The brain and the spinal cord make up the _____ nervous system.

What are the branchlike appendages that detect chemical signals from neighboring neurons?

Adoption studies are an important tool of behavioral genetics because they:

Typically,it takes about a 100 mV depolarization change to produce an action potential.Which of the following should result in an action potential?

Why are the nodes of Ranvier important structures for neural firing?

In the brain of someone who suffers from Parkinson's disease,what is happening to the neurons involved with dopamine activity?

Which of the following statements is the best explanation for synesthesia?

What is the state of the electrical charge when a neuron is said to be at resting potential?

The Science of Psychology

Research Methodology

Sensation and Perception

Consciousness

Learning

Attention and Memory

Thinking and Intelligence

Human Development

Emotion and Motivation

Health and Well-Being

Social Psychology

Personality

Psychological Disorders

Treatment of Psychological Disorders

Filters

The amygdala plays an important role in _,whereas the hippocampus plays an important role in _.