Question 1

Which of the following is NOT one of the activating systems in the CNS?

Accepted Answer

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

Question 2

A synaptic cleft is the space between:

Accepted Answer

A)  a synaptic vesicle and an axon terminal. 
B)  a dendrite and an ion channel. 
C)  an ion channel and an axon terminal. 
D)  an axon terminal and a dendrite. 
A)  a synaptic vesicle and an axon terminal. 
B)  a dendrite and an ion channel. 
C)  an ion channel and an axon terminal. 
D)  an axon terminal and a dendrite.

Question 3

_____ can also act as neurotransmitters.

Accepted Answer

A)  Synapses 
B)  Mitochondria 
C)  Hormones 
D)  None of the answers is correct. 
A)  Synapses 
B)  Mitochondria 
C)  Hormones 
D)  None of the answers is correct.

Question 4

_____ activates the sympathetic nervous system,whereas _____ activates the parasympathetic nervous system.

Accepted Answer

A)  Norepinephrine;epinephrine 
B)  Norepinephrine;acetylcholine 
C)  Acetylcholine;norepinephrine 
D)  Epinephrine;norepinephrine 
A)  Norepinephrine;epinephrine 
B)  Norepinephrine;acetylcholine 
C)  Acetylcholine;norepinephrine 
D)  Epinephrine;norepinephrine

Question 5

Acetylcholine has been related to:

Accepted Answer

A)  depression. 
B)  schizophrenia. 
C)  Alzheimer disease. 
D)  mania. 
A)  depression. 
B)  schizophrenia. 
C)  Alzheimer disease. 
D)  mania.

Question 6

Which of the following statements is NOT correct?

Accepted Answer

A)  Dendritic spines mediate learning that lasts,including habituation and sensitization 
B)  Dendritic spines are designed to act only in unison. 
C)  Dendritic spines may appear or disappear on a dendrite in a matter of seconds. 
D)  Dendritic spines,when forming a synapse,can change in size and shape and can even divide. 
A)  Dendritic spines mediate learning that lasts,including habituation and sensitization 
B)  Dendritic spines are designed to act only in unison. 
C)  Dendritic spines may appear or disappear on a dendrite in a matter of seconds. 
D)  Dendritic spines,when forming a synapse,can change in size and shape and can even divide.

Question 7

Serotonin has been related to:

Accepted Answer

A)  depression. 
B)  schizophrenia. 
C)  Alzheimer disease. 
D)  mania. 
A)  depression. 
B)  schizophrenia. 
C)  Alzheimer disease. 
D)  mania.

Question 8

When a neurotransmitter diffuses across the synaptic cleft and binds to a transmitter-activated receptor,which of the following may occur in the postsynaptic cell?

Accepted Answer

A)  membrane depolarization 
B)  membrane hyperpolarization 
C)  initiation of chemical reactions 
D)  All of the answers are correct. 
A)  membrane depolarization 
B)  membrane hyperpolarization 
C)  initiation of chemical reactions 
D)  All of the answers are correct.

Question 9

Which two neurotransmitters are synthesized from the same precursor molecule?

Accepted Answer

A)  glycine and dopamine 
B)  glutamate and GABA 
C)  histamine and serotonin 
D)  acetylcholine and glycine 
A)  glycine and dopamine 
B)  glutamate and GABA 
C)  histamine and serotonin 
D)  acetylcholine and glycine

Question 10

Which of the following is NOT an amino acid neurotransmitter?

Accepted Answer

A)  dopamine 
B)  glutamate 
C)  glycine 
D)  GABA 
A)  dopamine 
B)  glutamate 
C)  glycine 
D)  GABA

Question 11

_____ contribute to chemical neurotransmission by supplying the building blocks for neurotransmitters or by cleaning up excess neurotransmitters.

Accepted Answer

A)  Glial cells 
B)  Dendrites 
C)  Receptors 
D)  Neurons 
A)  Glial cells 
B)  Dendrites 
C)  Receptors 
D)  Neurons

Question 12

_____ synapses are terminals that have no specific target.

Accepted Answer

A)  Axoextracellular 
B)  Axosomatic 
C)  Axodendritic 
D)  Axosynaptic 
A)  Axoextracellular 
B)  Axosomatic 
C)  Axodendritic 
D)  Axosynaptic

Question 13

Dopamine binds to _____ receptors.

Accepted Answer

A)  ionotropic 
B)  metabotropic 
C)  both ionotropic and metabotropic 
D)  None of the answers is correct. 
A)  ionotropic 
B)  metabotropic 
C)  both ionotropic and metabotropic 
D)  None of the answers is correct.

Question 14

_____ synapses send signals from an axon to a cell body.

Accepted Answer

A)  Axoextracellular 
B)  Axosomatic 
C)  Axodendritic 
D)  Axosynaptic 
A)  Axoextracellular 
B)  Axosomatic 
C)  Axodendritic 
D)  Axosynaptic

Question 15

_____ is a neurotransmitter that slows down heart rate,whereas _____ speeds it up.

Accepted Answer

A)  Acetylcholine;norepinephrine 
B)  Epinephrine;norepinephrine 
C)  Norepinephrine;acetylcholine 
D)  Epinephrine;acetylcholine 
A)  Acetylcholine;norepinephrine 
B)  Epinephrine;norepinephrine 
C)  Norepinephrine;acetylcholine 
D)  Epinephrine;acetylcholine

Question 16

Posttraumatic stress disorder (PTSD)has been linked with:

Accepted Answer

A)  an increased response to stimuli. 
B)  a decreased response to stimuli. 
C)  a decrease in acetylcholine. 
D)  a decreased response to stimuli and a decrease in acetylcholine. 
A)  an increased response to stimuli. 
B)  a decreased response to stimuli. 
C)  a decrease in acetylcholine. 
D)  a decreased response to stimuli and a decrease in acetylcholine.

Question 17

Dopamine may be related to:

Accepted Answer

A)  depression. 
B)  schizophrenia. 
C)  Alzheimer disease. 
D)  mania. 
A)  depression. 
B)  schizophrenia. 
C)  Alzheimer disease. 
D)  mania.

Question 18

Ionotropic receptors:

Accepted Answer

A)  change in shape when neurotransmitters bind to them. 
B)  have no openings for ion diffusion. 
C)  activate second messenger systems. 
D)  are more metabolically expensive than metabotropic receptors. 
A)  change in shape when neurotransmitters bind to them. 
B)  have no openings for ion diffusion. 
C)  activate second messenger systems. 
D)  are more metabolically expensive than metabotropic receptors.

Question 19

_____ store several vesicles containing neurotransmitters.

Accepted Answer

A)  Storage granules 
B)  Synaptic vesicles 
C)  Transporter proteins 
D)  Golgi bodies 
A)  Storage granules 
B)  Synaptic vesicles 
C)  Transporter proteins 
D)  Golgi bodies

Question 20

Gap junctions are:

Accepted Answer

A)  axoaxonic synapses. 
B)  dendodendritic synapses. 
C)  somasomatic synapses. 
D)  All of the answers are correct. 
A)  axoaxonic synapses. 
B)  dendodendritic synapses. 
C)  somasomatic synapses. 
D)  All of the answers are correct.

Exam 5:How Do Neurons Communicate and Adapt? Part A

Which of the following is NOT one of the activating systems in the CNS?

A synaptic cleft is the space between:

_____ can also act as neurotransmitters.

_____ activates the sympathetic nervous system,whereas _____ activates the parasympathetic nervous system.

Acetylcholine has been related to:

Which of the following statements is NOT correct?

Serotonin has been related to:

When a neurotransmitter diffuses across the synaptic cleft and binds to a transmitter-activated receptor,which of the following may occur in the postsynaptic cell?

Which two neurotransmitters are synthesized from the same precursor molecule?

Which of the following is NOT an amino acid neurotransmitter?

_____ contribute to chemical neurotransmission by supplying the building blocks for neurotransmitters or by cleaning up excess neurotransmitters.

_____ synapses are terminals that have no specific target.

Dopamine binds to _____ receptors.

_____ synapses send signals from an axon to a cell body.

_____ is a neurotransmitter that slows down heart rate,whereas _____ speeds it up.

Posttraumatic stress disorder (PTSD)has been linked with:

Dopamine may be related to:

Ionotropic receptors:

_____ store several vesicles containing neurotransmitters.

Gap junctions are:

What Are the Origins of Brain and Behavior? Part A

What Are the Origins of Brain and Behavior? Part B

What Is the Nervous System's Functional Anatomy? Part A

What Is the Nervous System's Functional Anatomy? Part B

What Is the Nervous System's Functional Anatomy? Part C

What Are the Nervous System's Functional Units? Part A

What Are the Nervous System's Functional Units? Part B

What Are the Nervous System's Functional Units? Part C

How Do Neurons Use Electrical Signals to Transmit Information? Part A

How Do Neurons Use Electrical Signals to Transmit Information? Part B

How Do Neurons Communicate and Adapt? Part B

How Do Neurons Communicate and Adapt? Part C

How Do Drugs and Hormones Influence the Brain and Behavior? Part A

How Do Drugs and Hormones Influence the Brain and Behavior? Part B

How Do We Study the Brain's Structures and Functions? Part A

How Do We Study the Brain's Structures and Functions? Part B

How Does the Nervous System Develop and Adapt? Part A

How Does the Nervous System Develop and Adapt? Part B

How Does the Nervous System Develop and Adapt? Part C

How Do We Sense, Perceive, and See the World? Part A

How Do We Sense, Perceive, and See the World? Part B

How Do We Sense, Perceive, and See the World? Part C

How Do We Hear, Speak, and Make Music? Part A

How Do We Hear, Speak, and Make Music? Part B

How Do We Hear, Speak, and Make Music? Part C

How Does the Nervous System Respond to Stimulation and Produce Movement? Part A

How Does the Nervous System Respond to Stimulation and Produce Movement? Part B

How Does the Nervous System Respond to Stimulation and Produce Movement? Part C

What Causes Emotional and Motivated Behavior? Part A

What Causes Emotional and Motivated Behavior? Part B

Why Do We Sleep and Dream? Part A

Why Do We Sleep and Dream? Part B

Why Do We Sleep and Dream? Part C

How Do We Learn and Remember? Part A

How Do We Learn and Remember? Part B

How Do We Learn and Remember? Part C

How Does the Brain Think? Part A

How Does the Brain Think? Part B

What Happens When the Brain Misbehaves?

Filters

_ activates the sympathetic nervous system,whereas _ activates the parasympathetic nervous system.

_ is a neurotransmitter that slows down heart rate,whereas _ speeds it up.