Question 1

_____ acts to increase heart rate.

Accepted Answer

A)  Acetylcholine 
B)  Norepinephrine 
C)  Serotonin 
D)  Dopamine 
A)  Acetylcholine 
B)  Norepinephrine 
C)  Serotonin 
D)  Dopamine B

Question 2

A Renshaw loop consists of:

Accepted Answer

A)  an interneuron that inhibits the activity of a motor neuron. 
B)  a sensory neuron that increases the activity of a motor neuron. 
C)  an interneuron that increases the activity of a motor neuron. 
D)  a sensory neuron that increases the activity of an interneuron. 
A)  an interneuron that inhibits the activity of a motor neuron. 
B)  a sensory neuron that increases the activity of a motor neuron. 
C)  an interneuron that increases the activity of a motor neuron. 
D)  a sensory neuron that increases the activity of an interneuron. A

Question 3

The rate by which dopamine,epinephrine,and norepinephrine can be synthesized is controlled by a rate-limiting factor that is linked to the availability of:

Accepted Answer

A)  tryptophan. 
B)  ChAT. 
C)  tyrosine hydroxylase. 
D)  histamine. 
A)  tryptophan. 
B)  ChAT. 
C)  tyrosine hydroxylase. 
D)  histamine. C

Question 4

_____ contain the neurotransmitters.

Accepted Answer

A)  Synaptic vesicles 
B)  Ribosomes 
C)  Axons 
D)  Dendrites 
A)  Synaptic vesicles 
B)  Ribosomes 
C)  Axons 
D)  Dendrites

Question 5

There are more chemical synapses than electrical synapses in the mammalian nervous system because chemical synapses:

Accepted Answer

A)  transmit signals more quickly. 
B)  allow better control of messages passed between neurons. 
C)  send only excitatory signals. 
D)  cannot be modified by learning. 
A)  transmit signals more quickly. 
B)  allow better control of messages passed between neurons. 
C)  send only excitatory signals. 
D)  cannot be modified by learning.

Question 6

Acetylcholine is deactivated through:

Accepted Answer

A)  reuptake. 
B)  diffusion. 
C)  enzymatic degradation. 
D)  glial reuptake. 
A)  reuptake. 
B)  diffusion. 
C)  enzymatic degradation. 
D)  glial reuptake.

Question 7

Nitric oxide (NO)is a gas neurotransmitter that:

Accepted Answer

A)  is stored in synaptic vesicles. 
B)  is synthesized in the soma. 
C)  dilates blood vessels in active brain areas. 
D)  is degraded by digestive enzymes. 
A)  is stored in synaptic vesicles. 
B)  is synthesized in the soma. 
C)  dilates blood vessels in active brain areas. 
D)  is degraded by digestive enzymes.

Question 8

Mania has been related to:

Accepted Answer

A)  acetylcholine. 
B)  dopamine. 
C)  norepinephrine. 
D)  serotonin. 
A)  acetylcholine. 
B)  dopamine. 
C)  norepinephrine. 
D)  serotonin.

Question 9

_____ are(is)assembled in the cell body and transported to the terminal buttons via microtubules.

Accepted Answer

A)  Amines 
B)  Serotonin 
C)  Peptide transmitters 
D)  Amino acid transmitters 
A)  Amines 
B)  Serotonin 
C)  Peptide transmitters 
D)  Amino acid transmitters

Question 10

How is a neurotransmitter removed from the synaptic cleft?

Accepted Answer

A)  diffusion 
B)  enzymatic degradation 
C)  uptake by surrounding glial cells 
D)  All of the answers are correct. 
A)  diffusion 
B)  enzymatic degradation 
C)  uptake by surrounding glial cells 
D)  All of the answers are correct.

Question 11

Acetylcholine is synthesized from acetate and choline by:

Accepted Answer

A)  choline acetyltransferase (ChAT). 
B)  choline acetylbinderase (ChA
B) . 
C)  tyrosine hydroxylase. 
D)  histamine. 
A)  choline acetyltransferase (ChAT). 
B)  choline acetylbinderase (ChA
B) . 
C)  tyrosine hydroxylase. 
D)  histamine.

Question 12

_____ are a class of neurotransmitters that can act as hormones for fertility,childbirth,and lactation.

Accepted Answer

A)  Peptides 
B)  Amines 
C)  Transmitter gases 
D)  None of the answers is correct. 
A)  Peptides 
B)  Amines 
C)  Transmitter gases 
D)  None of the answers is correct.

Question 13

Which of the following would NOT be found at the axon terminal?

Accepted Answer

A)  mitochondria 
B)  cell membrane 
C)  synaptic vesicles 
D)  axon hillock 
A)  mitochondria 
B)  cell membrane 
C)  synaptic vesicles 
D)  axon hillock

Question 14

_____ is a neurotransmitter that is synthesized from tryptophan.

Accepted Answer

A)  Dopamine 
B)  L-dopa 
C)  Glutamate 
D)  Serotonin 
A)  Dopamine 
B)  L-dopa 
C)  Glutamate 
D)  Serotonin

Question 15

What is the predominant inhibitory neurotransmitter in the spinal cord?

Accepted Answer

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

Question 16

Receptors on the presynaptic side that may be influenced by neurotransmitters are called:

Accepted Answer

A)  autoreceptors. 
B)  presynaptic receptors. 
C)  presynaptic terminals. 
D)  All of the answers are correct. 
A)  autoreceptors. 
B)  presynaptic receptors. 
C)  presynaptic terminals. 
D)  All of the answers are correct.

Question 17

Neurotransmitters are identified by which of the following criteria?

Accepted Answer

A)  synthesis 
B)  release 
C)  receptor activation 
D)  synthesis,release,and receptor activation 
A)  synthesis 
B)  release 
C)  receptor activation 
D)  synthesis,release,and receptor activation

Question 18

The neural basis of habituation:

Accepted Answer

A)  involves calcium ion influx decrease. 
B)  involves calcium ion influx increase. 
C)  occurs postsynaptically. 
D)  involves calcium ion influx increase and occurs postsynaptically. 
A)  involves calcium ion influx decrease. 
B)  involves calcium ion influx increase. 
C)  occurs postsynaptically. 
D)  involves calcium ion influx increase and occurs postsynaptically.

Question 19

Which of the following terms is NOT associated with metabotropic receptors?

Accepted Answer

A)  second messengers 
B)  G proteins 
C)  alpha subunits 
D)  All of these terms are associated with metabotropic receptors. 
A)  second messengers 
B)  G proteins 
C)  alpha subunits 
D)  All of these terms are associated with metabotropic receptors.

Question 20

A chemical that has not yet met all the conditions that constitute a neurotransmitter is referred to as a(n):

Accepted Answer

A)  chemical signaler. 
B)  secondary messenger. 
C)  putative neurotransmitter. 
D)  unclassified neurotransmitter. 
A)  chemical signaler. 
B)  secondary messenger. 
C)  putative neurotransmitter. 
D)  unclassified neurotransmitter.

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

_____ acts to increase heart rate.

A Renshaw loop consists of:

The rate by which dopamine,epinephrine,and norepinephrine can be synthesized is controlled by a rate-limiting factor that is linked to the availability of:

_____ contain the neurotransmitters.

There are more chemical synapses than electrical synapses in the mammalian nervous system because chemical synapses:

Acetylcholine is deactivated through:

Nitric oxide (NO)is a gas neurotransmitter that:

Mania has been related to:

_____ are(is)assembled in the cell body and transported to the terminal buttons via microtubules.

How is a neurotransmitter removed from the synaptic cleft?

Acetylcholine is synthesized from acetate and choline by:

_____ are a class of neurotransmitters that can act as hormones for fertility,childbirth,and lactation.

Which of the following would NOT be found at the axon terminal?

_____ is a neurotransmitter that is synthesized from tryptophan.

What is the predominant inhibitory neurotransmitter in the spinal cord?

Receptors on the presynaptic side that may be influenced by neurotransmitters are called:

Neurotransmitters are identified by which of the following criteria?

The neural basis of habituation:

Which of the following terms is NOT associated with metabotropic receptors?

A chemical that has not yet met all the conditions that constitute a neurotransmitter is referred to as a(n):

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?

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