Question 1

Which of the following is NOT an amino acid neurotransmitter?

Accepted Answer

A)  aspartate 
B)  glutamate 
C)  glycine 
D)  indolamine 
E)  GABA 
A)  aspartate 
B)  glutamate 
C)  glycine 
D)  indolamine 
E)  GABA D

Question 2

Which of the following is a cholinergic antagonist?

Accepted Answer

A)  curare 
B)  Valium 
C)  THC 
D)  all of the above 
E)  both B and C 
A)  curare 
B)  Valium 
C)  THC 
D)  all of the above 
E)  both B and C A

Question 3

Metabotropic receptors are associated with signal proteins in the cell membrane of the postsynaptic neuron and with __________ that are attached to the signal protein inside the neuron.

Accepted Answer

G proteins

Question 4

How are the membrane potentials of neurons recorded? Explain the ionic mechanisms thought to be responsible for the resting potential.

Accepted Answer

25% for explaining how membran

Question 5

Botox is

Accepted Answer

A)  a deadly poison. 
B)  used to reduce tremors. 
C)  a nicotinic antagonist. 
D)  all of the above 
E)  none of the above 
A)  a deadly poison. 
B)  used to reduce tremors. 
C)  a nicotinic antagonist. 
D)  all of the above 
E)  none of the above

Question 6

APs are said to be all-or-none: This means that all APs

Accepted Answer

A)  are the same. 
B)  in a particular neuron are the same. 
C)  quickly or not at all. 
D)  all of the above 
E)  both A and C 
A)  are the same. 
B)  in a particular neuron are the same. 
C)  quickly or not at all. 
D)  all of the above 
E)  both A and C

Question 7

Neuropeptides are transported in vesicles from the cell body to the buttons at a speed of about

Accepted Answer

A)  100 meters per minute. 
B)  40 centimeters per day. 
C)  60 meters per second. 
D)  40 meters per minute. 
E)  20 meters per second. 
A)  100 meters per minute. 
B)  40 centimeters per day. 
C)  60 meters per second. 
D)  40 meters per minute. 
E)  20 meters per second.

Question 8

After a neuron fires,the resting potential is re-established by the

Accepted Answer

A)  sodium-potassium pump. 
B)  random movement of ions. 
C)  refractory period. 
D)  electrostatic gradient. 
E)  EPSPs. 
A)  sodium-potassium pump. 
B)  random movement of ions. 
C)  refractory period. 
D)  electrostatic gradient. 
E)  EPSPs.

Question 9

The conventional account of neural activity presented in your textbook is based to a large degree on the __________ model.

Accepted Answer

The answer of The conventional account of neural activity presented...

Question 10

Conduction in myelinated axons is referred to as __________ conduction.

Accepted Answer

The answer of Conduction in myelinated axons is referred to...

Question 11

Peptide neurotransmitters are

Accepted Answer

A)  synthesized in the cell body. 
B)  amino acid chains. 
C)  large-molecule neurotransmitters. 
D)  all of the above 
E)  both B and C 
A)  synthesized in the cell body. 
B)  amino acid chains. 
C)  large-molecule neurotransmitters. 
D)  all of the above 
E)  both B and C

Question 12

The process of neurotransmitter release is referred to as

Accepted Answer

A)  excitation. 
B)  exocytosis. 
C)  synthesis. 
D)  metabolism. 
E)  expulsion. 
A)  excitation. 
B)  exocytosis. 
C)  synthesis. 
D)  metabolism. 
E)  expulsion.

Question 13

The wave of absolute refractoriness that follows an action potential

Accepted Answer

A)  keeps the action potential from spreading actively back along an axon towards the cell body. 
B)  increases the firing rate. 
C)  increases the speed of axonal transmission. 
D)  produces a second, negative action potential. 
E)  produces saltatory conduction. 
A)  keeps the action potential from spreading actively back along an axon towards the cell body. 
B)  increases the firing rate. 
C)  increases the speed of axonal transmission. 
D)  produces a second, negative action potential. 
E)  produces saltatory conduction.

Question 14

Neurons recycle

Accepted Answer

A)  neurotransmitter molecules that have been drawn back into the terminal buttons after being released. 
B)  the breakdown products of neurotransmitter molecules that have been degraded in the synapse by enzymes. 
C)  vesicles that have been integrated into the button membrane during exocytosis. 
D)  all of the above 
E)  none of the above 
A)  neurotransmitter molecules that have been drawn back into the terminal buttons after being released. 
B)  the breakdown products of neurotransmitter molecules that have been degraded in the synapse by enzymes. 
C)  vesicles that have been integrated into the button membrane during exocytosis. 
D)  all of the above 
E)  none of the above

Question 15

Drugs that bind to a neurotransmitter's autoreceptors without activating them are usually

Accepted Answer

A)  agonists. 
B)  antagonists. 
C)  enzymes. 
D)  endorphins. 
E)  amino acids. 
A)  agonists. 
B)  antagonists. 
C)  enzymes. 
D)  endorphins. 
E)  amino acids.

Question 16

Neurons do not normally fire more than 1,000 times per second because

Accepted Answer

A)  the absolute refractory period is typically about 1 millisecond. 
B)  the relative refractory period is typically about 1 millisecond. 
C)  the total refractory period is typically about 1 millisecond. 
D)  the sodium-potassium pump cannot repolarize the cell in less than 1 millisecond. 
E)  higher rates over excite the neuron. 
A)  the absolute refractory period is typically about 1 millisecond. 
B)  the relative refractory period is typically about 1 millisecond. 
C)  the total refractory period is typically about 1 millisecond. 
D)  the sodium-potassium pump cannot repolarize the cell in less than 1 millisecond. 
E)  higher rates over excite the neuron.

Question 17

Technological developments led to the discovery of __________ throughout the mammalian brain; they seem to link the activities of inhibitory interneurons of the same type.

Accepted Answer

A)  neuropeptides 
B)  gap junctions 
C)  multipolar neurons 
D)  chemical synapses 
E)  G-proteins 
A)  neuropeptides 
B)  gap junctions 
C)  multipolar neurons 
D)  chemical synapses 
E)  G-proteins

Question 18

Another word for "integration" is

Accepted Answer

A)  "firing." 
B)  "all-or-none." 
C)  "summation." 
D)  "release." 
E)  "activation." 
A)  "firing." 
B)  "all-or-none." 
C)  "summation." 
D)  "release." 
E)  "activation."

Question 19

Action potentials can be conducted

Accepted Answer

A)  actively. 
B)  passively. 
C)  orthodromically. 
D)  antidromically. 
E)  all of the above 
A)  actively. 
B)  passively. 
C)  orthodromically. 
D)  antidromically. 
E)  all of the above

Question 20

Actions potentials are generated on the axon initial segment adjacent to the __________.

Accepted Answer

The answer of Actions potentials are generated on the axon...

Which of the following is NOT an amino acid neurotransmitter?

Which of the following is a cholinergic antagonist?

Metabotropic receptors are associated with signal proteins in the cell membrane of the postsynaptic neuron and with __________ that are attached to the signal protein inside the neuron.

How are the membrane potentials of neurons recorded? Explain the ionic mechanisms thought to be responsible for the resting potential.

Botox is

APs are said to be all-or-none: This means that all APs

Neuropeptides are transported in vesicles from the cell body to the buttons at a speed of about

After a neuron fires,the resting potential is re-established by the

The conventional account of neural activity presented in your textbook is based to a large degree on the __________ model.

Conduction in myelinated axons is referred to as __________ conduction.

Peptide neurotransmitters are

The process of neurotransmitter release is referred to as

The wave of absolute refractoriness that follows an action potential

Neurons recycle

Drugs that bind to a neurotransmitter's autoreceptors without activating them are usually

Neurons do not normally fire more than 1,000 times per second because

Technological developments led to the discovery of __________ throughout the mammalian brain; they seem to link the activities of inhibitory interneurons of the same type.

Another word for "integration" is

Action potentials can be conducted

Actions potentials are generated on the axon initial segment adjacent to the __________.

Biopsychology As a Neuroscience

Evolution, Genetics, and Experience

The Anatomy of the Nervous System

The Research Methods of Biopsychology

The Visual System

Mechanisms of Perception

The Sensorimotor System

Development of the Nervous System

Brain Damage and Neuroplasticity

Learning, Memory, and Amnesia

Hunger, eating, and Health

Hormones and Sex

Sleep, Dreaming, and Circadian Rhythms

Drug Addiction and the Brains Reward Circuits

Lateralization, language, and the Split Brain

Biopsychology of Emotion, stress, and Health

Biopsychology of Psychiatric Disorders

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Exam 4: Neural Conduction and Synaptic Transmission

Which of the following is NOT an amino acid neurotransmitter?

Which of the following is a cholinergic antagonist?

Metabotropic receptors are associated with signal proteins in the cell membrane of the postsynaptic neuron and with __________ that are attached to the signal protein inside the neuron.

How are the membrane potentials of neurons recorded? Explain the ionic mechanisms thought to be responsible for the resting potential.

Botox is

APs are said to be all-or-none: This means that all APs

Neuropeptides are transported in vesicles from the cell body to the buttons at a speed of about

After a neuron fires,the resting potential is re-established by the

The conventional account of neural activity presented in your textbook is based to a large degree on the __________ model.

Conduction in myelinated axons is referred to as __________ conduction.

Peptide neurotransmitters are

The process of neurotransmitter release is referred to as

The wave of absolute refractoriness that follows an action potential

Neurons recycle

Drugs that bind to a neurotransmitter's autoreceptors without activating them are usually

Neurons do not normally fire more than 1,000 times per second because

Technological developments led to the discovery of __________ throughout the mammalian brain; they seem to link the activities of inhibitory interneurons of the same type.

Another word for "integration" is

Action potentials can be conducted

Actions potentials are generated on the axon initial segment adjacent to the __________.

Biopsychology As a Neuroscience

Evolution, Genetics, and Experience

The Anatomy of the Nervous System

The Research Methods of Biopsychology

The Visual System

Mechanisms of Perception

The Sensorimotor System

Development of the Nervous System

Brain Damage and Neuroplasticity

Learning, Memory, and Amnesia

Hunger, eating, and Health

Hormones and Sex

Sleep, Dreaming, and Circadian Rhythms

Drug Addiction and the Brains Reward Circuits

Lateralization, language, and the Split Brain

Biopsychology of Emotion, stress, and Health

Biopsychology of Psychiatric Disorders

Filters