Question 1

Sodium-potassium pumps are

Accepted Answer

A)  integrators. 
B)  refractory. 
C)  transporters. 
D)  excitatory. 
E)  inhibitory. 
A)  integrators. 
B)  refractory. 
C)  transporters. 
D)  excitatory. 
E)  inhibitory.

Question 2

A neuron normally fires when

Accepted Answer

A)  its sodium-potassium pumps are stimulated. 
B)  there is an EPSP. 
C)  there is an IPSP. 
D)  the degree of depolarization on the axon adjacent to the hillock exceeds the threshold of activation. 
E)  its buttons are stimulated. 
A)  its sodium-potassium pumps are stimulated. 
B)  there is an EPSP. 
C)  there is an IPSP. 
D)  the degree of depolarization on the axon adjacent to the hillock exceeds the threshold of activation. 
E)  its buttons are stimulated.

Question 3

The fact that the intensity of stimulation is related to the rate of neural firing is attributable to the

Accepted Answer

A)  absolute refractory period. 
B)  relative refractory period. 
C)  voltage gating in the buttons of the neuron. 
D)  sodium-potassium pump. 
E)  ligand gating in the buttons of the neuron. 
A)  absolute refractory period. 
B)  relative refractory period. 
C)  voltage gating in the buttons of the neuron. 
D)  sodium-potassium pump. 
E)  ligand gating in the buttons of the neuron.

Question 4

There are two kinds postsynaptic potentials : EPSPS and __________.

Accepted Answer

The answer of There are two kinds postsynaptic potentials :...

Question 5

Drugs that bind to a neurotransmitter's receptors on the postsynaptic membrane without activating them are

Accepted Answer

A)  receptor blockers. 
B)  agonists of the neurotransmitter. 
C)  antagonists of the neurotransmitter. 
D)  both A and B 
E)  both A and C 
A)  receptor blockers. 
B)  agonists of the neurotransmitter. 
C)  antagonists of the neurotransmitter. 
D)  both A and B 
E)  both A and C

Question 6

The drug, __________ is a muscarinic antagonist and pupil dilator.

Accepted Answer

The answer of The drug, __________ is a muscarinic antagonist...

Question 7

With respect to neurotransmitters, which of the following is a correct sequence?

Accepted Answer

A)  synthesis, storage, exocytosis, reuptake 
B)  reuptake, synthesis, deactivation, exocytosis 
C)  deactivation, postsynaptic binding, synthesis, storage 
D)  storage, deactivation, synthesis, exocytosis 
E)  exocytosis, postsynaptic binding, synthesis, reuptake 
A)  synthesis, storage, exocytosis, reuptake 
B)  reuptake, synthesis, deactivation, exocytosis 
C)  deactivation, postsynaptic binding, synthesis, storage 
D)  storage, deactivation, synthesis, exocytosis 
E)  exocytosis, postsynaptic binding, synthesis, reuptake

Question 8

Which of the following is synthesized directly from tyrosine?

Accepted Answer

A)  dopamine 
B)  epinephrine 
C)  L-DOPA 
D)  serotonin 
E)  GABA 
A)  dopamine 
B)  epinephrine 
C)  L-DOPA 
D)  serotonin 
E)  GABA

Question 9

How far do most postsynaptic potentials travel before they die out.

Accepted Answer

A)  to the axon hillock 
B)  to the terminal buttons 
C)  no more than a couple of millimeters 
D)  no more than 50 millimeters 
E)  both B and D 
A)  to the axon hillock 
B)  to the terminal buttons 
C)  no more than a couple of millimeters 
D)  no more than 50 millimeters 
E)  both B and D

Question 10

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

Accepted Answer

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

Question 11

Many buttons contain two sizes of vesicles; the larger ones typically contain

Accepted Answer

A)  small-molecule neurotransmitters. 
B)  neuropeptides. 
C)  acetylcholine. 
D)  dopamine. 
E)  glutamate. 
A)  small-molecule neurotransmitters. 
B)  neuropeptides. 
C)  acetylcholine. 
D)  dopamine. 
E)  glutamate.

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

This drug is a muscarinic acetylcholine antagonist; it is an extract of the belladonna plant; and it has pupil-dilating effects:

Accepted Answer

A)  atropine. 
B)  curare. 
C)  morphine. 
D)  opium. 
E)  Librium. 
A)  atropine. 
B)  curare. 
C)  morphine. 
D)  opium. 
E)  Librium.

Question 14

Neurotransmitter molecules are packaged in vesicles by

Accepted Answer

A)  Golgi complexes. 
B)  ribosomes. 
C)  buttons. 
D)  peptides. 
E)  microtubules. 
A)  Golgi complexes. 
B)  ribosomes. 
C)  buttons. 
D)  peptides. 
E)  microtubules.

Question 15

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 16

The finding that antischizophrenic drugs often produce the symptoms of __________ implicated dopamine in the development of schizophrenia.

Accepted Answer

The answer of The finding that antischizophrenic drugs often produce...

Question 17

How are the membrane potentials of neurons recorded? Explain the ionic mechanisms responsible for the resting potential.In your answer, discuss some of the research of Hodgkin and Huxley.

Accepted Answer

25% for explaining how membran

Question 18

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 19

Many neurons contain and release two neurotransmitters.This situation is called

Accepted Answer

A)  covalence. 
B)  ionotropism. 
C)  cohabitation. 
D)  metabotropism. 
E)  coexistence. 
A)  covalence. 
B)  ionotropism. 
C)  cohabitation. 
D)  metabotropism. 
E)  coexistence.

Question 20

Recent technological developments have led to the discovery of __________ throughout the mammalian brain; they seem to be an integral feature of local inhibitory circuits.

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.

Sodium-potassium pumps are

A neuron normally fires when

The fact that the intensity of stimulation is related to the rate of neural firing is attributable to the

There are two kinds postsynaptic potentials : EPSPS and __________.

Drugs that bind to a neurotransmitter's receptors on the postsynaptic membrane without activating them are

The drug, __________ is a muscarinic antagonist and pupil dilator.

With respect to neurotransmitters, which of the following is a correct sequence?

Which of the following is synthesized directly from tyrosine?

How far do most postsynaptic potentials travel before they die out.

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

Many buttons contain two sizes of vesicles; the larger ones typically contain

The process of neurotransmitter release is referred to as

This drug is a muscarinic acetylcholine antagonist; it is an extract of the belladonna plant; and it has pupil-dilating effects:

Neurotransmitter molecules are packaged in vesicles by

Peptide neurotransmitters are

The finding that antischizophrenic drugs often produce the symptoms of __________ implicated dopamine in the development of schizophrenia.

How are the membrane potentials of neurons recorded? Explain the ionic mechanisms responsible for the resting potential.In your answer, discuss some of the research of Hodgkin and Huxley.

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

Many neurons contain and release two neurotransmitters.This situation is called

Recent technological developments have led to the discovery of __________ throughout the mammalian brain; they seem to be an integral feature of local inhibitory circuits.

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

Sodium-potassium pumps are

A neuron normally fires when

The fact that the intensity of stimulation is related to the rate of neural firing is attributable to the

There are two kinds postsynaptic potentials : EPSPS and __________.

Drugs that bind to a neurotransmitter's receptors on the postsynaptic membrane without activating them are

The drug, __________ is a muscarinic antagonist and pupil dilator.

With respect to neurotransmitters, which of the following is a correct sequence?

Which of the following is synthesized directly from tyrosine?

How far do most postsynaptic potentials travel before they die out.

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

Many buttons contain two sizes of vesicles; the larger ones typically contain

The process of neurotransmitter release is referred to as

This drug is a muscarinic acetylcholine antagonist; it is an extract of the belladonna plant; and it has pupil-dilating effects:

Neurotransmitter molecules are packaged in vesicles by

Peptide neurotransmitters are

The finding that antischizophrenic drugs often produce the symptoms of __________ implicated dopamine in the development of schizophrenia.

How are the membrane potentials of neurons recorded? Explain the ionic mechanisms responsible for the resting potential.In your answer, discuss some of the research of Hodgkin and Huxley.

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

Many neurons contain and release two neurotransmitters.This situation is called

Recent technological developments have led to the discovery of __________ throughout the mammalian brain; they seem to be an integral feature of local inhibitory circuits.

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