Question 1

Which of the following are considered to be small-molecule neurotransmitters?

Accepted Answer

A)  neuropeptide transmitters 
B)  monoamine neurotransmitters 
C)  amino acid neurotransmitters 
D)  both A and B 
E)  both B and C 
A)  neuropeptide transmitters 
B)  monoamine neurotransmitters 
C)  amino acid neurotransmitters 
D)  both A and B 
E)  both B and C

Question 2

Opiates play a role in

Accepted Answer

A)  analgesia. 
B)  pleasure. 
C)  retrograde transport. 
D)  both A and B 
E)  both B and C 
A)  analgesia. 
B)  pleasure. 
C)  retrograde transport. 
D)  both A and B 
E)  both B and C

Question 3

Which drug was extracted from the belladonna plant and used by the ancient Greeks for cosmetic purposes?

Accepted Answer

A)  opium 
B)  diazepam 
C)  d-tubocurare 
D)  atropine 
E)  endorphin 
A)  opium 
B)  diazepam 
C)  d-tubocurare 
D)  atropine 
E)  endorphin

Question 4

Glial cells have been shown to

Accepted Answer

A)  release chemical transmitters. 
B)  contain receptors for neurotransmitters. 
C)  conduct signals. 
D)  influence synaptic transmission. 
E)  all of the above 
A)  release chemical transmitters. 
B)  contain receptors for neurotransmitters. 
C)  conduct signals. 
D)  influence synaptic transmission. 
E)  all of the above

Question 5

The receptors of the neuromuscular junction are

Accepted Answer

A)  cholinergic. 
B)  nicotinic. 
C)  muscarinic. 
D)  both A and B 
E)  both A and C 
A)  cholinergic. 
B)  nicotinic. 
C)  muscarinic. 
D)  both A and B 
E)  both A and C

Question 6

Adrenergic neurons release

Accepted Answer

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

Question 7

Na+ ions are continuously forced into neurons by

Accepted Answer

A)  their high internal concentration. 
B)  their high external concentration. 
C)  the negative resting potential. 
D)  both B and C 
E)  none of the above 
A)  their high internal concentration. 
B)  their high external concentration. 
C)  the negative resting potential. 
D)  both B and C 
E)  none of the above

Question 8

All __________ neurotransmitters are synthesized from tyrosine.

Accepted Answer

The answer of All __________ neurotransmitters are synthesized from tyrosine....

Question 9

Some of the morphine-like substances that occur naturally in the brain are

Accepted Answer

A)  endorphins. 
B)  autoreceptors. 
C)  exogenous. 
D)  benzodiazepines. 
E)  false transmitters. 
A)  endorphins. 
B)  autoreceptors. 
C)  exogenous. 
D)  benzodiazepines. 
E)  false transmitters.

Question 10

The abbreviation 5-HT stands for

Accepted Answer

A)  serotonin. 
B)  dopamine. 
C)  acetylcholine. 
D)  both A and B 
E)  none of the above 
A)  serotonin. 
B)  dopamine. 
C)  acetylcholine. 
D)  both A and B 
E)  none of the above

Question 11

Which of the following is a nicotinic antagonist?

Accepted Answer

A)  Botox 
B)  curare 
C)  atropine 
D)  all of the above 
E)  both A and B 
A)  Botox 
B)  curare 
C)  atropine 
D)  all of the above 
E)  both A and B

Question 12

The conduction of an action potential along any axon is mediated by the action of

Accepted Answer

A)  nodes of Ranvier. 
B)  voltage-activated ion channels. 
C)  ligand-activated ion channels. 
D)  myelin. 
E)  EPSPs. 
A)  nodes of Ranvier. 
B)  voltage-activated ion channels. 
C)  ligand-activated ion channels. 
D)  myelin. 
E)  EPSPs.

Question 13

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

Question 14

Which of the following is currently thought to be a valid general principle of synaptic transmission?

Accepted Answer

A)  Each neuron releases only one neurotransmitter. 
B)  Each neurotransmitter acts on only one receptor subtype. 
C)  All receptors are in postsynaptic membranes. 
D)  All neurotransmitters are released into the synaptic cleft. 
E)  none of the above 
A)  Each neuron releases only one neurotransmitter. 
B)  Each neurotransmitter acts on only one receptor subtype. 
C)  All receptors are in postsynaptic membranes. 
D)  All neurotransmitters are released into the synaptic cleft. 
E)  none of the above

Question 15

Autoreceptors are commonly found in

Accepted Answer

A)  somas. 
B)  postsynaptic membranes. 
C)  presynaptic membranes. 
D)  synaptic vesicles. 
E)  ribosomes. 
A)  somas. 
B)  postsynaptic membranes. 
C)  presynaptic membranes. 
D)  synaptic vesicles. 
E)  ribosomes.

Question 16

Conduction of APs from the axon into the cell body and dendrites of a multipolar neuron is

Accepted Answer

A)  extremely rare. 
B)  antidromic. 
C)  orthodromic. 
D)  both A and B 
E)  both A and C 
A)  extremely rare. 
B)  antidromic. 
C)  orthodromic. 
D)  both A and B 
E)  both A and C

Question 17

Metabotropic receptors are linked to

Accepted Answer

A)  ligand-activated ion channels. 
B)  signal proteins and G proteins. 
C)  ionotropic receptors. 
D)  vesicles. 
E)  receptor subtypes. 
A)  ligand-activated ion channels. 
B)  signal proteins and G proteins. 
C)  ionotropic receptors. 
D)  vesicles. 
E)  receptor subtypes.

Question 18

In large myelinated human motor neurons, impulses travel at about

Accepted Answer

A)  the speed of light. 
B)  186,000 miles per second. 
C)  1 meter per second. 
D)  60 meters per second. 
E)  100 meters per second. 
A)  the speed of light. 
B)  186,000 miles per second. 
C)  1 meter per second. 
D)  60 meters per second. 
E)  100 meters per second.

Question 19

Monoamines are divided into two groups:

Accepted Answer

A)  amino acids and peptides. 
B)  peptides and proteins. 
C)  catecholamines and indolamines. 
D)  peptides and polypeptides. 
E)  catecholamines and dopamine. 
A)  amino acids and peptides. 
B)  peptides and proteins. 
C)  catecholamines and indolamines. 
D)  peptides and polypeptides. 
E)  catecholamines and dopamine.

Question 20

There are three kinds of spatial summation and

Accepted Answer

A)  one kind of temporal summation. 
B)  two kinds of temporal summation. 
C)  three kinds of temporal summation. 
D)  four kinds of temporal summation. 
E)  no such thing as temporal summation. 
A)  one kind of temporal summation. 
B)  two kinds of temporal summation. 
C)  three kinds of temporal summation. 
D)  four kinds of temporal summation. 
E)  no such thing as temporal summation.

Which of the following are considered to be small-molecule neurotransmitters?

Opiates play a role in

Which drug was extracted from the belladonna plant and used by the ancient Greeks for cosmetic purposes?

Glial cells have been shown to

The receptors of the neuromuscular junction are

Adrenergic neurons release

Na+ ions are continuously forced into neurons by

All __________ neurotransmitters are synthesized from tyrosine.

Some of the morphine-like substances that occur naturally in the brain are

The abbreviation 5-HT stands for

Which of the following is a nicotinic antagonist?

The conduction of an action potential along any axon is mediated by the action of

Which of the following is not an amino acid neurotransmitter?

Which of the following is currently thought to be a valid general principle of synaptic transmission?

Autoreceptors are commonly found in

Conduction of APs from the axon into the cell body and dendrites of a multipolar neuron is

Metabotropic receptors are linked to

In large myelinated human motor neurons, impulses travel at about

Monoamines are divided into two groups:

There are three kinds of spatial summation and

Biopsychology as a Neuroscience: What is Biopsychology, Anyway?

Evolution, Genetics, and Experience: Thinking About the Biology of Behavior

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 Brain’s 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 are considered to be small-molecule neurotransmitters?

Opiates play a role in

Which drug was extracted from the belladonna plant and used by the ancient Greeks for cosmetic purposes?

Glial cells have been shown to

The receptors of the neuromuscular junction are

Adrenergic neurons release

Na+ ions are continuously forced into neurons by

All __________ neurotransmitters are synthesized from tyrosine.

Some of the morphine-like substances that occur naturally in the brain are

The abbreviation 5-HT stands for

Which of the following is a nicotinic antagonist?

The conduction of an action potential along any axon is mediated by the action of

Which of the following is not an amino acid neurotransmitter?

Which of the following is currently thought to be a valid general principle of synaptic transmission?

Autoreceptors are commonly found in

Conduction of APs from the axon into the cell body and dendrites of a multipolar neuron is

Metabotropic receptors are linked to

In large myelinated human motor neurons, impulses travel at about

Monoamines are divided into two groups:

There are three kinds of spatial summation and

Biopsychology as a Neuroscience: What is Biopsychology, Anyway?

Evolution, Genetics, and Experience: Thinking About the Biology of Behavior

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 Brain’s Reward Circuits

Lateralization, Language, and the Split Brain

Biopsychology of Emotion, Stress, and Health

Biopsychology of Psychiatric Disorders

Filters