Question 1

Conduction of action potentials in myelinated axons

Accepted Answer

A)  is faster than in unmyelinated axons. 
B)  is slower than in unmyelinated axons. 
C)  is possible in only an antidromic direction. 
D)  requires more energy than in unmyelinated axons. 
E)  is always inhibitory. 
A)  is faster than in unmyelinated axons. 
B)  is slower than in unmyelinated axons. 
C)  is possible in only an antidromic direction. 
D)  requires more energy than in unmyelinated axons. 
E)  is always inhibitory.

Question 2

Which of the following is not a monoamine?

Accepted Answer

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

Question 3

A change in the resting potential of a postsynaptic dendrite from -70 mV to -72 mV is called

Accepted Answer

A)  an IPSP. 
B)  an EPSP. 
C)  a depolarization. 
D)  both A and C 
E)  both B and C 
A)  an IPSP. 
B)  an EPSP. 
C)  a depolarization. 
D)  both A and C 
E)  both B and C

Question 4

A ligand of acetylcholine is a substance that

Accepted Answer

A)  binds to acetylcholine. 
B)  stimulates acetylcholine's synthesis. 
C)  facilitates acetylcholine's release. 
D)  degrades acetylcholine. 
E)  inhibits acetylcholine. 
A)  binds to acetylcholine. 
B)  stimulates acetylcholine's synthesis. 
C)  facilitates acetylcholine's release. 
D)  degrades acetylcholine. 
E)  inhibits acetylcholine.

Question 5

In comparison to ionotropic receptors, metabotropic receptors

Accepted Answer

A)  are more prevalent. 
B)  produce longer lasting effects. 
C)  produce effects that are more diffuse. 
D)  produce effects that take longer to develop. 
E)  all of the above 
A)  are more prevalent. 
B)  produce longer lasting effects. 
C)  produce effects that are more diffuse. 
D)  produce effects that take longer to develop. 
E)  all of the above

Question 6

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 7

Cocaine and amphetamines in high doses can produce a temporary disorder that is similar to

Accepted Answer

A)  epilepsy. 
B)  schizophrenia. 
C)  Parkinson's disease. 
D)  paralysis. 
E)  Huntington's disease. 
A)  epilepsy. 
B)  schizophrenia. 
C)  Parkinson's disease. 
D)  paralysis. 
E)  Huntington's disease.

Question 8

There are two kinds postsynaptic potentials : EPSPS and __________.

Accepted Answer

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

Question 9

Which of the following are synthesized from tyrosine?

Accepted Answer

A)  monoamines 
B)  indolamines 
C)  catecholamines 
D)  amino acids 
E)  both A and B 
A)  monoamines 
B)  indolamines 
C)  catecholamines 
D)  amino acids 
E)  both A and B

Question 10

Ions pass through the neural membrane via specialized pores called

Accepted Answer

A)  gap junctions. 
B)  PSPs. 
C)  ion channels. 
D)  vesicles. 
E)  connexons. 
A)  gap junctions. 
B)  PSPs. 
C)  ion channels. 
D)  vesicles. 
E)  connexons.

Question 11

Which of the following are membrane potentials?

Accepted Answer

A)  EPSPs 
B)  IPSPs 
C)  APs 
D)  all of the above 
E)  both A and B 
A)  EPSPs 
B)  IPSPs 
C)  APs 
D)  all of the above 
E)  both A and B

Question 12

Serotonin is synthesized from

Accepted Answer

A)  tyrosine. 
B)  L-DOPA. 
C)  tryptophan. 
D)  norepinephrine. 
E)  epinephrine. 
A)  tyrosine. 
B)  L-DOPA. 
C)  tryptophan. 
D)  norepinephrine. 
E)  epinephrine.

Conduction of action potentials in myelinated axons

Which of the following is not a monoamine?

A change in the resting potential of a postsynaptic dendrite from -70 mV to -72 mV is called

A ligand of acetylcholine is a substance that

In comparison to ionotropic receptors, metabotropic receptors

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

Cocaine and amphetamines in high doses can produce a temporary disorder that is similar to

There are two kinds postsynaptic potentials : EPSPS and __________.

Which of the following are synthesized from tyrosine?

Ions pass through the neural membrane via specialized pores called

Which of the following are membrane potentials?

Serotonin is synthesized from

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

Conduction of action potentials in myelinated axons

Which of the following is not a monoamine?

A change in the resting potential of a postsynaptic dendrite from -70 mV to -72 mV is called

A ligand of acetylcholine is a substance that

In comparison to ionotropic receptors, metabotropic receptors

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

Cocaine and amphetamines in high doses can produce a temporary disorder that is similar to

There are two kinds postsynaptic potentials : EPSPS and __________.

Which of the following are synthesized from tyrosine?

Ions pass through the neural membrane via specialized pores called

Which of the following are membrane potentials?

Serotonin is synthesized from

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