Question 1

IPSP is to EPSP as

Accepted Answer

A)  graded is to nongraded. 
B)  excitatory is to inhibitory. 
C)  cable properties are to noncable properties. 
D)  presynaptic is to postsynaptic. 
E)  hyperpolarization is to depolarization. 
A)  graded is to nongraded. 
B)  excitatory is to inhibitory. 
C)  cable properties are to noncable properties. 
D)  presynaptic is to postsynaptic. 
E)  hyperpolarization is to depolarization.

Question 2

The transmission of postsynaptic potentials is

Accepted Answer

A)  active. 
B)  decremental. 
C)  extremely rapid. 
D)  all of the above 
E)  both B and C 
A)  active. 
B)  decremental. 
C)  extremely rapid. 
D)  all of the above 
E)  both B and C

Question 3

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.

Question 4

Action potentials originate at the

Accepted Answer

A)  terminal buttons. 
B)  synapses. 
C)  axon initial segment, adjacent to the axon hillock. 
D)  nodes of Ranvier. 
E)  nucleus. 
A)  terminal buttons. 
B)  synapses. 
C)  axon initial segment, adjacent to the axon hillock. 
D)  nodes of Ranvier. 
E)  nucleus.

Question 5

Acetylcholine is

Accepted Answer

A)  a large-molecule neurotransmitter. 
B)  synthesized by adding an acetyl group to a choline molecule. 
C)  an indolamine. 
D)  all of the above 
E)  both B and C 
A)  a large-molecule neurotransmitter. 
B)  synthesized by adding an acetyl group to a choline molecule. 
C)  an indolamine. 
D)  all of the above 
E)  both B and C

Question 6

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 7

Outside the membranes of resting neurons,there are many more

Accepted Answer

A)  inhibitory neurotransmitters. 
B)  neurotransmitters. 
C)  Na⁺ ions. 
D)  K⁺ ions. 
E)  nuclei. 
A)  inhibitory neurotransmitters. 
B)  neurotransmitters. 
C)  Na⁺ ions. 
D)  K⁺ ions. 
E)  nuclei.

Question 8

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 9

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 10

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 11

About how many neuropeptides are currently classified by most experts as neurotransmitters?

Accepted Answer

A)  2 
B)  4 
C)  9 
D)  just over 100 
E)  almost 3,000 
A)  2 
B)  4 
C)  9 
D)  just over 100 
E)  almost 3,000

Question 12

Describe the integration (summation)of postsynaptic potentials.Draw graphs illustrating the five basic types of summation.Discuss how these types of summation interact in a normal functioning neuron.

Accepted Answer

25% for describing the five ty

Question 13

Atropine is

Accepted Answer

A)  an extract of opium. 
B)  a cholinergic agonist. 
C)  a muscarinic antagonist. 
D)  a pupil constrictor. 
E)  a catecholamine. 
A)  an extract of opium. 
B)  a cholinergic agonist. 
C)  a muscarinic antagonist. 
D)  a pupil constrictor. 
E)  a catecholamine.

Question 14

In comparison to metabotropic receptors,ionotropic receptors produce effects that

Accepted Answer

A)  are less diffuse. 
B)  develop more rapidly. 
C)  are more enduring. 
D)  all of the above 
E)  both A and B 
A)  are less diffuse. 
B)  develop more rapidly. 
C)  are more enduring. 
D)  all of the above 
E)  both A and B

Question 15

All __________ neurotransmitters are synthesized from tyrosine.

Accepted Answer

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

Question 16

With respect to size,neuropeptides are the __________ neurotransmitters.

Accepted Answer

The answer of With respect to size,neuropeptides are the __________...

Question 17

EPSPs are conducted passively,rapidly,and __________.

Accepted Answer

The answer of EPSPs are conducted passively,rapidly,and __________....

Question 18

Axodendritic synapses

Accepted Answer

A)  are rare. 
B)  often terminate on the axon hillock. 
C)  always terminate on dendrites. 
D)  sometimes terminate on cell bodies. 
E)  A and C 
A)  are rare. 
B)  often terminate on the axon hillock. 
C)  always terminate on dendrites. 
D)  sometimes terminate on cell bodies. 
E)  A and C

Question 19

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 20

Prevalent in the cytoplasm of most terminal buttons are

Accepted Answer

A)  nuclei. 
B)  mitochondria. 
C)  synaptic vesicles. 
D)  all of the above 
E)  both B and C 
A)  nuclei. 
B)  mitochondria. 
C)  synaptic vesicles. 
D)  all of the above 
E)  both B and C

IPSP is to EPSP as

The transmission of postsynaptic potentials is

There are three kinds of spatial summation and

Action potentials originate at the

Acetylcholine is

Autoreceptors are commonly found in

Outside the membranes of resting neurons,there are many more

Ions pass through the neural membrane via specialized pores called

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

Which of the following are synthesized from tyrosine?

About how many neuropeptides are currently classified by most experts as neurotransmitters?

Describe the integration (summation)of postsynaptic potentials.Draw graphs illustrating the five basic types of summation.Discuss how these types of summation interact in a normal functioning neuron.

Atropine is

In comparison to metabotropic receptors,ionotropic receptors produce effects that

All __________ neurotransmitters are synthesized from tyrosine.

With respect to size,neuropeptides are the __________ neurotransmitters.

EPSPs are conducted passively,rapidly,and __________.

Axodendritic synapses

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

Prevalent in the cytoplasm of most terminal buttons are

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

IPSP is to EPSP as

The transmission of postsynaptic potentials is

There are three kinds of spatial summation and

Action potentials originate at the

Acetylcholine is

Autoreceptors are commonly found in

Outside the membranes of resting neurons,there are many more

Ions pass through the neural membrane via specialized pores called

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

Which of the following are synthesized from tyrosine?

About how many neuropeptides are currently classified by most experts as neurotransmitters?

Describe the integration (summation)of postsynaptic potentials.Draw graphs illustrating the five basic types of summation.Discuss how these types of summation interact in a normal functioning neuron.

Atropine is

In comparison to metabotropic receptors,ionotropic receptors produce effects that

All __________ neurotransmitters are synthesized from tyrosine.

With respect to size,neuropeptides are the __________ neurotransmitters.

EPSPs are conducted passively,rapidly,and __________.

Axodendritic synapses

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

Prevalent in the cytoplasm of most terminal buttons are

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