Chapter 11 - Fundamentals of the Nervous System and Nervous Tissue

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Chapter 11 - Fundamentals of the Nervous System
and Nervous Tissue
Nervous System Histology
Membrane and Action Potentials
Neurotransmitters and Integration
Synapses
Mixed Bag
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FINAL ROUND
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Nervous System Histology 100 Question

• All of the following are neuroglial cells except
• a. Schwann cells.
• b. ependymal cells.
• c. microglia.
• d. perikaryons.

ANSWER
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Nervous System Histology 100 Answer

• All of the following are neuroglial cells except
• a. Schwann cells.
• b. ependymal cells.
• c. microglia.
• d. perikaryons.

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Nervous System Histology 200 Question

• Nissl bodies are found ______________.
• a. in the neuroglia
• b. in the neuronal axons
• c. in the neuronal cell bodies
• d. in the neuronal dendrites

ANSWER
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Nervous System Histology 200 Answer

• Nissl bodies are found ______________.
• a. in the neuroglia
• b. in the neuronal axons
• c. in the neuronal cell bodies
• d. in the neuronal dendrites

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Nervous System Histology 300 Question

• Synaptic knobs are found ___________.
• a. in the neuroglia
• b. in the neuronal axons
• c. in the neuronal cell bodies
• d. in the neuronal dendrites

ANSWER
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Nervous System Histology 300 Answer

• Synaptic knobs are found ___________.
• a. in the neuroglia
• b. in the neuronal axons
• c. in the neuronal cell bodies
• d. in the neuronal dendrites

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Nervous System Histology 400 Question

• Myelin sheaths in the CNS are produced by the
  ________.
• a. astrocytes
• b. microglia
• c. oligodendrocytes
• d. Schwann cells

ANSWER
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Nervous System Histology 400 Answer

• Myelin sheaths in the CNS are produced by the
  ________.
• a. astrocytes
• b. microglia
• c. oligodendrocytes
• d. Schwann cells

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Nervous System Histology 500 Question

• Neuroglial cells that line the ventricles of the
  brain are the ______.
• a. astrocytes
• b. ependymal cells
• c. microglia
• d. Schwann cells

ANSWER
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Nervous System Histology 500 Answer

• Neuroglial cells that line the ventricles of the
  brain are the ______.
• a. astrocytes
• b. ependymal cells
• c. microglia
• d. Schwann cells

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Membrane and Action Potentials 100 Question

• If a membrane has a resting transmembrane
  potential of 90 mV, it is said to be _________.
• a. depolarized
• b. polarized
• c. hyperpolarized
• d. unresponsive

ANSWER
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Membrane and Action Potentials 100 Answer

• If a membrane has a resting transmembrane
  potential of 90 mV, it is said to be _________.
• a. depolarized
• b. polarized
• c. hyperpolarized
• d. unresponsive

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Membrane and Action Potentials 200 Question

• At rest, a cell will have more ______ ions in the
  cytoplasm than outside the cell.
• a. sodium
• b. chloride
• c. potassium
• d. calcium

ANSWER
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Membrane and Action Potentials 200 Answer

• At rest, a cell will have more ______ ions in the
  cytoplasm than outside the cell.
• a. sodium
• b. chloride
• c. potassium
• d. calcium

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Membrane and Action Potentials 300 Question

• During membrane repolarization, there is a
  decrease in the membrane permeability to which
  ion?
• a. Potassium
• b. Sodium
• c. Calcium
• d. Both potassium and
• sodium

ANSWER
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Membrane and Action Potentials 300 Answer

• During membrane repolarization, there is a
  decrease in the membrane permeability to which
  ion?
• a. Potassium
• b. Sodium
• c. Calcium
• d. Both potassium and
• sodium

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Membrane and Action Potentials 400 Question

• A membrane maintains its resting potential mainly
  due to _________.
• a. the sodium-potassium pump
• b. chemically gated sodium channels
• c. potassium leak channels
• d. calcium leak channels

ANSWER
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Membrane and Action Potentials 400 Answer

• A membrane maintains its resting potential mainly
  due to _________.
• a. the sodium-potassium pump
• b. chemically gated sodium channels
• c. potassium leak channels
• d. calcium leak channels

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Membrane and Action Potentials 500 Question

• Which channels are open during the absolute
  refractory period of a neuron?
• a. Potassium
• b. Sodium
• c. Calcium
• d. All of the above

ANSWER
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Membrane and Action Potentials 500 Answer

• Which channels are open during the absolute
  refractory period of a neuron?
• a. Potassium
• b. Sodium
• c. Calcium
• d. All of the above

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Synapses 100 Question

• The space between the presynaptic and postsyaptic
  membranes is called the __________.
• a. synaptic cleft
• b. neurotransmitter
• c. synaptic delay
• d. synaptic vesicle

ANSWER
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Synapses 100 Answer

• The space between the presynaptic and postsyaptic
  membranes is called the __________.
• a. synaptic cleft
• b. neurotransmitter
• c. synaptic delay
• d. synaptic vesicle

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Synapses 200 Question

• The presynaptic neuron releases neurotransmitters
  in response to an influx of _______ ions.
• a. sodium
• b. potassium
• c. calcium
• d. sodium and potassium

ANSWER
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Synapses 200 Answer

• The presynaptic neuron releases neurotransmitters
  in response to an influx of _______ ions.
• a. sodium
• b. potassium
• c. calcium
• d. sodium and potassium

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Synapses 300 Question

• IPSPs cause the postsynaptic membrane to become
  more permeable to ________.
• a. calcium
• b. sodium
• c. potassium
• d. chloride

ANSWER
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Synapses 300 Answer

• IPSPs cause the postsynaptic membrane to become
  more permeable to ________.
• a. calcium
• b. sodium
• c. potassium
• d. chloride

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Synapses 400 Question

• __________ has occurred when a neuron is
  stimulated by more than one terminal.
• a. Temporal summation
• b. Spatial summation
• c. Synaptic delay
• d. Synaptic potentiation

ANSWER
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Synapses 400 Answer

• __________ has occurred when a neuron is
  stimulated by more than one terminal.
• a. Temporal summation
• b. Spatial summation
• c. Synaptic delay
• d. Synaptic potentiation

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Synapses 500 Question

• Generation of an action potential can be
  inhibited by all of the following except
• a. IPSPs.
• b. presynaptic inhibition.
• c. depolarization.
• d. hyperpolarization.

ANSWER
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Synapses 500 Answer

• Generation of an action potential can be
  inhibited by all of the following except
• a. IPSPs.
• b. presynaptic inhibition.
• c. depolarization.
• d. hyperpolarization.

BACK TO GAME
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Neurotransmitters and Integration100 Question

• Which of the following is not a class of
  neurotransmitters?
• a. Peptides
• b. Amino acids
• c. Biogenic amines
• d. Acetylcholinesterases

ANSWER
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Neurotransmitters and Integration 100 Answer

• Which of the following is not a class of
  neurotransmitters?
• a. Peptides
• b. Amino acids
• c. Biogenic amines
• d. Acetylcholinesterases

BACK TO GAME
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Neurotransmitters and Integration 200 Question

• The natural opiates of our body are the
• a. biogenic amines.
• b. GABA.
• c. endorphins.
• d. histamines.

ANSWER
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Neurotransmitters and Integration 200 Answer

• The natural opiates of our body are the
• a. biogenic amines.
• b. GABA.
• c. endorphins.
• d. histamines.

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Neurotransmitters and Integration 300 Question

• A neuronal circuit where incoming information is
  spread around or amplified is ________.
• a. converging
• b. diverging
• c. reverberating
• d. parallel after-discharge

ANSWER
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Neurotransmitters and Integration 300 Answer

• A neuronal circuit where incoming information is
  spread around or amplified is ________.
• a. converging
• b. diverging
• c. reverberating
• d. parallel after-discharge

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Neurotransmitters and Integration 400 Question

• Neuronal circuits involved in rhythmic activities
  such as breathing and arm swinging are _________.
• a. converging
• b. diverging
• c. reverberating
• d. parallel after-discharge

ANSWER
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Neurotransmitters and Integration 400 Answer

• Neuronal circuits involved in rhythmic activities
  such as breathing and arm swinging are _________.
• a. converging
• b. diverging
• c. reverberating
• d. parallel after-discharge

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Neurotransmitters and Integration 500 Question

• Dopamine and serotonin are examples of which
  class of neurotransmitters?
• a. Peptides
• b. Purines
• c. Biogenic amines
• d. Acetylcholinesterases

ANSWER
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Neurotransmitters and Integration 500 Answer

• Dopamine and serotonin are examples of which
  class of neurotransmitters?
• a. Peptides
• b. Purines
• c. Biogenic amines
• d. Acetylcholinesterases

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Mixed Bag100 Question

• All of the following are found in the PNS except
• a. spinal nerves.
• b. cranial nerves.
• c. myelinated axons.
• d. microglia.

ANSWER
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Mixed Bag100 Answer

• All of the following are found in the PNS except
• a. spinal nerves.
• b. cranial nerves.
• c. myelinated axons.
• d. microglia.

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Mixed Bag 200 Question

• Association neurons are always _________.
• a. found in the PNS
• b. multipolar
• c. sensory
• d. efferent

ANSWER
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Mixed Bag 200 Answer

• Association neurons are always _________.
• a. found in the PNS
• b. multipolar
• c. sensory
• d. efferent

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Mixed Bag 300 Question

• The nodes of Ranvier are found _______.
• a. in the CNS only
• b. on dendrites
• c. on the neuroglia
• d. on myelinated axons

ANSWER
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Mixed Bag 300 Answer

• The nodes of Ranvier are found _______.
• a. in the CNS only
• b. on dendrites
• c. on the neuroglia
• d. on myelinated axons

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Mixed Bag 400 Question

• The neurilemma is found on the _______________.
• a. dendrites of the CNS
• b. dendrites of the PNS
• c. axons of the CNS
• d. axons of the PNS

ANSWER
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Mixed Bag 400 Answer

• The neurilemma is found on the _______________.
• a. dendrites of the CNS
• b. dendrites of the PNS
• c. axons of the CNS
• d. axons of the PNS

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Mixed Bag 500 Question

• All of the following are true of action
  potentials except
• a. they exhibit an all-or-none response.
• b. they are inhibited by IPSPs.
• c. they need a threshold stimulus.
• d. they travel more slowly on
• myelinated fibers.

ANSWER
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Mixed Bag 500 Answer

• All of the following are true of action
  potentials except
• a. they exhibit an all-or-none response.
• b. they are inhibited by IPSPs.
• c. they need a threshold stimulus.
• d. they travel more slowly on myelinated fibers.

BACK TO GAME
52
FINAL ROUND Question

• Neurotransmitters are removed from the synaptic
  cleft by all of the following except
• a. reuptake by a presynaptic neuron.
• b. simple diffusion.
• c. enzymatic degradation.
• d. presynaptic inhibition.

ANSWER
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53
FINAL ROUND Answer

• Neurotransmitters are removed from the synaptic
  cleft by all of the following except
• a. reuptake by a presynaptic neuron.
• b. simple diffusion.
• c. enzymatic degradation.
• d. presynaptic inhibition.

BACK TO GAME