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Chapter 11 - Fundamentals of the Nervous System and Nervous Tissue
Nervous
System
Histology
Membrane
and Action
Potentials
Neurons
Membrane Potential
Mixed Bag
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FINAL ROUND
Nervous System Histology:
$100 Question
All of the following are neuroglial cells
except:
a. Schwann cells.
b. ependymal cells.
c. microglia.
d. perikaryons.
ANSWER
BACK TO GAME
Nervous System Histology:
$100 Answer
All of the following are neuroglial cells
except:
a. Schwann cells.
b. ependymal cells.
c. microglia.
d. perikaryons.
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
ANSWER
sodium
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
Membrane and Action Potentials:
$500 Question
Which channels are open during overshoot
of the resting membrane potential causing
hyperpolarization?
a. Potassium
b. Sodium
c. Calcium
d. All of the above
ANSWER
BACK TO GAME
Membrane and Action Potentials:
$500 Answer
Which channels are open during overshoot
of the resting membrane potential causing
hyperpolarization?
a. Potassium
b. Sodium
c. Calcium
d. All of the above
BACK TO GAME
Neuron
$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
BACK TO GAME
Neuron
$100 Answer
The space between the presynaptic and
postsyaptic membranes is called the
__________.
a. synaptic cleft
b. neurotransmitter
c. synaptic delay
d. synaptic vesicle
BACK TO GAME
Neuron:
$200 Question
The receiving branches of the neuron are
the:
a.
Axon
b.
Soma
c.
Dendrites
d.
Synaptic terminals
ANSWER
BACK TO GAME
Neuron:
$200 Answer
The receiving branches of the neuron are
the:
a.
Axon
b.
Soma
c.
Dendrites
d.
Synaptic terminals
BACK TO GAME
Neuron:
$300 Question
The part of the neuron that causes gray
matter to have its gray color is the:
a.
Soma
b.
Dendrites
c.
Nucleus
d.
Nissl bodies
ANSWER
BACK TO GAME
Neurons:
$300 Answer
The part of the neuron that causes gray
matter to have its gray color is the:
a.
Soma
b.
Dendrites
c.
Nucleus
d.
Nissl bodies
BACK TO GAME
Neurons:
$400 Question
Which part of the neuron generates an
action potential?
a.
Soma
b.
Dendrites
c.
axon
d.
Axon hillock
ANSWER
BACK TO GAME
Neurons:
$400 Answer
Which part of the neuron generates an
action potential?
a.
Soma
b.
Dendrites
c.
axon
d.
Axon hillock
BACK TO GAME
Neurons:
$500 Question
Wrap the axons of neurons in the PNS
a.
Oligodendrocytes
b.
Astrocytes
c.
Schwann cells
d.
Ependymal cells
ANSWER
BACK TO GAME
Neurons:
$500 Answer
Wrap the axons of neurons in the PNS
a.
Oligodendrocytes
b.
Astrocytes
c.
Schwann cells
d.
Ependymal cells
BACK TO GAME
Membrane potential:
$100 Question
What is the extracellular cation?
a.
Potassium
b.
Sodium
c.
Calcium
d.
chloride
ANSWER
BACK TO GAME
Membrane potential:
$100 Answer
What is the extracellular cation?
a.
Potassium
b.
Sodium
c.
Calcium
d.
chloride
BACK TO GAME
Membrane potential:
$200 Question
______________ ion channels open
during depolarization and these ions flow
_______________ .
a.
Potassium; out
b.
Potassium; in
c.
Sodium; out
d.
Sodium; in
ANSWER
BACK TO GAME
Membrane potential:
$200 Answer
______________ ion channels open
during depolarization and these ions flow
_______________ .
a.
Potassium; out
b.
Potassium; in
c.
Sodium; out
d.
Sodium; in
BACK TO GAME
Membrane potential:
$300 Question
During repolarization these ion gated
channels are open.
a.
Sodium
b.
Potassium
c.
Chloride
d.
calcium
ANSWER
BACK TO GAME
Membrane potential:
$300 Answer
During repolarization these ion gated
channels are open.
a.
Sodium
b.
Potassium
c.
Chloride
d.
calcium
BACK TO GAME
Membrane potential:
$400 Question
These are “all or none”:
a.
Graded potentials
b.
Neurotransmitter release
c.
Action potentials
d.
All of the above
ANSWER
BACK TO GAME
Membrane potential:
$400 Answer
These are “all or none”:
a.
Graded potentials
b.
Neurotransmitter release
c.
Action potentials
d.
All of the above
BACK TO GAME
Membrane potential:
$500 Question
These are created by postsynaptic
dendritic membranes and weaken as they
travel along the membrane toward the
axon hillock.
a.
Action potentials
b.
Resting membrane potentials
c.
Graded potentials
d.
All of the above
ANSWER
BACK TO GAME
Membrane potential:
$500 Answer
These are created by postsynaptic
dendritic membranes and weaken as they
travel along the membrane toward the
axon hillock.
a.
Action potentials
b.
Resting membrane potentials
c.
Graded potentials
d.
All of the above
BACK TO GAME
Mixed Bag:
$100 Question
All of the following are found in the PNS
except:
a. spinal nerves.
b. cranial nerves.
c. myelinated axons.
d. microglia.
ANSWER
BACK TO GAME
Mixed Bag:
$100 Answer
All of the following are found in the PNS
except:
a. spinal nerves.
b. cranial nerves.
c. myelinated axons.
d. microglia.
BACK TO GAME
Mixed Bag:
$200 Question
Association neurons and motor neurons
are always _________.
a. found in the PNS
b. multipolar
c. sensory
d. efferent
ANSWER
BACK TO GAME
Mixed Bag:
$200 Answer
Association neurons are always
_________.
a. found in the PNS
b. multipolar
c. sensory
d. efferent
BACK TO GAME
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
BACK TO GAME
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
BACK TO GAME
Mixed Bag:
$400 Question
During the absolute refractory period along
an axon membrane of a neuron,
a.
Potassium gates are open and K+ is
diffusing down the gradient.
b.
Sodium gates are closed and Na+ is
diffusing down the gradient.
c.
The neuron is unable to respond to a
stimulus of any intensity.
d.
The membrane is most sensitive toANSWER
BACK TO GAME
stimuli.
Mixed Bag:
$400 Answer
During the absolute refractory period along
an axon membrane of a neuron,
a.
Potassium gates are open and K+ is
diffusing down the gradient.
b.
Sodium gates are closed and Na+ is
diffusing down the gradient.
c.
The neuron is unable to respond to a
stimulus of any intensity.
d.
The membrane is most sensitive to
BACK TO GAME
stimuli.
Mixed Bag:
$500 Question
All of the following are true of action
potentials except:
a. they exhibit an all-or-none response.
b. The travel down axons.
c. they need a threshold stimulus.
d. they travel more slowly on
ANSWER
myelinated fibers.
BACK TO GAME
Mixed Bag:
$500 Answer
All of the following are true of action
potentials except:
a. they exhibit an all-or-none response.
b. The travel down axons.
c. they need a threshold stimulus.
d. they travel more slowly on
myelinated fibers.
BACK TO GAME
FINAL ROUND Question
The small membrane-enclosed
compartments that hold and release the
neurotransmitter molecules from within the
presynaptic neuron, are called
________________________
ANSWER
BACK TO GAME
FINAL ROUND Answer
The small membrane-enclosed
compartments that hold and release the
neurotransmitter molecules from within the
presynaptic neuron, are called
____synaptic vesicles________
BACK TO GAME