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WorksheetsAction Potential, Synapses, & Neurons Test
Total questions: 20
Worksheet time: 27mins
Name
Class
Date
1.
When a neuron is resting, the inside of the axon has a ____________ charge.
a)
positive
b)
negative
2.
When a neuron is not engaged in an impulse.
a)
Resting potential
b)
Action potential
c)
Neural potential
d)
Synaptic potential
3.
Neurotransmitters are released from the
a)
Dendrites
b)
Post-synaptic neuron
c)
Presynaptic neuron
d)
Axon
4.
In order for a neuron to have an action potential, the neuron must receive more
a)
excitatory neurotransmitters
b)
inhibitory neurotransmitters
c)
agnostic neurotransmitters
d)
antagonistic neurotransmitters
5.
Excess neurotransmitters in the synapse that goes back into the presynaptic neuron.
a)
Resting potential
b)
Reuptake
c)
Retroactivity
d)
Repolarization
6.
W
a)
Axon Terminal Button
b)
Neurotransmitters
c)
Dendrite
d)
Synapse
7.
Y
a)
Axon Terminal Button
b)
Neurotransmitters
c)
Dendrite
d)
Synapse
8.
What do we call a nerve cell that is the basic working unit of the brain and nervous system?
a)
axon
b)
neuron
c)
dendrite
d)
neurotransmitter
9.
A
a)
Dendrite
b)
Axon
c)
Axon Terminal
d)
Cell Body
10.
B
a)
Dendrite
b)
Axon
c)
Axon Terminal
d)
Cell Body
11.
Label the Neuron-What does the letter "A" represent?
a)
Axon
b)
Dendrite
c)
Axon Terminal
d)
Cell Body
12.
Label the Neuron-What does the letter "E" represent?
a)
Schwann Cell
b)
Node of Ranvier
c)
Axon Terminal
d)
Myelin Sheath
13.
What is the chemical used by a neuron to transmit an impulse across a synapse to another nerve cell?
a)
Neurotransmitters
b)
Synapse
c)
Threshold
d)
Impulse
14.
-70 mV is the measure of a
a)
Threshold Potential
b)
Action Potential
c)
Resting Potential
d)
End Point Potential
15.
When a membrane potential reaches +30mV, ________ channels open, ________ occurs, and ________ channels close.
a)
Sodium, depolarization, potassium
b)
Potassium, depoloarization, sodium
c)
sodium, repolarization, potassium
d)
postassium, repolarization, sodium
16.
The area between the pre-synaptic cell and the post-synaptic cell is termed the synaptic cleft.
a)
True
b)
False
17.
The sodium-potassium pump is involved in establishing the resting membrane potential.
a)
True
b)
False
18.
Multiple sclerosis is an autoimmune disease in which the body's own immune system destroys the _____________ of the nerve axons.
a)
Myelin
b)
Dendrites
c)
Axon Terminal
d)
Nodes of Ranvier
19.
The brain's supporting cells are called:
a)
glial cells
b)
mitochondria
c)
neurons
d)
nuclei
20.
Nerve impulses within the neuron are sent in _____ form
a)
Electrical
b)
Chemical
c)
Electro-chemical
d)
Petrochemical
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