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WorksheetsNeuroscience
Total questions: 12
Worksheet time: 6mins
Name
Class
Date
1.
Select the correct part of a neuron that receives messages:
a)
Dendrites
b)
Axons
c)
Synapse
d)
Terminal branches
2.
Select the correct function of the myelin sheath:
a)
creates the action potential
b)
speeds neural impulse
c)
protects the neuron
d)
covers the cell body
3.
What creates an action potential?
a)
hyper-polarization of the neuron
b)
sensory neurons
c)
the movement of positively charged atoms in and out of the axon
d)
neurotransmitters
4.
Why is the axon's membrane "selectively permeable"?
a)
it wont reach the correct threshold
b)
because of the electrical charge
c)
to create the tiny gap between two neurons
d)
at rest it doesn't allow positive ions to enter
5.
What is the all or none response?
a)
the impulse travels faster depending on the stimuli
b)
a neuron either fires or it doesn't
c)
the intensity of the action potential
6.
What is the function of the sodium-potassium pump?
a)
it works like the myelin sheath
b)
it allows flow of positive and negative ions to move through the axon
c)
it pumps the neurotransmitters to the synapse
7.
Select the correct neurotransmitter that enables movement and memory:
a)
Dopamine
b)
Serotonin
c)
Acetyolcholine
d)
Endorphins
8.
What does the "lock and key" phrase describe?
a)
the way the neurotransmitters are sent to other neurons
b)
the perfect fit of a neurotransmitter on the receptor site of the receiving neuron
c)
the way molecules mimick neurotransmitters
9.
Select the incorrect part of the peripheral nervous system:
a)
CNS
b)
Autonomic
c)
Somatic
d)
Sympathetic
10.
Of the three types of neurons, which one does your nervous system rely on the most?
a)
Sensory
b)
Motor
c)
Inter
d)
They all work together equally
11.
Select what does NOT happen to your sympathetic system?
a)
stimulates digestion
b)
accelerates hearbeat
c)
dilates pupil
d)
adrenal glands secrete epinephrine
12.
Select the incorrect function of the parasympathetic nervous system:
a)
contracts pupil
b)
slows heartbeat
c)
inhibits digestion
d)
stimulates gall bladder
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