
Neurons Unplugged The Structure and Function of Brain Cells

Interactive Video
•
Biology, Science, Other
•
9th - 10th Grade
•
Hard

Patricia Brown
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Approximately how many neurons are present in the human brain?
50 billion
1 trillion
100 billion
10 million
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary function of dendrites in a neuron?
Produce energy for the neuron
Transmit signals to muscles
Receive information from other neurons
Store genetic information
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the neuron decides whether to send a signal?
Cell body
Axon hillock
Dendrites
Axon
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the term for the signal that travels down the axon?
Neural impulse
Action potential
Neurotransmitter
Synaptic transmission
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of myelin sheaths?
Produce neurotransmitters
Connect neurons to blood vessels
Insulate the axon and speed up signal transmission
Store nutrients
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the gaps between myelin sheaths called?
Nodes of Ranvier
Dendritic spines
Axon terminals
Synaptic clefts
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which disease is associated with the breakdown of myelin sheaths?
Alzheimer's disease
Parkinson's disease
Multiple sclerosis
Epilepsy
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