Nervous System Lesson 2
Presentation
•
Chemistry, Biology, Science
•
11th Grade - University
•
Easy
Standards-aligned
Randy Carpenter
Used 6+ times
FREE Resource
25 Slides • 16 Questions
1
by Randy Carpenter
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3
Multiple Choice
What is the role of an astrocyte?
Lump neurons close together.
Provide a protective sheath to help insulate them.
Anchor neurons close to capilaries so they receive the proper nutrients.
Allow neurons to move away from certain areas of the body.
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5
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8
Multiple Choice
Which type of cell is categorized as phagocytes and helps protect and defend the CNS by getting rid of debris and bacteria?
Oligodendrocyte
Microglia
Astrocyte
Ependymal Cell
9
Multiple Choice
Which type of cell uses cilia to move cerebrospinal fluid around the brain and spinal cord and also forms a protective cushioning around the CNS?
Oligodendrocyte
Microglia
Astrocyte
Ependymal Cell
10
Multiple Choice
Which type of cell forms a myelin sheath around cells that help insulate for better cellular communication?
Oligodendrocyte
Microglia
Astrocyte
Ependymal Cell
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12
13
Multiple Choice
Which cells of the PNS are similar to the oligodendrocytes in the CNS.
Satelite Cells
Schwann Cells
14
Multiple Choice
True or False: Glial cells can transmit electiral impulses around the nervous system.
True
False
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Open Ended
Neurons do not have centrioles in their cell bodies. The text states that this is because they are amitotic. What does this mean for neurons?
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Multiple Choice
Nissl substance and neurofibrils are important as they help neurons...
Absorbe nutrients.
Conduct electrical impulses.
Maintain cell shape and structure.
Increase efficinecy
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Multiple Choice
What part of the neuron is the long middle piece?
Cell body
Dendrites
Axon
Synapse
26
Multiple Choice
What part of the neuron is where two neurons touch and electrical signals can travel via neurotransmitters across a gap?
Cell body
Dendrites
Axon
Synapse
27
Multiple Choice
A synapse will connect an axon terminal (end of an axon) to the ______ of another neuron.
Cell body
Dendrites
Axon
Synapse
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Multiple Choice
Nuclei are...
Clusters of cell bodies in the CNS.
Bundles of nerve fibers that run through the CNS.
Small collections of cell bodies in the PNS.
Bundles of nerve fibers that run through the PNS.
36
Multiple Choice
Ganglia are...
Clusters of cell bodies in the CNS.
Bundles of nerve fibers that run through the CNS.
Small collections of cell bodies in the PNS.
Bundles of nerve fibers that run through the PNS.
37
Multiple Choice
Tracts are...
Clusters of cell bodies in the CNS.
Bundles of nerve fibers that run through the CNS.
Small collections of cell bodies in the PNS.
Bundles of nerve fibers that run through the PNS.
38
Multiple Choice
Nerves are...
Clusters of cell bodies in the CNS.
Bundles of nerve fibers that run through the CNS.
Small collections of cell bodies in the PNS.
Bundles of nerve fibers that run through the PNS.
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41
Open Ended
Exit Ticket: Differentiate between neurons in the CNS and PNS. How are the glial cells different and similar? How are bundles of neurons and their fibers named?
by Randy Carpenter
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