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Cricks Nerve Anatomy
| Question | Answer |
|---|---|
| What is the basic unit of a nerve cell? | Neuron |
| What cell provides support, nourishment and protection for neurons? | Neuroglia or glial cells |
| What is the "receiving" part of the nerve cell? | dendrite (little tree) |
| What is the "sending" part of the nerve cell? | axon |
| What is the cell body called? | The cell body. Wonder why I wasted a card on that amazing fact? I wonder too, it must be getting late and I am losing my grip on reality, not that it was a good grip to start with, darn, out of room on this ca |
| What is important about the axon hillock? | it is where impulses arise from |
| An axon ends with a transmission structure called a ___. | Axon terminal |
| What are the tips of the axon terminals called? | Not the tips, but the synaptic end bulb |
| Name the layer of lipid and proteins that insulate an axon. | Myelin sheath |
| What cells create the myelin sheath? | Schwann cells (dont they sell ice cream too?) |
| There are gaps in myelin sheaths- what are the gaps called? | Nodes of Ranvier |
| What gives white matter its white color? | myelin- generally |
| What gives gray matter its gray color? | the organelles in the axons give the cell a gray look, there is no myelin to cover the gray |
Created by:
russcrick
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