Glial Cells

6 Questions | By Melparks | Updated: Jan 28, 2013 | Attempts: 1859

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1.

These cells support the nervous system in various ways; they constitute about 50% of the neural cell population
- A.
  
  Glial cells
- B.
  
  Schwann cells
- C.
  
  Endyphiamatic cells
Correct Answer
A. Glial cells
2.

Most common in the body and connect neuron with blood vessel; most numerous type; star shaped cells with many cell processes; attach neurons with the blood vessels to ensure consistent nutrient and oxygen supply; may be part of the blood-brain-barrier; associated with glucose metabolism/regulation of potassium ion concentraion; may form scar tissue in injured brain
- A.
  
  Oligondendrocytes
- B.
  
  Astrocytes
- C.
  
  Ependyma Cells
Correct Answer
B. Astrocytes
3.

Smaller than the astrocytes with a fewer cell processes; produce myelin in the CNS; may myelinate several axons; do no form neurilemma
- A.
  
  Schwann Cells
- B.
  
  Astrocytes
- C.
  
  Oligondendrocytes
Correct Answer
C. Oligondendrocytes
4.

Component of the PNS; produce myelin in the PNS
- A.
  
  Schwann Cells
- B.
  
  Astrocytes
- C.
  
  Oligondendrocytes
Correct Answer
A. Schwann Cells
5.

Cuboidal to columnar cells; may contain cilia; line the central canal and the bain ventricles-forming a porous layer between the brain tissue interstitial fluid and the CSF (Cerebrospinal fluid); lines the CHOROIDS PLEXUS of the ventricles that produce CSF; associated with the control of CSF composition
- A.
  
  Ependyma cells
- B.
  
  Oligondendrocytes
- C.
  
  Astrocytes
Correct Answer
A. Ependyma cells
6.

Small glial cells with a few processes; they clean up infection, like white cells in our blood; scattered thru out CNS tissue; phagocytose bacteria, dead cells, and various complexes; mostly stationary but can move to the site of brain infection to clean up; cell number increases in response to brain
- A.
  
  Ependyma cells
- B.
  
  Microglia
- C.
  
  Oligondendrocytes
Correct Answer
B. Microglia

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Current Version
Jan 28, 2013

Quiz Edited by
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Jul 20, 2011

Quiz Created by
Melparks

Glial Cells

These cells support the nervous system in various ways; they constitute about 50% of the neural cell population

Smaller than the astrocytes with a fewer cell processes; produce myelin in the CNS; may myelinate several axons; do no form neurilemma

Component of the PNS; produce myelin in the PNS