Sipho, a second-year medical student, observes a neurology lab procedure involving abnormal cerebrospinal fluid (CSF) flow. The neurologist explains the role of ependymal cells in CSF, but warns that other glial cells are responsible for immune and vascular functions. Based on the outlined scenario, which of the following is NOT a function of the ependymal cells?

Question

Answer

They act as a firewall against viruses that pose a threat to the CNS

Answer

They monitor the quality of CSF and provide the underlying brain cells with proteins from the CSF.

Answer

They facilitate the movement of cerebro-spinal fluid (CSF).

Answer

They protect the blood-brain barrier.

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Sipho, a second-year medical student, observes a neurology lab procedure involvi...

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