Match the Glial Cell with Its Function

question 164

Multiple Choice

Match the glial cell with its function.
-Astrocytes

• A)Influence function of blood-brain barrier
• B)Macrophages in CNS
• C)Produce cerebrospinal fluid
• D)Form myelin sheath around axons in CNS
• E)Form myelin sheath around part of the axon in the PNS

---

Definitions:

Nearsightedness

A common vision condition in which close objects appear clearly, but distant ones do not, also known as myopia.

Mutation

A random error in gene replication that leads to a change.

Epigenetic Mark

Chemical modifications to DNA or histones that change gene activity without altering the DNA sequence, affecting how genes are expressed.

Free-floating Stress Hormones

Hormones like cortisol that circulate unbound in the bloodstream and can affect various parts of the body, often associated with the body's response to stress.