Question

In hopes of understanding how glia affect brain repair, Dr. Jenning develops a special mouse lacking specific types of glia. In her experimental design, Dr. Jenning injures the brain of this mouse and monitors neuronal repair. What is Dr. Jennigns likely to observe?

a. Action potentials can no longer propagate in unmyelinated nerves
b. Cell debris from damaged neurons is not cleared.
c. A blood-brain barrier is formed in response to the injury
d. Neurons undergo hypermyelination.