Herpes simplex, the virus responsible for cold sores and genital herpes,
a. has been implicated in cases of primary encephalitis.
b. is a major cause of secondary encephalitis.
c. is responsible for many cases of multiple sclerosis.
d. has been implicated in neurocysticercosis.
Question 2
Primary encephalitis usually results from
a. infection with mosquito-born viruses.
b. overreaction by the immune system to viruses like chicken pox.
c. infection by fungi.
d. infection by common bacteria passed through close contact with others.
