In Shingles, the Virus Lies Within the Cell Bodies of a Dorsal

Multiple Choice

In shingles, the virus lies within the cell bodies of a dorsal root (sensory) ganglion. When the virus is active, it causes painful blisters along a strip of skin on the trunk. Knowing your anatomy, why does it only affect a thin strip of skin?

A) The virus follows the dermatome associated with the spinal nerve connected to the affected dorsal root ganglion.
B) The virus only affects the skin of the back near the affected dorsal root ganglion.
C) The virus follows the lines of cleavage of the skin.
D) The virus only travels vertically along the trunk due to gravity.