What rhetorical device is used in the following lines?

“As you look into someone’s mouth, you see the tongue in front, lying under the roof of the

mouth, and you see the tongue curving backward and down into the throat; that is what Kitum

Cave looked like. Say “Ahh,” Kitum Cave. Do you have a virus? No instruments, no series can tell

you if you are in the presence of a predator” (402).