Oral Aphthous Ulcers

question 74

Multiple Choice

Oral aphthous ulcers:

• A) Occur because of reinfection by HSV
• B) Can be diagnosed by cytologic smears
• C) Are typically preceded by vesicles
• D) May be seen occasionally on the vermilion of the lips
• E) None of the above

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Definitions:

Ocean

A large body of saltwater that covers approximately 71% of the Earth's surface, subdivided into five major oceans.

Binocular Cue

A visual signal that requires the coordination of both eyes to perceive depth and distance.

Three Dimensions

Usually refers to the three physical dimensions in which objects exist and move: height, width, and depth.

Distance Judgments

Distance judgments refer to the ability and the process by which individuals assess or estimate the distance of objects from themselves or other reference points.