What term is applied to an optical illusion in which radiolucent lines are caused by overlapping images of the teeth?
What will be an ideal response?
The Mach band effect. When two proximal surfaces overlap, the result is a dense radiopaque area surrounded by a radiolucent halo.
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________ A quiet, calm atmosphere at meal time can disrupt the digestive process
Indicate whether the statement is true or false
Which of the following are common pigmentary disorders?
A. Vitiligo, albinism, and psoriasis B. Ephilides, nevi, and albinism C. Melasma, port-wine stains, and nevi D. Melasma, ephilides, and lentigines
An intoxicated 24-year-old female has been struck by lightning and is conscious but confused. Which one of the following assessment findings should the EMT investigate first?
A) Burns to both arms B) Irregular heartbeat C) Deformity to the left wrist D) Unequal pupils
How often must controls be run for the PT and PTT?
a. With each patient sample b. At least once per 8-hour shift c. At least once per 24 hours d. With each batch of 10