Which of the following conditions can lead to esophageal cancer if left untreated?
A) heartburn
B) dental caries
C) GERD (gastroesophageal-reflux disease)
D) gallstones
C
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What type of circuit would you use to solve a higher-order mathematical problem?
A. Converging B. Diverging C. Reverberating D. Parallel-after-discharge E. None of the choices is correct.
The ____ trunk drains the head and neck
a. jugular b. intestinal c. lumbar d. bronchomediastinal
The figure illustrates the joints and bones of the rib cage. What does "E" represent?
A. costochondral joint B. sternum C. manubrium D. sternal symphyses E. sternocostal synchrondrosis
Define interferons
A) Interferons are small proteins released by virus-infected cells that trigger the production of antiviral proteins. B) Interferons are phagocytic white blood cells that attack virus-infected cells. C) Interferons are circulating proteins that assist antibodies in the destruction of pathogens. D) Interferons are chemicals that induce fever to accelerate tissue metabolism and defenses. E) Interferons are circulating proteins that bind specific antigens as part of the adaptive immune response.