Viruses invade living cells. Which disease is caused by a virus?

A) Myocardial infarction
B) Hepatitis B
C) Colitis
D) Cholecystitis


Ans: B
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Viruses cause AIDS, chickenpox, colds, cold sores, encephalitis, hepatitis, herpes influenza, measles, mononucleosis, mumps, polio, rabies, shingles, pneumonia, and many other diseases.

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Which of the following is not a common transition for an older adult?

a. Family role changes b. Marriage c. Job changes and retirement d. Health changes

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To help minimize side effects in a cancer patient receiving interferon-alfa therapy, the nurse should:

1. start oxygen. 2. lower the ambient temperature. 3. provide antiemetics. 4. administer acetaminophen.

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In addition to a mass, the child with Wilms tumor may also exhibit which assessment finding? (select all that apply)

a. Abdominal pain b. Enuresis c. Hematuria d. Weight gain e. Fever

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The nurse is administering oxygen to a pt who is hypoxic and has chronic high levels of carbon dioxide. Which oxygen therapy prevents a respiratory complication for this pt?

a. Fio2 higher than usual 2-4L/min per nasal cannula b. venturi mask of 40% for the delivery of oxygen c. lower concentration of oxygen per nasal cannula d. variable Fio2 via partial rebreather mask

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