An individual's exposure to an airborne pathogen has prompted an immune response that includes both cellular and humoral components. Which of the following activities is most closely associated with the humoral immune response?
A) T cells directly attack the foreign pathogen.
B) A circulating lymphocyte containing an antigenic message returns to the nearest lymph node.
C) B lymphocytes produce antibodies that are specific to the pathogen.
D) Granulocytes and macrophages engulf and destroy the invading agents.
C
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On a food label, the figures for percentage of daily value are based a diet consisting of how many kilocalories?
1. 1200 2. 1500 3. 1800 4. 2000
The nurse is caring for a hospitalized patient who has symptoms characteristic of pyelonephritis. Before administering the first dose of the intravenous antibiotic, the nurse will ensure that which action is performed?
a. An antipyretic is administered. b. A dose of oral antibiotic is given. c. A urinary analgesic is given. d. A urine culture is obtained.
A nurse is planning a flu prevention fair for 9- to 11-year-old children. Which of the following activities should be included?
a. Microscopes set up to show bacteria on common objects b. Games such as find the germs in a cartoon picture c. Research poster showing germ transmission d. Hand-washing booth with colored soap
People whose families originated in Cuba, Puerto Rico, Mexico, and Latin and South American would best be identified as members of which ethnic group?
A) Caucasian B) African American C) Middle Eastern D) Hispanic