test 3 practice exam final

test 3 practice exam final - Practice Questions 1. Which of...

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Practice Questions  1. Which of the following is NOT true of an acute Measles infection? a. Immune system is responsible for producing rash. b. Suppresses the immune system. c. Virus infects entire body. d. Infectious virus can remain in droplets in dry air for several hours. e. Is only contagious after symptoms appear. 2.    What is the primary concern of having a Strep sore throat (S. pyogenes)? a. The infection will cause Scarlet fever. b. The immune system will create antibodies that recognize a self protein as well as the bacteria. c. Production of an A-B toxin. d. Inducing endotoxic shock. e. Both b and c. 3. A young girl has developed a pseudomembrane in the back of her throat from an infection: a. Caused by a gram negative rod. b. Where the organism has gained virulence factors from conjugation. c. That produces a toxin that becomes active only once it is taken up by target organs. d. That couldn’t have been prevented because there is no vaccine available. e. Both b and d. 4. Which of the following is NOT true about infections with Rhinoviruses? a. Identified by a high fever and white patches on the oral mucosa. b. We may get infections more than once due to 100 different strains of virus. c. There is no long lasting immunity generated to each strain because it is an RNA virus that can out mutate our immune system. d. We aren’t quiet sure how exactly it is transmitted, but handwashing helps. e. Interferon and inflammatory response eventually help control infection. 5. Your daughter has a fever, sore throat and white spots on her tonsils. Tests run at the doctor’s office do not indicate a S. pyogenes sore throat. Which of the following is not true of the microbe that is most likely causing this disease? a. Antibiotics should be given immediately to prevent rheumatic fever. b. Is a virus that has 45 different strains or types. c. It can remain in the environment for long periods. d. May produce symptoms that last as long as 3 weeks. e. May be spread in the doctor’s office due to closed, crowed setting. 1
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6. Mycoplasma pneumoniae a. Causes high fever, chest pain and lobar pneumonia. b. Should be treated immediately with penicillin. c. Is hard to treat due to presence of 80S ribosomes. d. Is a gram neg. rod. e. Causes disease most commonly in people between 5-35 years of age. 7. A patient comes into your office in July with a headache, muscle and joint pain and a high fever. You notice a rash is starting on his hands and feet and suspect DIC. Which of the following is NOT involved in this disease? a. An immune response causing a type I hypersensitivity reaction. b. Infection of endothelial cells of circulatory system. c.
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This test prep was uploaded on 03/20/2008 for the course MICR 255 taught by Professor Kramer during the Spring '07 term at UNC.

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test 3 practice exam final - Practice Questions 1. Which of...

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