AEM 341 Exam 2 WVU QUESTIONS WITH ANSWERS.

AEM 341 Exam 2 WVU QUESTIONS
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WITH ANSWERS |\




penicillin - CORRECT ANSWERS ✔✔blocks transpeptidation
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reaction in cell wall synthesis
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chloramphenicol - CORRECT ANSWERS ✔✔blocks |\ |\ |\ |\ |\


peptidyltranferase activity of ribosome |\ |\ |\




rifampicin - CORRECT ANSWERS ✔✔inhibits RNA polymerase
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activity


naladixic acid - CORRECT ANSWERS ✔✔inhibits DNA gyros
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activity


tetracycline - CORRECT ANSWERS ✔✔blocks tRNA binding to the
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ribosome


polymyxins - CORRECT ANSWERS ✔✔disrupts membrane |\ |\ |\ |\ |\ |\


transport and functions |\ |\




John, an English instructor at the university, received a call from
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the Adult Day Care where his 74-year-old mother was staying.
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She was experiencing chest pain, chills and had a fever. When he
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arrived at the day care she seemed to be short of breath and the
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cough she had that morning had worsened and became
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productive (meaning she is coughing up sputum). The local
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, hospital prepared a sputum sample which grew on Blood agar
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and Chocolate agar producing Alpha hemolytic zones. The Gram
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stain revealed numerous white blood cells and numerous Gram-
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positive diplococci that were catalase negative. An Optochin
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susceptibility test was conducted and it was sensitive to it. The |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


physician treated the patient for a pneumonia caused by ? - |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


CORRECT ANSWERS ✔✔streptococcus pneumoniae |\ |\ |\




A Mother brought her 4-year-old boy to the regional hospital. The
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boy was complaining of a headache, stiff neck and had a sore
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throat. The boy could not look at the lights complaining that it
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hurt to see light. The boy had a fever of 103F and appeared
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sleepy. Chest examination and radiograph were normal but
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because of declining mental status and history of headache and
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photophobia, a Lumbar puncture was don which showed 32 white |\ |\ |\ |\ |\ |\ |\ |\ |\


blood cells / ml. A gram stain of his cerebrospinal fluid was
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performed and Aerobic culture onto Blood and Chocolate agar |\ |\ |\ |\ |\ |\ |\ |\ |\


found it only grew on chocolate agar. The patient's history was
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significant that he had not received any childhood vaccinations. |\ |\ |\ |\ |\ |\ |\ |\




The microbiologist ran an XV test (show below). What genus and
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species has been identified. - CORRECT ANSWERS |\ |\ |\ |\ |\ |\ |\


✔✔Haemophilus influenzae |\




On Monday January 29, a 27-year-old female Office Assistant
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experienced a sudden onset of dizziness while at work. The lady |\ |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


was carried to a co-workers car and began to vomit complaining
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of a severe headache, muscle aches and nausea. The lady was
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taken to the hospital where her condition worsened. She claimed
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she had not been feeling well all morning and presented with a
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temperature of 103oF. She developed a rash and experienced a |\ |\ |\ |\ |\ |\ |\ |\ |\ |\


sudden drop in blood pressure. Blood and CSF were negative for
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sepsis and bacterial meningitis. Her history was significant in that
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