ASCP Medical Technology BOC Exam Microbiology Practice Questions and Answers

Which antibiotic can be used to treat a microorganism with ESBL (extended spectrum beta lactamases) production? Cefoxitin What order does a CSF get distributed to the different labs? Chemistry - Microbiology - Hematology What gastrointestinal pathogen has an incubation of 1-8 hours? Staphylococcus aureus Normal CSF values Glucose: 45-100 mg/dL Protein: 15-50 mg/dL Leukocytes: 0-5 cells/mm^3 How does a viral infection affect CSF? Normal glucose, slightly elevated protein, leukocyte average of 80 cells/mm^3 Which test detects the presence of carbapenemase activity in organisms? Modified Hodge Test (clover-leaf test) Diplococci that commonly cause infection in patients with COPD Moraxella catarrhalis Which isolate produces swarming colonies? Proteus mirabilis Which isolate produces concave colonies? Streptococcus pneumoniae- due to undergoing autolysis Which anaerobic organism produces spores and a double zone of beta hemolysis Clostridium perfringens What causes glanders? Burkholderia mallei Which organism causes Waterhouse-Friderichsen syndrome Neisseria meningitidis Which Haemophilus species is negative for delta aminolaevulinic acid used in the porphyrin test? Haemophilus influenzae